Post on 27-Oct-2015
description
A
A/D Analog to Digital A/D/P Analysts / Designers /
Programmers A/UX Apple's version of
Unix AA Attribute Association
Function AAAP Autodesk Animator
and Animator Pro AAB All-to-all Broadcast AACR Anglo - American
Cataloguing Rules AAER Accounting and
Auditing Enforcement Releases
AAL ATM Adaptation
Layer AAP Association of
American Publishers AAP Applications Access
Point
AAR Addition Accumulation Register
AAS All-to-all Scatter AASP ASCII Asynchronous
Support Package AAT Average Access Time AAUP American Association
of University Presses AB Average BIOS ABC Adaptive Binary
Coder ABC American Broadcast
Company ABC Abstract Base Class ABC Atanasoff-Berry
Computer ABCDCM
Abstract Base Class Derived Class Method
ABCM Abstract Base Class
Method ABED Algorithm - Based
Error Detection
ABEND Abnormal End ABFT Algorithm Based Fault
tolerance ABI Application Binary
Interface ABIOS Advanced Basic input
Output System ABIST Automatic Built-in
Self-Test ABLE Adaptive Battery Life
Extender ABM Asynchronous
Balanced Mode ABR Available Bit Rate ABRS Automated Book
Request System ABS Absolute ABS Address Book
Synchronization ABT Abort ABT Abstract Behavoired
Types ABTS ASCII Block Terminal
Services
AC Automatic Computer AC Autocheck AC Auxiliary Carry ACAP Analyst Capability ACAP Application
Configuration Access Protocol
ACB Access Control Byte ACBCED
Arithmetic Coding Based Continuos Error Detection
ACC Aston Compiler
Constructor ACC Abstract and
Concrete Classes ACC Accumulator ACCU Association of C and
C++ Users ACD Automatic Call
Distribution ACDI Asynchronous
Communications Device Interface
ACE Advanced Computing
Environment ACE Automatic Computing
Engine ACE Adverse Channel
Enhancements ACE Access Control Entry ACE Adaptive Critic
Element ACF Access Control Field ACF Advanced
Communications Function
ACH Automated Clearing
House ACIA Asynchronous
Communication Interface Adapter
ACIAS Automated
Calibration Interval Analysis System
ACIS American Committee
for Interoperable Systems
ACK Acknowledgment
ACL Applet Class Loader ACL Access Control List ACLE Array C Language
Emulator ACM Audio Compression
Manager ACM Association for
Computer Machinery ACMS Application Control
Management System ACM-SIGMIS
ACM - Special Interest Group On Management Information Systems
ACMT Association of
Computer Machinery Transaction
ACP Algebra of
Communicating Processes
ACP Arabic Command
Processor ACP Auxiliary Control
Process ACP Ancillary Control
P
Program ACPI Advanced
Configuration and Power Interface
ACR Allowed Cell Rate ACR Available Cell Rate ACS Access Control Set ACS Access Control
System ACS Advanced Computer
System ACS Anti Curl System ACS Asynchronous
Communication Server
ACS Access ACSE Association Control
Service Element ACTS Advanced
Communications Technology Satellite
ACTS Automated Computer
Time Service
ACTT Advanced Communication and Timekeeping Technology
ACU Automatic Calling Unit ACWP Actual Cost of Work
Performed AD Activity Description ADA Application Domain ADA Automatic Data
Acquisitions ADALINE
Adaptive Linear Neuron
ADB Apple Desktop Bus ADBS Autonomous Data
Base System ADC Add with Carry ADC Adaptive Data
Compression ADC Add White Carry ADCCP Advanced Data
Communication Control Procedure
ADD Automatic Document Detection
ADF Adapter Description
File ADF Automatically Defined
Function ADF Automatic Document
Feeder ADFD Action Data Flow
Diagram ADI Apple Desktop
Interface ADI Autodesk Device
Interface ADI Autocad Device
Interface ADL Address Data Latch ADL Architectural
Description Language ADLAT Adaptive Lattice Filter ADLC Asynchronous Data
Link Control ADLC Adaptive Losses Data
Compression
ADLS Asynchronous Digital Subscriber Line
ADM Arrow Diagramming
Method ADM Add / Drop
Multiplexer ADMACS
Apple Document Management and Control System
ADN Add in Utility ADNO Address Number ADO Active Data Objects ADP Asynchronous Data
Processing ADP Automatic Data
Processing ADPCM Adaptive Differential
Pulse Code Modulation
ADR Add Double Precision
Register ADR Address ADS Automatic Distribution
System
ADS Application Development Solutions
ADS Application
Development Standards
ADSC Adobe Document
Structuring Conventions
ADSC Address Status
Changed ADSI Analog Display
Services Interface ADSI Active Directory
Service Interface ADSL Asymmetrical Digital
Subscriber Line ADSL Asynchronous Digital
Subscriber Loop ADSP Appletalk Data
Stream Protocol ADSR Attack, Decay,
Sustain, Release ADT Application Data
Types ADT Abstract Data Type
ADU Automatic Dialing Unit AE Above Or Equal AE Average Error AEB Analog Expansion
Bus AEC Architecture,
Engineering, Construction
AEE Arithmetic Expression
Evaluation AES Advanced Encryption
Standard AES Asynchronous Event
Services AESA ATM End System
Address AETG Automatic Efficient
Test Generator AETLTA Association for the
Education Training of Library Technicians and Assistants
AF Auxiliary Flag AFA Add File to Archive
AFA Accelerated File Access
AFC Application
Foundation Classes AFC Automatic Frequency
Control AFC Automatic Font
Change AFC Accelerating Fractal
Compression AFD Actual Finished Date AFD Automatic File
Distribution AFDW Active Framework for
Data Warehousing AFG Advanced Frame
Grabber AFI Authority and Format
Identifier AFII Association for Font
Information Interchange
AFIPS American Federation
of Information Processing Societies
AFIRM Automated Fingerprint Image Reporting and Match
AFIS Automated
Fingerprint Identification System
AFK Away From Keyboard AFM Adobe Font Metrics AFP Adjusted Function
Points AFP Appletalk Filing
Protocol AFP Advanced Function
Presentation AFR Assemble Feasibility
Report AFR Annualized Failure
Rate AFS Andrew File System AFTP Anonymous File
Transfer Protocol AGA Advanced Graphics
Adapter AGC Automatic Gain
Control
AGI Address Generation
Interlock AGP Accelerated Graphics
Port AGR Adaptation-Guided
Retrieval Method AGU Address-Generation
Unit AGV Automated Guided
Vehicles AH Authentication
Header AHA Advanced High
Analysis AHM Amsterdam
Hypermedia Model AHPL A Hardware
Programming Language
AHS Automated Highway
Systems AI Aggregate
Identification AI Analog Input
AI Artificial Intelligence AIA Applications
Integration Architecture
AIAG Automative Industry
Action Group AIC Akaike's Information
Criterion AICPA American Institute of
Certified Public Accountants
AIF Audio Information File
Format AIF Audio Interchange
Format AIG American
International Group AIMS Automated Inspection
& Measurement Station
AIN Advanced Intelligent
Network AIO Aquittement Input /
Output AIOPAD Asynchronous Input /
Output Packet Assembler /
Disassembler AIR Assemble
Investigation Results AIR Additive Increase
Rate AIRES Automated Image
Reconstruction Using Expert Systems
AIS Association for
Information Systems AIS Automated
Identification System AIS Alarm Indication
Signal AIS Automated
Information System AISP Association of
Information Systems Professionals
AISPM Automated
Information System Program Manager
AIT Advanced Intelligent
Tape AIX Advanced Interactive
eXecutive
AKL Automatic Key Lock AKO A - Kind - Of AL Application Layer ALA American Library
Association ALAP Appletalk Link Access
Protocol ALC Automatic Level
Control ALC Arithmetic and Logic
Circuits ALD Assemble Logical
Design ALE Application Linking
and Embedding ALE Address Latch Enable ALGOL Algorithmic Oriented
Language ALGOL Algorithm Language ALH Augmented
Lagrange-Hopfield ALIBI Adaptive Location of
Internetworked Bases of Information
ALINK Active Link ALIWEB Archie Like Indexing
in the Web ALN Asynchronous
Learning Network ALPAC Automatic Language
Processing Advisory Committee
ALR Advanced Logic
Research ALU Arithmetic Logic Unit ALU Arithmetic Logic Unit ALVINN Autonomous Land
Vehicle in a Neural Network
AM Abstract Model AM/PSK Amplitude Modulation
with Phase-Shift Keying
AMA Automatic Message
Accounting AMANDA
Automated Messaging and Directory Assistance
AMD Active Matrix Display AMD Advanced Micro
Devices AML Arc Macro Language AMMA Advanced Memory
Management Architecture
AMP Atomic Multicast
Protocol AMPS Advanced Mobile
Phone Service ANDF Application Neural
Distribution Format ANI Animated Cursor ANI Automatic Number
Identification ANN Annotations ANN Artificial Neural
Network ANOVA Analysis of Variance ANS Application Naming
Standards ANS Advanced Networks
and Services
ANSD Analysis and
Modeling Software Development
ANSI American National
Standard institute ANX Automotive Network
Exchange AO Analog Output AO/DI Always On / Dynamic
ISDN AOCE Apple Open
Collaborative Environment
AOE Application Operating
Environment AOI Automated Optical
inspection AOL American Online AOM Application Profile
OSI Management AON Activity On Node AOP Access Oriented
Programming AOS Add Or Subtract
AP Adjunct Processor AP Applications
Processor AP Augmentation Plan APA All Points
Addressable APA Arithmetic Processing
Accelerator APA Adaptive Packet
Assembly APAR Authorized Program
Analysis Report APAREN Address Parity
Enable APC Asynchronous
Procedure Call APCUG Association of PC
User Groups APD Assemble Logical
Design APET Anticipated Pure
Execution Time APFR Annalist of Presence
and Future
Requirements API Application
Programmer Interface API Application Program
Interface APIC Advanced
Programmable Interrupt Controller
APIS Advanced Passenger
Information System APL A Programming
Language APM Advanced Power
Management APN Abstract Petri Net APNIC Asia-Pacific Network
Information Center APOP Authenticated Post
Office Protocol APP Application APPC Advanced Program -
to - Program Communication
APPI Advanced Peer - to -
Peer Internetworking
APPN Advanced Peer to
Peer Networking APR Address Resolution
Protocol APRP Adaptive Pattern
Recognition Processing
APS Advanced Printing
Service APS Asynchronous
Protocol Specification APS Automatic Protection
Switching APSE ADA Programming
Support Environment APT Address Pass
Through APT Advanced Parallel
Technology APT Automatically
Programmed tools ARA Appletalk Remote
Access ARAS Appletalk Remote
Access Services
ARCA Advanced RISC Computing Architecture
ARCM Adaptation Rate
Coding Modulation ARCnet Attached Resource
Computer Network ARCS Advanced RISC
Computing Specification
ARD Automatic Relevance
Determination ARE Asymptotic Relative
Efficiency ARI Abort Retry Ignore ARL Adjusted Ring Length ARLL Advanced Run -
Length Limited ARM Advanced RISC
Machine ARM Asynchronous
Response Mode ARM Annotated Reference
Manual ARMA Autoregressive
M i A
Moving Average ARP Address Resolution
Protocol ARPA Advanced Research
Project Agency ARPANET
Advanced Research Projects Agency Network
ARPL Adjust Requested
Privilege Level ARQ Automatic Repeat
Request ARRA Announced
Retransmission Random Access
ARS Assemble
Requirement Specification
ART Adaptive Resonance
Theory ART Advanced
Recognition Technologies
ARTA Apple Real Time
Architecture ARTIC A Real - Time
Interface Coprocessor
ARTMAP
Adaptive Resource Theory Mapping
ARTS Asynchronous
Remote Takeover Server
ARTT Asynchronous
Remote Takeover Terminal
ARTTel Automated Request
Transmission By Telecommunications
ARU Audio Response Unit AS Autonomous System AS/400 Application System /
400 AS/RS Automated Storage
and Retrieval System AS/U Advanced Server for
Unix AS3AP ANSI SQL Standard
Scalable and Portable ASA Adaptive Server
Anywhere ASAI Adjunct Switch
Application Interface
ASAP Academic Strategic
Alliance Program ASAP Automatic Switching
and Processing ASAP As Soon As Possible ASC ASCII Text ASC All Stations
Connected ASCC Automatic Sequence
Controlled Calculator ASCII American (national)
Standard Code for Information Interchange
ASD Actual Start Date ASD(C3I)
Assisiant Secretary of Defense for Command, Control, Communications and Intelligence
ASE Associative Search
Element ASF Algebric Specification
Formalism ASF Active Streaming
F t
Format ASIC Application Specific
Integrated Circuit ASIT Advanced Security
and Identification Technology
ASL Average Search
Length ASL Adaptive Speed
Leveling ASL Arithmetic Shift Left ASLIB Association of Special
Libraries and Information Bureaus
ASLM Apple Shared Library
Manager ASLP Adaptive Session
Level Pacing ASM Assembler Source
Language ASM Association for
Systems Management
ASMP Asymmetric
Multiprocessing
ASN Action Selection Network
ASN Abstract Syntax
Notation ASN Autonomous System
Number ASNO Abstract Syntax
Notification On ASO Automated Systems
Operations ASP Active Server Page ASP Authorized Service
Provider ASP Association of
Shareware Professionals
ASP Active Server Page ASP Appletalk Session
Protocol ASPI Advanced SCSI
Programming Interface
ASPS Advanced Signal
Processing System ASR Address Space
R i t
Register ASR Automatic System
Reconfiguration ASR Automatic Send /
Receive ASR Automatic Speech
Recognition ASSES Architecture for
Structuring the Requirements Specification of Embedding Critical Systems
ASSET Asset Source for
Software Engineering Technology
ASSIA Applied Social
Science Index and Abstracts
ASVD Analogue
Simultaneous Voice / Date
AT Acceptance Test AT Attention AT Advanced
Technology
AT&T American Telephone and Telegraph
ATAPI Attachment Packet
Interface ATAPI Advanced
Technology Attachment Packet Interface
ATC Autodesk Training
Center ATDM Asynchronous Time
Division Multiplexers ATDP Attention Dial Plus ATDT Attention Dial ton ATE Automated Test
Equipment ATG Advanced
Technology Group ATH Attention Hang-up ATL Active Template
Library ATM Asynchronous
Transfer Mode ATM Adobe Type Manager
ATM Automated Teller Machine
ATM CSU/DSU
ATM Channel Service Unit / Date Service Unit
ATMs Automatic Teller
Machines ATP Appletalk Transaction
Protocol ATP Advanced
Technology Program ATPS Appletalk Printing
Services ATR Automatic Terminal
Recognition ATRAC Adaptive Transform
Acoustic Coding ATS Algorithmic Test
Sequence ATS Apple Terminal
Services ATS Administrative
Terminal System ATX Advanced
Technology Extended
AUDIT Automated Data input Terminal
AUI Attachment Unit
Interface AUP Acceptable Use
Policy AUTOEXEC
Automatic Execution
AUX Auxiliary AV Arcview AV Authenticity
Verification AV Audiovisual AVA Audio Visual
Authoring AVC Audio Visual
Connection AVD Alternating Voice and
Data AVG Average AVI Audio Video
Interleaved AVK Audio Video Kernel
AVL Adelson Velsky
Landis Tree AVL Abstract Visualization
Language AVL Automatic Vehicle
Location AVQ Adaptive Vector
Quantization AVR Automatic Voice
Recognition AVRM Amplitude Varying
Rate Matrix AVRS Amplitude Varying
Rate Statistics AVT Applied Voice
Technology AVX AntiVIrus Expert AWACS Airborne Warning and
Control System AWE Advanced Wave
Effects AWG American Wire Gauge AWS Advanced
Workstations and
Systems AWT Advanced Abstract
Window toolkit AX Architecture Extended AXCW Active X Component
Wizard
B
B - ICI Broadband -
Intercarrier Interface B - ISDN Broadband Integrated
Services Digital Network
B/F Background /
Foreground B2X Binary to
Hexadecimal BAB Branch and Bound BAI Book Aid International BAIM Baseline Advanced
Industrial Management
BAK Backup BAK Binary Adaptation Kit BAL Basic Assembly
Language BAL Branch and Link
BALUN Balanced Unbalanced BAM Boyan Action Module BAM Bidirectional
Associative Memory BAPI Business Application
Programming Interface
BARTS Bell Atlantic Regional
Timesharing BAS Basic Language BAS Buffer Allocation Size BASH Bourne Again Shell BASIC Beginner All Purpose
Symbolic instruction Code
BASM Built-in Assembler BAT Batch Processing BAT Block Address
Translation BBA Boundary Based
Approach BBL Be Back Later
BBLT Bus Block Transfer BBN Bolt Beranek and
Network BBS Bulletin Board
Systems BBS Blocked Before
Service BBS-SNO
Blocked Before Service - Server Is Not Occupied
BBS-SO Blocked Before
Service - Server Occupied
BBW Best of Both World BCB Both Connection
Based BCC Blared Courtesy Copy BCC Borland C Compiler BCC Board of County
Commissioners BCC Block Check
Character BCC Blind Carbon Copy
BCD Binary Coded Decimal
BCI Binary Coded
Information BCI Binary Code
instrumentation BCL Batch Command
Language BCO Band Compression
Order BCP Best Current Practice BCP Bulk Copy Program BCPL Basic Computer
Programming Language
BCR Byte Count Register BCR Basic Channel Rates BCS Bandwidth
Conservation Society BCS Bar Code Sorter BCWS Budget Cost of Work
Scheduled BDA Bios Data Area
BDAM Basic Direct Access
Method BDC Backup Domain
Controller BDD Binary Decision
Diagram BDE Borland Database
Engine BDK Bean Developer Kit BDLS Bidirectional Loop
Switching BDOS Basic Disk Operating
System BDP Bottom Driver Pattern BDR Bus Device Request BDSL Broadband ADSL BDSS Bayesiam Decision
Support System BDY Boundary BE Below Or Equal BE Basic Event
BECN Backward Explicit Congestion Notification
BEDO Burst Extended Data
Out BELLCORE
Bell Communications Research
BER Basic Encoding Rules BER Bit Error Rate BERT Bit Error Rate Test BF Bad Flag BFA Bellmon Ford
Algorithm BFA Buffer Area BFF Binary File Format BFN Buffer Number BFS Breadth First Search BFT Batch File
Transmission BFTP Batch FTP BGA Ball Grid Array
BGE Branch if Greater Or
Equal BGI Borland Graphic
Interface BGP Border Gateway
Protocol BGT Branch if Greater
Than BHI Branch if Higher BHIS Branch if Higher Or
Same BHN Binary Hopfield
Network BHNS Binary Hopfield
Network System BI Binary input BIB Bibliography BIB Bus Interface Board BIC Buffer Interface
Controller B-ICI Broadband -
Intercarrier Interface
BICMOS Bipolar CMOS BiDi Bi-directional BIDS Bath Information and
Data Services BIFET Bipolar Field Effect
Transistor BIFF Binary Interchange
File Format BIM Beginning of
Information Marker BIN Binary BINAC Binary Automatic
Computer BIND Berkeley Internet
Name Domain BINHEX Binary Hexadecimal BIOFAM Binary input Output
Fuzzy Associative Memory
BIOS Basic input / Output
System BIP Bit Interleaved Parity BIS Business Information
System
B-ISDN Boardband Integrated
Services Digital Network
BIST Built in Self Test BISYNC Binary Synchronous
Communication BIT Binary Digit BITBLT Bit Block Transfer BITNET Because It's Time
Network BITNIC Bitnet Network
Information Center BIU Bus Interface Unit BIW Business Intelligence
Warehouse BIX Byte Information
Exchange BK! Backup BL Bit Line BL Branch On Low BLAISE British Library Online
Information Service
BLAST Blocked
Asynchronous Transmission
BLD Basic Blood Graphics BLDSC British Library
Document Supply Center
BLE Branch if Less Or
Equal BLER Block Error BLK Block B-LLI Broadband Lower -
Layer Information BLMC Buried Logic
Macrocell BLOB Binary Large Object BLOS Branch if Lower Or
Same BLT Black Logical
Transfer BLU Basic Link Unit BM Benchmark
BMI Branch if Minus BMIC Busmaster Interface
Controller BMP Bitmap BMP Batch Message
Processing Program BMP Basic Mapping
Support BNB British National
Bibliography BNC Bayonet Neill -
Concelman BNE Branch if Not Equal BNF Backus Name Form BNS Backbone Network
Service B-NT Boardband Network
Terminator BNZ Branch On Not Zero BO Branch On Overflow BO Binary Output BOA Basic Object Adapter
BOAT Back Office
Automation Technology
BOB Brains On Board BoB Break-out Box BOC Bell Operating
Company BOF Beginning of File BOM Bill of Material BOM Begin of Message BON Better Object Notation BOND Bandwidth On
Demand BOOTP Bootstrap Protocol BOP Byte Oriented
Protocol BOPS Billion Operations Per
Second BORPQU
Borland Pro Quattro
BORQU Borland Quattro
BOS Basic Operating
System BOT Beginning of Tape BP Base Pointer register BP Basic PLAN BPAM Basic Partitioned
Access Method BPB Bios Parameter Block BPDU Bridge Protocol Data
Unit BPI Bits Per Inch BPL Branch if Plus BPO Back Projection
Operator BPR Business Process
Reengineering BPRTI Business Process
Reengineering and Technology Integration
BPS Basic Program
Structure
Bps Bytes Per Second BPSK Binary Phase Shift
Keying BPTT Back Propagation
Through Time BPU Bit Processing Unit BR Bad Register BR Baud Rate BRAM Broadcast
Recognition Access Method
BRAP Broadcast
Recognition with Alternating Priorities
BRB Be Right Back BRCCN Bidirectional RCCN BRE Boolean and
Selectional Expression
BRF Basis Radial Function BRGC Binary Reflected Gray
Code BRI Brain Response
I t f
Interface BRI Basic - Rate Interface BRMO Binary Relationship
Model Query BRO Boolean and
Selectional Operator BRS Big Read Switch BS Binary Search BSA Business Software
Alliance BSAM Basic Sequential
Access Method BSB Brain State in a Box BSC Boyan Script BSC Block Sorting
Compression BSC Bisynchronous
Communication BSC Binary Synchronous
Communication BSCS Bachelor of Science
(degree) in Computer Science
BSD Berkley Software
Distribution BSF Bit Scan forward BSI British Standards
Institute BSO Business System
Option BSP Breaches of Structure
Program BSP Basic Shadow
Problem BSP Bulk Synchronous
Parallelism BSR Bit Scan Reverse BSR Build System
Requirements BS-RAM Burst Static RAM BSS Block Started by
Symbol BST Binary Search Tree BSTS Broadband Series
Test System
BSTW Bentley - Sleator Tarjan - Wei algorithm
BSV Basic Save Graphics BSY Busy BSYNC Binary Synchronous
Communications BT Bit Test BT Binary Trees B-TA Broadband Terminal
Adapter BTAG Beginning Tag BTAM Basic
Telecommunication Access Method
BTB Branch Target Buffer BTC Branch Table Cache BTC Bit Test and
Complement B-TE Broadband Terminal
Equipment BTEC Business and
Technology Education Council
BTH Binary Tree Hierarchy BTOA Binary to ASCII BTP Batch Transfer
Program BTQ Blocked Transaction
Queue BTR Better Than Random BTR Bit Test and Reset BTS Bit Test and Set BU Branch Unit BUA Bottom Up Algorithm BUBL Bulletin Board for
Libraries BUF Buffer BUI Basic Information Unit BUS Broadcast and
Unknown Server BVCP Brunswick Virtual
Cellular Processor BVH Base Video Handler
BWM Block - Write Mode BWT Burrows Wheller
Transform BXLE Branch on Index Less
Than Equal BYL Before You Leap BYTE Binary Element String BZ Branch On Zero
C
C C Source Code C SLIP Compressed Slip C&T Chips and
Technologies C/D Control Data C/R Command /
Response C/S Client / Server C/SB Client / Server
Binding C/SCS Client / Server
Computer System C++ C Plus Plus C+LP Cluster and LP
algorithm C2D Character to Decimal C2X Character to
Hexadecimal
CA Collision Avoidance CA Cellular Automate CAB Citizens Advice
Bureaus CAC Connection
Admission Control CACM Communication of the
Association of Computers Machinery
CACP Central Arbitration
Control Point CAD Computer Aided
Design CAD Computer Aided
Drafting CAD Computer Aided
Dispatch CAD Class Association
Diagram CADD Computer Aided
Design and Drafting CADE Client / Server
Application Development Environment
CAE Client ApplicationEnabler
CAE Computer Aided
Engineering CAE Common Application
Environment CAEX Computer Aided
Exploration CAFE Corporate Average
Fleet Efficiency CAFE Conditional Access
for Europe CAG Column Address
Generator CAI Computer Aided
Instruction CAIRN Collaborative
Advanced Interagency Research Network
CAL Calendar CAL Client Access License CAL Computer Assisted
Learning CALS Computer - Aided
A i iti d
Aquisition and Logistics Support
CALS Computer Assisted
Logistic System CAM Communication
Access Method CAM Content -
Addressable Memory CAM Computer Aided
Manufacturing CAMMU Cache / Memory
Management Unit CAMS County Address
Management System CAP Capture CAP Carrierless Amplitude
and Phase-modulation
CAP Central Arbitration
Point CAP Communication
Application Platform CAP Competitive Access
Provider CAP Computer Aided
Publishing
CAPD Computing to Assist
Persons with Disabilities
CAPE Concurrent Art to
Product Environment CAPP Computer Process
Planning CAPP Computer Aided
Planning Project CAPS Cassette
Programming System CAQ Computer Aided
Quality CAR Commented Arcs
Ratio CARL Colorado Alliance of
Research Libraries CAS Column Address
Select CAS Computer Aided
Styling CAS Column Address
Strob CAS Communications
Applications Specification
CAS Current Alerting
System CAS/HE Computer Aided
Software / Hardware Engineering
CASBR Checkpoint After
Send - Before Receive
CASE Common Application
Service Elements CASE Computer Aided
Software Engineering CASL Crosstalk Application
Scripting Language CASR Center for Aviation
Systems Reliability CASS Computer Assisted
Search Service CASSIS Classified and Search
Support Information System
CAST Centrex Audit
Strategy Tool CAT Catalog CAT Computer Adaptive
Test
CAT Computer Aided
Testing CAT Computer Aided
Tomography CAT Computer Aided
Transcription CAT Computer Aided Test CATIA Computer Aided
Three - dimensional Interactive Application
CATS Contained Array Test
System CATS Computer Assisted
Training System CAU Controlled Access
Unit CAV Constant Angular
Velocity CAVE Computer Automatic
Virtual Environment CAW Channel Address
Word CB Call Barring CBC Clipher Block
Ch i i
Chaining CBCR Channel Byte Count
Register CBD Case - Based Design CBDS Connectionless
Broadband Data Service
CBEMA Computer Business
Equipment Manufactures Association
CBI Computer Based
Instrumentation CBIOS Compatibility Bios CBL Cobol Source Code CBL Computer Based
Leaving CBL Computer Based
Learning CBLT Character Block
Transfer CBMS Computer - Based
Message System CBR Continuous Bit Rate
CBR Constant Bit Rate CBR Case - Based
Reasoning CBT Computer Based
Training CBVIS Context Based Vision CBW Convert Byte to Word CBX Computerized Branch
Exchange CC Courtesy Copy CC Cluster Controller CCA Covert Channel
Analyze CCB Command Control
Block CCC Cube Connected
Cycles CCC Cyber Cash's Crane CCCB Currency Client
Callback CCD Charge - Coupled
Device
CCD Class Communication Diagram
CCD-FIT Change Complied
Device Frame Interline Transfer
CCD-FT Charge Complied
Device Frame Transfer
CCD-IT Charge Complied
Device Interline Transfer
CCF Central Control
Function CCFT Cold Cathode
Fluorescent Tube CCG Class Code
Generation CCI Common Client
Interface CCIS Common Channel
Interoffice Signaling CCITT Committee Consultatif
International Telephonique et Telegraphique
CCK Complementary Code
Keying
CCL Cube Connected Cycle
CCL Computer
Communication Laboratories
CCL Compiler
Construction Language
CCL Connection Control
Language CCL Cursor Control
Language CCLN Cascade - Correlation
Learning Network CCM Component
Categories Manager CCM Concurrency Control
Mechanism CCM Contour Combinates
Memory CCN Computer -
Communication Network
CCP Console Command
Processor CCP Consib Command
Processor
CCP Certified Computer
Programmer CCR Commitment,
Concurrency and Recovery
CCR Chip Count Register CCS Color Calibration
System CCS Change Current
Server CCS Common
Communications Services
CCS Common Command
Set CCS Common
Communications Support
CCS Continuous
Composite Servo CCSD Cellular Circuit -
Switched Data CCSDS Consultative
Committee Space and Data Systems
CCTA Central Computer and Telecommunication Agency
CCW Channel Command
Word CD Class Diagram CD Countdown Counter CD Conceptual
Dependency CD Carrier Detect CD Change Directory CD Color Display CD Compact Disk CD Collision Detection CD_CHRDY
Card Channel Ready
CD+G Compact Disk Plus
Graphics CDA Compact Disk Audio CDA Compound Document
Architecture
CDAd Component Data Administrator
CDAI Digital
Communications Associates Inc.
CDATA Character Data CDBT Compact Disk-based
Training CDC Control Data
Corporation CD-DA Compact Disk -
Digital Audio CDDI Copper Distributed
Data Interface CDE Complex Data Entry CDE Common Desktop
Environment CD-E Compact Disc
Erasable CD-E Compact Disk -
Erasable CDF Command Delimited
Format CDF Channel Definition
Format
CDFS Compact Disc File
System CD-I Compact Disc
Interactive CD-I Compact Disk
Interactive CDIA Certified Document
Imaging Architect CDIS Central Control
Function Display Information System
CDL Computer Design
Language CDM Conceptual Data
Modeling CDM Cell Delay Module CDMA Code Division
Multiple Access CDMF Commercial Data
Masking Facility CD-MO Compact Disk -
Magneto Optical CDOS Concurrent Disk
Operating System
CDP Certification Data Processing
CDPD Cellular Digital Packet
Data CDQ Convert Doubleword
to Quardword CDR Compare Double
Precision Register CDR Call Detail Recording CDR Common Data
Representation CD-R Compact Disc
Recordable CD-R/E Compact Disc
Recordable and Erasable
CDRAM Cache DRAM CD-RDx Compact Disk - Read
Only Memory Data Exchange Standard
CDRI Copyright Digital
Research Inc. CDRL Contract Data
Requirements List CD-ROM Compact Disk Read
O l M
Only Memory CD-ROM XA
CD-ROM Extended Architecture
CD-RTOS
Compact Disk - Real Time Operating System
CD-RW Compact Disc
Rewritable CDS Current Directory
Structure CDS Command and Data
System CDSA Common Data
Security Architecture CDSL Consumer Digital
Subscriber Line CDT Corel Draw Template CDTV Commodore Dynamic
Total Vision CDV Cell Delay Variation CD-V Compact Disk - Video CDVT Cell Delay Variation
Tolerance
CD-WO Compact Disk - Write Once
CDX Compound Index CD-XA Compact Disk -
Extended Architecture CE Collision Elimination CE Chip Enable CE Cache Enable CE Convert Enable CE Change of Error CEG Continuous Edge
Graphics CEI Conducted
Electromagnetic Interference
CELP Card Edge Low
Profile CEMM Compaq Expanded
Memory Manager CEMS Constituent Electronic
Mail System CEOP Conditional End of
Page
CEPT Conference on
European Post & Telegraph
CER Cell Error Rotation CER Canonical Encoding
Rules CERT Computer Emergency
Response Team CF Carry Flag CFB Chipper - Feed Back CFB Configurable Function
Block CFC Control Flow
Constructs CFD Control Flow Diagram CFD Computational Fluid
Dynamics CFE Compiler Front End CFG Configuration CFG Context - Free -
Grammar CFG Control Flow Graph
CFL Context Tree
Language CFM Code Fragment
Manager CFM Cubic Feet per Minute CFR Computerized Facial
Recognition CFS Common File System CFS Caching File System CFS Computer Function
Specification CFV Collision - Free
Vector CFV Call For Votes CG Control Gate CGA Color Graphics
Adapter CGE Common Graphics
Environment CGI Computer Graphics
Interface CGI Computer Generated
I
Images CGI Common Gateway
Interface CGI-BIN Common Gateway
Interface - Binary CGLI City and Guilds of
London Institute CGM Computer Graphics
Metafile CGPM Compiler Generation
for Parallel Machines CGRM Computer Graphics
Reference Model CGS Continuous - Grain
Silicon CHAP Challenge Hand -
Shake Authentication Protocol
CHAT Conversational
Hypertext Access Technology
CHCK Channel Check CHCP Change Code Page CHDIR Change Directory
CHFN Change Finger CHGRP Change Group CHIPS Channel Incentive
Program for Sales CHKDSK
Check Disk
CHMOD Change Mode CHOWN Change Owner CHP Chapter CHR Character CHRP Common Hardware
Reference Platform CHS Class Hierarchy
Specification CHS Cylinder Head Sector CI Component Interface CI Configuration Item CIA Current instruction
Address CIAC Computer Incident
Advisory Capability
CICRIS Commercial and
Industrial Cooperative Reference and Information Service
CICS Custom Information
Control System CICS/VS Customer Information
Control System / Virtual Storage
CID Charge - Injection
Device CID Configuration /
Installation / Distribution
CIDR Classless Inter -
Domain Routing CIF Customer Information
Feed CIF Cell Information Field CIF Common
Intermediate Format CIFS Common Internet File
System CIK Conference on
Information and Knowledge
CIM Common Information Model
CIM CompuServe
Information Manager CIM Computer Input from
Microfilm CIM Computer Integrated
Manufacturing CIM Center for Information
Management CIOCS Communication Input
/ Output Control System
CIP Capital Improvement
Projects CIP Common Indexing
Protocol CIP Command Interface
Port CIR Committed
Information Rate CIR Committed
Information Rate CIRC Circular Reference CIRC Cross - Interleaved
Reed - Solomon
Code CIS Computer and
Information Science CIS Card Information
Structure CIS Client Information
System CIS Contact Image
Sensor CIS CompuServe
Information Service CIS Computer Information
Systems CIS Customer Information
System CIS Center for Information
Security CISC Complex Instruction
Set Computer CISIE Center for Information
Systems Integration and Evolution
CIT Computer -Integrated
Telephony CITED Copyright in
Transmitted
CIVR Computer and
Interactive Voice Response
CIX Compulink
Information Exchange CIX Commercial Internet
Exchange CJCS Chairman, Joint
Chiefs of Staff CJLI Command Job
Language Interpreter CKD Count Key Data CKPO Count Key
Progressive Overflow CL Confidence Level CL Cirrus Logic CL Connectionless CLA Cary Lockheed
Addition CLAR Channel Local
Address Register CLASS Client Access to
Systems and
Services CLASS Cooperative Library
Agency for Systems and Services
CLASS Custom Local - Area
Signaling Services CLC Clear Carry Flag CLD Clear Direction Flag CLG Common Language
Grammar CLI Clear Interrupt Flag CLI Client Library
Interface CLI Compare Logical
Immediate CLI Call Level Interface CLI Command -Line
Interpreter CLI Command Line
Interface CLIB C Library CLID Common Language
Independent set of Database
CLID Calling Line
Identification CLIST Command List CLK Clock CLK Caps Lock Key CLLM Consolidated Link
Layer Management CLM Compose Logical
Under Mask CLNP Connection Less
Network Protocol CLNS Connectionless
Network Service CLOS Common Lisp Object
System CLP Clipboard CLP Cell Less Priority CLP Constraint Logic
Programming CLR Cell Lass Ratio CLS Custom Link Series
CLS Clear Screen CLSF Connectionless
Server Function CLTP Connection Less
Transport Protocol CLTS Clear Task Switch
flag CLTV Constant Linear Time
Velocity CLU Constant Linear
Velocity CLUI Command Line User
Interface CLUT Color Look - Up Table CLV Constant Linear
Velocity CM Configuration
Management CM Conceptual Model CM Corrective
Maintenance CM Control Mark CMA Concert Multi - thread
Architecture
CMAC Cerebellar Model
Articulation Controller CMC Controlled Motion
Compresation CMC Common Messaging
Calls CMC Common Mail Calls CMC Communication
Management Configuration
CMC Computer - Mediated
Communication CMD Command CMD Circuit Mode Data CMF Creative Music
Format CMIM Control Program for
Microprocessor CMIP Common
Management Information Protocol
CMIP Common
Management Interface Protocol
CMIS Client - Side Image Maps
CMIS Common
Management Information Service
CMIS Common
Management Information System
CMISE Common
Management Information Service Element
CML Conceptual Modeling
Language CML Current Mode Logic CML Computer Managed
Learning CMM Compatibility Maturity
Model CMMS Computerized
Maintenance Management Software
CMMU Cache / Memory
Management Unit CMOS Complementary Metal
Oxide Semiconductor
CMOV Conditional Move CMP Configuration
Management Plan CMPS Computer Music
Performance System CMPS Compare Word String CMS Code Management
System CMS Compiler Monitor
System CMS Conversation Monitor
System CMS Color Management
System CMS Configuration
Management System CMS Control Mini Slot CMTB Cache Mire Test
Bench CMU Carnegie Melon
University CMVC Configuration
Management Version Control
CMW Compartment Mode Workstation
CMY Cyan, Magenta,
Yellow CMYK Cyan Magenta Yellow
& Blake CN Computer Network CNA Certified NetWare
Administrator CNAPS Co-processing Node
Architecture for Parallel Systems
CNC Computerized
Numerical Controller CNC Create New Contact CNC Computer Numerical
Control CNE Certified NetWare
Engineer CNES Centre National
D'etudies Spatiales CNF Configuration CNI Commisia Nationala
de Informatica
CNI Certified Novell Instructor
CNIDR Clearinghouse for
Network Information Discovery and Retrieval
CNLS Connectionist
Normalized Linear Spline Network
CNM Communication
Network Management CNN Cellular Neural
Network CNN Composite Network
Node CNR Carrier to Noise Ratio CNS Connected Station CNSS Core Nodal Switching
Subsystem CNV Conventional CNX Certified Network
Expert CO Command Output CO Convert Out
CO Central Office COAM Customer Owned And
Maintained COAST Computer Operations,
Audit and Security Technology
COAST Card On A Stick COB Chip - On - Board COB Coupling Between
Object Classes COBOL Common Business
Oriented Language COBRA Common Object
Request Broker Architecture
COCOMO
Constructive Cost Model
CODASYL
Conference On Data System Language
CODE Computation -
Oriented Display Environment
CODE Client - server Open
Development Environment
CODEC Compression /
Decompression CODEC Codificator -
Decodificator CODIL Context Dependent
Information Language COFF Common Object File
Format COGO Coordinate Geometry COL Computer Oriented
Language COL Collision COLD Computer Output to
Laser Disk COLD Common Object -
oriented Language for Deign
COLL Collision COM Command COM Component Object
Model COM Computer Output
Microfilm
COM Continuation of Message
COM Common Object
Model COMA Cache Only Memory
Architecture COMD Complex Object Data
Models COMDEX
Computer Dealers Exhibition
COMET Cornell Macintosh
Terminal Emulator CON Console CONS Connection - Oriented
Network Service COOC Concurrent Object
Oriented C COPICS Communications
Oriented Production Information and Control System
COPS Computer Oracle and
Password System COQ Cost of Quality COR Common Object
R ti
Runtime CORBA Common Object
Request Broker Architecture
CoREN Corporation for
Research and Enterprise Network
COS Connection Oriented
Service COS Common Object
Service's COS Compatible Operating
System COSE Combined Office
Standard Environment
COSE Common Open
Software Environment COSIP Computer Open
Systems Implementation Program
COSMIC Computer Software
Management and Information Center
COSMOS
Computer System for Mainframe Operations
COSS Common Object
Services Specification COWBP Compression Order
with Bounded Prediction
CP Compare Packed CP Copy Protected CP/M Control Program for
Minicomputer CPC Computer Program
Component CPC Constant Point
Calculation CPCI Computer Program
Configuration Item CPCS Common Part
Convergence Sublayer
CPCS Check Processing
Control System CPDI Consolidate Process
Data Interface CPE Cover Page CPE Customer Premises
E i t
Equipment CPE Central Processing
Element CPE Customer Provided
Equipment CPFF Cost Plus Fixed Fee CPG Clock Pulse
Generator CPI Code Page
Information CPI Clock Per Instruction CPI Common
Programming Interface
CPI Common Part
Indicator CPI Customizing Process
Interaction CPI Character Per Inch CPI-C Common
Programming Interface for Communications
CPIF Cost Plus Incentive
Fee
CPIO Copy In and Out CPL Control Panel CPL Current Privilege
Level CPLD Complex
Programmable Logic Device
CPM Critical Path Method CPODA Contention PODA CPQ Central Processing
Queue CPS Cycles Per Second CPS Characters Per
Second CPSR Computer
Professionals for Social Responsibility
CPT Command Pass
Through CPU Central Processing
Unit CPW Commercial
Processing Workload
CR Carriage Return CR/LF Carriage Return / Line
Feed CRAM Cyberspatial Reality
Advancement Movement
CRAYON
Create Your Own Newspaper
CRB Consensus Recovery
Block CRC Cyclic Redundancy
Check CRC Class - Responsibility
Collaboration CRCN Concurrent Read
Concurrent Write CRD Cardfile CRD Chord CREM Corporation for
Research and Educational Networking
CREN Computer Research
Education Network
CREN Corporation for Research and Education Networking
CREW Concurrent Read
Exclusive Write CRF Cross Reference File CRF Cable Retransmission
Facility CRI Color Reproduction
Indices CRI Compositional Rule of
Interface CRISP-DM
Cross Industry Standard Process for Data Mining
CRL Carnegie
Representation Language
CRM Cell Rate Margin CROM Control Read Only
Memory CROS Capacitive Read Only
Storage CRP Collision Resolution
Period
CRS Cell Rate Service CRS Conflict Resolution
Set CRT Collision Resolution
Techniques CRT Cathode Ray Tube CRTC CRT Controller CRUD Create, Retrieve,
Update, Delete CS Clear to Send CS Chip Select CS Code Segment CS Convergence
Sublayer CS/SS Card Service/socket
Service CSA Calendaring and
Scheduling API CSA Concept Studies
Approval CSAR Channel System
Address Register
CSB Common Sense Builder
CSC Computer Software
Component CSCI Computer Software
Configuration Item CSCW Computer Supported
Cooperative Work CSD Circuit - Switched
Data CSD Computer Services
Department CSD Corrective Service
Diskette CSDS Circuit Switched Data
Service CSE Certified System
Engineer CSFI Communication
Subsystem for Interconnection
CSG Constructive Solid
Geometry CSG Consulting Services
Group CSI CompuServe
I t d
Incorporated CSI Command Sequence
Introducer CSID Call Subscriber ID CSL Computer Sensitive
Language CSLIP Compressed Serial
Time Interface Protocol
CSM Client Supplier Model CSM Communications
Services Manager CSM Code Set Map CSMA Carrier Sense
Multiple Access CSMA/CA
Carrier Sense Multiple Access with Collision Avoidance
CSMA/CD
Carrier Sense Multiple Access with Collision Detection
CSMS Customer Support
Management System CSN Card - Select Number
CSNET Computer & Science Network
CSO Computing Services
Offices CSO Central Services
Organization CSP Constraint
Satisfaction Problem CSP Certified Systems
Professional CSP Chip - Scale
Packaging CSP Commercial
Subroutine Package CSP Compucom Speed
Protocol CSP Communicating
Sequential Processes CSP Cross System
Product CSPDN Circuit Switched
Public Data Network CS-PDU Convergence
Sublayer Protocol Data Unit
CSRS Collaborative
S ft R i
Software Review System
CSS Cascading Style
Sheets CSS Continuous System
Simulator CSS Contact Start - Stop CSSA Computer Service
and Software Association
CSSM Client - Server
Systems Management
CSTA Computer -
Supported Telephony Applications
CSTA Concurrent Search
Tree Algorithm CSU Channel Service Unit CSU Channel Switching
Unit CSU Channel Service Unit CSV Circuit - Switched
Voice CSV Comma - Separated
V l
Value CSV Common Services
Verbs CSW Channel Status Word CT Component Type CTB Cipher Type Byte CTC Channel to Channel CTC Counter Timer Circuit CTCP Client - To - Client
Protocol CTD Cell Transfer Delay CTE Content Transfer
Encoding CTI Computer Telephony
Integration CTLP Cluster and LP
Algorithm CTMC Continuos Time
Markov Chain CTOS Computerized
Tomography Operating System
CTOS Convergent Technologies Operating System
CTPA Coax - to - Twisted -
Pair Adapter CTRCO Calculating,
Tabulating, Recording Company
CTS Customer Telephone
System CTS Clear to Send CTSS Compactable Time
Sharing System CUA Common User
Access CUB Cursor Backward CUD Cursor Down CUE Custom Updates and
Extras CUF Cursor Forward CUG Closed User Group CUI Character - oriented
User Interface
CUI Common User Interface
CUP Cursor Position CUPID Completely Universal
Processor I/O Design CUSI Configurable Unifier
Search Engine CUSIP Committee for
Uniform Security Identification Procedures
CUT Control Unit Terminal CUTE Clarkston University
Terminal Emulator CUU Cursor Up CVB Convert Packed
Decimal to Binary CVD Convent Binary to
Packed Decimal CVF Compressed Volume
File CVGA Color Video Graphics
Array CVIA Computer Virus
Industry Association
CVR Comment Volume
Ration CVRP Cost Versus Risk
Parameter CVS Coded Video Stream CVW CodeView for
Windows CW/H Call Wait / Hold CWA Closed Word
Assumption CWD Convert Word to
Double Word CWD Change Working
Directory CWIS Community Wide
Information Service CWIS Campus Wide
International System CWQC Company Wide
Quality Control CWSS Collaborative Work
Support System CYL Cylinder
CYMK Cyan - Yellow -Magenta - Black
D
D/C/T Design Code Test D/CP Decomposition /
Composition Principe D/R Direct or Reverse D2C Decimal to Character D2T2 Dye Diffusion
Thermal Transfer D2X Decimal to
Hexadecimal DA Double Addressing DA Design Associate DA Destination Address DA Desk Accessory DAA Decimal Adjust
Accumulator DAA Decimal Adjust for
Addition
DAB Digital Audio Broadcasting
DAC Divide And Conquer DAC Discretionary Access
Control DAC Data Acquisition and
Control DAC Dual Attachment
Concentrator DAC Digital to Analog
Converter DAD Desktop Application
Director Dad Data Administrator Dadm Data Administration DAG Distributed Acyclic
Graph DAG Directed Acyclic
Graph DAI Distributed AI DAL Dedicated Access
Line DAL Data Access
Language
DAL Disk Access Lockout DAM Data Acquisition and
Monitoring DAMPS Digital AMPS DAO Data Access Object DAP Data Access Protocol DAP Developer Assistance
Program DAP Directory Access
Protocol DAPIE Developers
Application Programming Interface Extensions
DAPM Data Administration
Program Manager DAPMO Data Administration
Program Manager Office
DARI Database Application
Remote Interface DARMS Digital Alternate
Realization of Musical Symbols
DARPA Defuse Advanced Research Projects Agency
DART Digital Audio
Reconstruction Technology
DARTS Distributed
Architecture for Real Time Systems
DAS Dual Attachment
Station DAS Decimal Adjust for
Subtraction DASD Direct Access
Storage Device DASD(IM)
Deputy Assistant Secretary of Defense for Information Management
DASP Data Administration
Strategic Plan DAT Digital Audio Tape DAT Disk Array
Technology DATACOM
Data Communications
DATE Data Acquisition Test Environment
DAV Digital Audio - Video DAVIC Digital Audio - Visual
Council DAW Digital Audio
Workstation DB Define Byte DB DataBase DB Data Buffer DB Device Bay DBAd Database
Administrator DBAdm Database
Administration DBB Distributed Bulletin
Board DBC Data Base Connector DBC Device Bay Controller DBCS Double - Byte
Character Set DBCS Delivery Bar Code
S t
Sorter DBF Database DBI Decomposition Based
Induction DBIS Dun & Bradstreet
Information Services DBIT Define Bit DBL Data Base Language DBM Data Base Manager DBMS Data Base
Management System DBMS/DSC
Data Base Management System / Data Storage Classification
DBP Determinate Baize
Plane DBPL Data Base
Programming Language
DBR Detailed Bug Report DBR Dos Boot Record DBS Database System
DBS Data Base Server DBTD Database
Transcription Design DBTG Database Task Group DBU Dial Back Up DBV Digital Broadcast
Video DC Data Collection DC Direct Current DC Data Control DC Data Communication DC Device Control DCA Document Content
Architecture DCA Digital
Communication Associates
DCAF Distributed Console
Access Facility DCAM Direct Chip Attach
Module
DCAM Digital Camera DCB Disk Coprocessor
Board DCB Device Control Block DCB Data Control Block DCC Direct Client Chat DCC Digital Compact
Cassette DCC Data Country Code DCC Digital Command
Control DCC Direct Client
Connection DCC Direct Cable
Connection DCC Display Combination
Code DCD Data Carrier Detected DCE Data Circuit -
terminating Equipment
DCE Data Communications
Equipment
DCE Distributed
Computing Environment
DCED Distributed
Computing Environment Daemon
DCF Data Communication
Facility DCF Data Compression
Facility DCF Data Count Field DCF Driver Configuration
File DCI Display Control
Interface DCI Document Creation
and Interchange DCL Dynamic Class
Loading DCL Digital Command
Language DCL Data Control
Language DCL DEC Command
Language
DCL Device Clear DCL Declaration DCL Digital Control Logic DCO Define Cell Origin DCOM Distributed
Component Object Model
DCP Discrete
Communicating Processes
DCP Data Call Plus DCR Dynamic Control
Routing DCS Distributed
Computing System DCS Data Collection
System DCS Data Control System DCS Distributed Control
System DCS Desktop Color
Separation
DCSS Digital Customized Support Services
DCT Dictionary DCT Discrete Cosine
Transform DCU Data - Cache Unit DCVN Digital's Customer
Video Network DD Depacketization
Delay DD Date Definition DD Double Density DD Digital Display DDA Detailed Diagram of
Activity DDA Digital Differential
Analyzer DDA Domain - Defined
Attribute DDA Distributed Data
Access DDA Demand Deposit
Account
DDB Distributed Data
Bases DDB Device Descriptor
Block DDB Device Dependent
Bitmap DDBMS Distributed DBMS DDBS Distributed Data Base
System DDC Digital Data Channel DDC Direct Digital Control DDC Display Data Channel DDC1 Display Data Channel
One DDCMP Digital Data
Communications Message Protocol
DDCP Direct Digital Color
Proof DDCS Distributed Database
Connection Services DDD Direct Distance
Dialing
DDD Data Definition Language
DDE Direct Data Entry DDE Dynamic Data
Exchange DDEML Dynamic Data
Exchange Manager Library
DDF Dynamic Data
Formatting DDH Drop Dead Halt DDI Device Driver
Interface DDI Direct Dial In DDI Digital Document
Interchange DDI Director of Defense
Information DDI(FIM) Director of Defense
Information, Functional Information Manager
DDK Device Driver Kit DDL Data Description
Language
DDL Data Definition
Language DDL Document Description
Language DDM Drop Down Menu DDM Distributed Data
Management DDN Defense Data
Network DDNS Dynamic Domain
Naming System DDP Distributed Data
Processing DDP Datagram Delivery
Protocol DDPM Data Design Project
Management DDR Data and
Dimensionality Reduction
DDRS Defense Data
Repository System DDR-SDRAM
Double Data Rate-SDRAM
DDS Digital Dataphone Service
DDS Design Data Sheet DDS Distributed Database
Services DDS Digital Data Storage DDS Distributed Directory
Service DDX Dialog Data
Exchange DDX Digital Data
Exchange DE Device End DE Debugging Extension DE Discard Eligibility DEA Data Encryption
Algorithm DEAL Deductive Algebra DEC Device Clear DEC Decrement DEC Digital Equipment
Corporation
DECB Data Event Control
Block DECNET Digital Equipment
Corporation Networking
DED Date Environment
Designer DEDS Dispute Event
Decision System DEF Defaults DEF Definitions DEF Desktop Functional
Equivalent DEI Data Extraction
Interface DEIM Divide Et Impera
Method DEK Data Encryption Key DEL Delete DELSTR Delete String DEM Demonstration DEM Digital Elevation
M d l
Model DEN Document Enabled
Networking DEO Dialogue Element
Description DER Distinguished
Encoding Rules DES Description DES Data Entry Sheet DES Data Encryption
Standard DET Device Execute
Trigger DF Data Field DF Destination Field DF Device Flag DF Double Flag DF Direction Flag DFA Deterministic Finite
Automation DFC Data Flow Control
DFD Data Flow Diagram DFG Data Flow Graph DFL Divide Floating Long DFM Data Flow Model DFM Design For
Manofacturability DFS Depth First Search DFS Distributed File
System DFS Distributed File
Services DFS Design For
Serviceability DFSCC Distributed File
Service Client Component
DFSMS Data Facility Storage
Management Subsystem
DFT Design For Testability DFT Diagnostic Function
Test DFT Distributed Function
T i l
Terminal DFT Discrete Fourier
Transform DFU Data File Utility DG Design Group DGB Design Guideline
Base DGC Data General
Corporation DGIS Direct Graphics
Interface Standard DH DMPDU Header DHCP Dynamic Host Control
Protocol DHCP Dynamic Host
Configuration Protocol
DHL Dynamic Head
Loading DHP Dr. Halo Pic DHT Double Hashing
Technique DHTML Dynamic HTML
DI Destination Index DI Data In DIA Document
Interchange Architecture
DIB Directory Information
Base DIB Device Independent
Bitmap DIB Dual Independent
Bus DIBOL Dec Business
Oriented Language DIC Dictionary DICE Delivering Information
in a Cellular Environment
DID Data Inter Description DID Direct Inward Dialing DIDS Distributed Intrusion
Detection System DIF Drawing Interchange
Format
DIF Data Interchange
Format DIGIT Diffusion Internet
Group in Information Technology
DII Dynamic Invocation
Interface DIIP Direct Interrupt
Identification Port DIME Dual Independent
Map Encoding DIMM Dual In-line Memory
Module DIN Deutsche Industrie
Norm DIO Data Input - Output DIP Dialup Internet
Protocol DIP Dual In-line Pin DIP Digital Image
Processing DIP Document Image
Processing DIP Dual In-line Package
DIR Directory DIS Dynamic Impedance
Stabilization DIS Data Integration
Server DIS Draft International
Standard DISA Data Interchange
Standards Association
DISA Direct Inward System
Access DISA Defence Information
System Agency DISP Displacement DIT Directory Information
Tree DIVE Direct Interface Video
Extension DIW D - Inside Wire DIZ Description In Zip DJO Distributed Java Kit
DKBS Distributed Knowledge Base System
DKE Data & Knowledge
Engineering DL/1 Data Language One DLC Data Link Control DLC Distributed Loop
Carrier DLCI Data Link Connection
Identifier DLD Display List Driver DLE Data Link Escape DLFRN Discrete-state Local
Feedback Recurrent Network
DLH Dialogue Level Help DLL Doubly Linked List DLL Dynamic Link Library DLM Distributed Lock
Manager DLM Dynamic Link Module
DLM Distributed Lock Manager
DLP Digital Light
Processing DLR DOS LAN Requester DLRU Distributed LRU DLS Data Link Switching DLT Digital Linear Tape DLU Dependent Logical
Unit DM Data Management DM Descriptive Model DM Distributed Memory DMA Direct Memory
Addressing DMA Direct Memory
Access DMA Dynamic Memory
Allocation DMAC DMA Controller DMACS Distributed
Manufacturing
Automation & Control Software
DMCP Data Manipulation
and Control Package DMD Directory
Management Domain DMD Digital Micromirror
Device DME Direct Memory
Execution DME Distributed
Management Environment
DMF Distribution Media
Format DMI Desktop Management
Interface DMI Definition of
Management Information
DMI Desktop Management
Interface DML Declarative Markup
Language DML Data Manipulation
Language
DMM Digital Multimeter DMMS Dynamic Memory
Management System DMOS Double - diffused
Metal - Oxide Semiconductor
DMP Dot Matrix Printer DMPA Distributed Memory
Parallel Architecture DMPC Distributed Memory
Parallel Computer DMPDU Derived Mac PDU DMPM Data Measurement
Process Model DMPP Distributed Memory
Parallel Processor DMQS Display Mode Query
and Set DMS Data Management
Software DMS Document
Management System DMS Database
Management System
DMS Data Management System
DMSD Digital Multistandard
Decoding DMSS Distributed Mass
Storage System DMT Discrete Multi - Tone DMTF Desktop Management
Task force DMU Digital Mock - Up DMY Day Month Year DNA Distributed Network
Architecture DNA Digital Network
Architecture DNC Distributive Numerical
Control DNC Direct Numerical
Control DNIC Data Network
Identification Code DNIS Dialed Number
Identification Service DNS Domain Name
S i
Service DNS Domain Name
System DO Distributed Objects DO Data Out DOB Dynamic Object
Binding DOC Documentation DOC Document DOCSV Data Over Circuit -
Switched Voice DOD Distributed Object
Development DoD Department of
Defense DoD DAd
DoD Data Administator
DOE Distributed Objects
Everywhere DOF Degrees Of Freedom DOIP Dial Other Internet
Providers
DO-IT Disabilities, Opportunities, Internetworking and Technology
DOM Document Object
Model DOM Distributed Object
Model DOMF Distributed Object
Management Facility DOOC Distributed Object
Oriented Computing DOOL Distributed Object
Oriented Language DOS Disk Operating
System DOS Distributed Object
System DOSEM DOS Emulation DOV Data Over Voice DOW Day Of Week DP Data Processing DPA Demand Protocol
Architecture
DPA Document Printing Architecture
DPAM Demand Priority
Access Method DPAREN
Data Parity Enable
DPB Drive Parameter
Block DPC Direct Program
Control DPCA Distributed and
Parallel Computer Architecture
DPI Dots Per Inch DPI Distributed Protocol
Interface DPL Descriptor Privilege
Level DPLAN DSN Planner DPM Dual Processor
Memory DPM Digital Panel Meter DPM Data Project
Management
DPMA Data Processing Management Association
DPMI DOS Protected Mode
Interface DPMS Display Power
Management Signaling
DPMS Display Power
Management Support DPO Data Phase
Optimization DPS Document Processing
System DPS Develop Processing
Specification DPSK Differential Phase
Shift Keying DPtoTP Display Coordinates
to Tablet Coordinates DPU Dual Processor Unit DQ Define Quadword DQBD Distributed Queue
Dual Bus DQE Data Quality
E i i
Engineering DQL Data Query
Language DQS Distribution Queuing
Services DR Data Received DR.BOND
Dial-up Router Bandwidth On Demand
DRAM Dynamic RAM DRAW Direct Read After
Write DRD Distributed RAM Disk DRDA Distributed Relational
Database Architecture
DR-DOS Digital Research -
Disk Operating System
DRDW Direct Read During
Write DRE Dynamic
Recompilation Emulator
DRI Digital Research
I t d
Incorporated DRO Destructive Read -
Out DRO Data Request Output DROW Direct Read During
Rate DRS Driver Resource DRS Document
Registration System DRSP Define Required
System Processing DRV Drive DRW Drawing DRW Draw DS Data Send DS Data Server DS Double Sided DS Data Segment DS Directory Service DS/DD Double - Sided,
D bl D it
DS0 Digital Signal Level 0 DS1 Digital Signal Level 1 DSA Directory System
Agents DSA Digital Signature
Algorithm DSAP Destination Service
Access Point DSC Document Structuring
Committee DSC Dominant Sequence
Clustering DSD Direct Stream Digital DSDD Double Sided, Double
Density DSE Data Encryption
Standard DSEA Display Station
Emulation Adapter DSECT Dummy Control
Section DSF Derive System
Function
DSG Default Slot
Generator DSHD Double Sided, High
Density DSI Dynamic Skeleton
Interface DSIS Distributed Support
Information Standard DSL Dynamic Simulation
Language DSL Digital Subscriber
Line DSLAM Digital Subscriber
Line Access Multiplexer
DSM Document Structure
Matrix DSM Digital System Maps DSMA Digital Sense Multiple
Access DSMR Dual - Stripe Magneto
- Restrictive DSN Deep Space Network DSN Delivery Service
N tifi ti
Notification DSNG Digital Satellite New
Gathering DSOM Distribute System
Object Model DSP Domain Specific Part DSP Digital Signal
Processor DSP Directory
Synchronization Protocol
DSQD Double Sided, Quad
Density DSQM Design Software
Quality Model DSR Data Set Ready DSR Device Status
Register DSS Decision Support
System DSS Digital Signature
Standard DSSD Defense System
Software Development
DSSD Data Structure
System Design DSSI Digital Standard
Systems Interconnect DSSS Direct - Sequencing
Spread Spectrum DSSSL Document Style
Semantics and Specification Language
DSTN Double Supertwisted
Nematic DSU Digital Service Unit DSU Data Switching Unit DSU Data Service Unit DSU Distribution Service
Unit DSVD Digital Simultaneous
Voice and Data DSW Device Status Word DSW Data Status Word DSX Digital Signals Cross-
connect
DT Define Ten Byte DT DMPDU Trailer DTA Disk Transfer
Address DTC Design Technology
Conference DTC Desktop
Conferencing DTD Document Type
Definition DTE Data Terminal
Equipment DTE Dumb Terminal
Emulator DTF Distributed Test
Facility DTL Dialogue Tag
Language DTL Diode Transistor
Logic DTLS Descriptive Toplevel
Specification DTM Data Modeling
Techniques
DTM Distributed Test
Methodology DTMF Data Tone Multiple
Frequency DTMF Dual - Tone Multi -
Frequency DTP Distributed
Transaction Processing
DTP Data Transfer
Protocol DTP Desktop Publishing DTP Distributed
Transaction Process DTR Data Transfer Rate DTR Data Terminal Ready DTR Data Trouble Report DTS Distributed Time
Service DTV Desktop Video DTVC Desktop Video
Conferencing
DU Disk Usage DUA Directory User Agent DUAL Diffusing Update
Algorithm DUAT Direct User Access
Terminal DUD Define User
Dialogues DUN Dial - Up Networking DUNCE Dial Up Network
Connection Enhancement
DUP Define User
Processes DV Desqview Script DVB Digital Video
Broadcasting DVC Desktop Video
Conferencing DVD Digital Video Disc DVD-E Digital Video Disc
Erasable DVD-R Digital Video Disc
Recordable
DVD-RAM
Digital Versatile Disc -RAM
DVD-ROM
Digital Versatile Disc -ROM
DVE Digital Video Effects DVI Device Independent DVI Digital Video
Interactive DV-I Digital Video
Interactive DVMRP Distance Vector
Multicast Routing Protocol
DVP Digital Video Product DVR Device Driver DVST Direct View Storage
Tube DW Define Word DW Data Warehouse DWMT Discrete Wavelet
Multitone
DXC Data Exchange Control
DXC Digital Cross (x)-
connect DXDE Datechannel XML
Development Environment
DXF Drawing Interchange
Formal DXI Data Exchange
Interface DYNSRC
Dynamic Source
E
EA Extended Address EA Effective Address EAC Estimate At
Completion EAF Establish Analysis
Framework EAG Extended Attribute
Grammar EAM Extended Andorra
Model EAN European Articles
Numbering EAP Enquiry Access Path EAR External Access
Register EARA Entry - Attribute -
Relationship -Aggregate
EARN European Academic
Research Network
EAROM Electrically Alterable
Read Only Memory EARS Electronic Access to
Reference Services EARS Electronic Authoring
and Routing System EARS Explicit Archive and
Retrieval System EAT Estimation Quality
Factor EATA Enhanced At Bus
Attachment EB Exabyte EB Executive Board EBC Environment - Based
Constraints EBC EISA Bus Controller EBCDIC Extended Binary
Coded Decimal Interchange Code
EBCT Electron Beam
Computed Tomography
EBI Equivalent
B k d I t
Background Input EBI Extended
Background Investigation
EBP Error
Backpropagation EBT Electronic Benefits
Transfer EBU European
Broadcasting Union EC Error Control EC Electronic Commerce ECA Event - Condition -
Action ECAI European Conference
on Artificial Intelligence
ECAL Enjoy Computing And
Learn ECAM Extended
Communication Access Method
ECAT Electronic Card
Assembly and Test ECB Electronic Codebook
ECB Event Control Block ECC Error Correcting Code ECC Error Check Code ECC Elliptic Curve Crypt ECC Error Checking and
Correction ECCTIS Educational
Counseling and Credit Transfer Information Service
ECD Effect
Correspondence Diagram
ECD Enhanced Compact
Disk ECD Enhanced Color
Display ECDSA Elliptic Curve
Criptosystems Such As
ECDSA Elliptic Curve Digital
Signature Algorithm ECF Enterprise Framework
Communication
ECHO European Commission Host Organization
ECI External Call Interface ECIS European Conference
On Information Systems
ECL Emitter - Coupled
Logic ECM Error - Correction
Mode ECM Electronic Control
Module ECMA European Computer
Manufacturer Association
ECNE Enterprise Certified
NetWare Engineer ECP Engineering Change
Proposal ECP Extended Capabilities
Port ECPA Electronic
Communications Privacy Act
ECR Efficient Consumer
Response
ECS Enhanced Chip Set ECSA Exchange Carriers
Standards Association
ECTF Enterprise Computer
Telephony Forum ECTL Electronic Communal
Temporal Lobe ECU EISA Configuration
Utility ED Erase Display ED End Delimiter EDA Electron Design
Automation EDA Embedded Document
Architecture EDB Extensional Data
Base EDC Electronic Digital
Computer EDC Enhanced Data
Correction EDC Error Detection and
Correction
EDC/ECC
Error Detection Code / Error Correction Code
EDDC Extended Distance
Data Cable EDFS Earliest Deadline First
Service EDGAR Electronic Data
Gathering, Analysis and Retrieval
EDI Electronic Document
Interchange EDI Echange de
Documents Informatisés
EDI Electronic Data
Interchange EDIF Electronic Design
Interchange Format EDL Environment
Description Language EDL Edit Decision List EDLC Ethernet Data Link
Control EDM Evidence - based
Data Mining
EDM Extended Data
Modeling EDMS Electronic Document
Management System EDMs Enterprise Wide Data
Models EDO Extended Data Out EDP Electronic Data
Processing EDP Event Driver
Programming EDPM Electronic Data
Processing Machine EDRAM Extended Dynamic
Random Access Memory
EDS Enterprise Digital
Switch EDS Electronic Data
Systems EDSAC Electronic Delay
Storage Automatic Computer
EDVAC Electronic Discrete
Variable Automatic Computer
EE Extended Edition EEC Extended Error
Correction EED Extended Entry
Description EEL Epsilon Extension
Language EEM Event - Entry
Modeling EEMAC Electrical & Electronic
Manufacturers of Canada
EEMS Enhanced Expanded
Memory Specification EEP Edge Election
Problem EEPROM
Electrically Erasable Programmable Read -Only Memory
EER Extended ER EES Escrow Encryption
Standard EFA Extended File
Attribute
EFD Early Finish Date EFD Event Forwarding EFD Event Forwarding
Discriminator EFF Electronic Frontier
Foundation EFI Electronics For
Imaging EFIGS English, French,
Italian, German, Spanish
EFL Emitter Follower
Logic E-FORM Electronic Form EFQM European Foundation
for Quality Management
EFR Enhanced Full Rate EFSM Extended Finite State
Machine EFT Electronic Founds
Transfer EFT Earliest Task First
EFTS Electronic Funds Transfer System
EG Exception Generator EGA Enhanced Graphics
Adapter EGD Enhanced Graphics
Display EGP Exterior Gateway
Protocol EGREP Extended Global
Regular Expression Print
EGRP Exterior Gateway
Routing Protocol EHDFD Extra High Density
Floppy Disk EHLLAPI Emulator High Level
Language Application Programming Interface
EHV Extra High Voltage EIA Electronic Industries
Association EIA-RS 232
Electronic Industry Association Revised Standard 232
EIDE Enhanced IDE EIP Extended Instruction
Pointer EIR Excess Information
Rate EIS Executive Information
System EIS Engineering
Information System EIS Environment Impact
Statement EISA Extended ISA EKE Encrypted Key
Exchange EKF Extended Kalman
Filter EL Erase Line ELAN Emulated Local Area
Network ELC Embedded Linking
and Control ELC Equally weighted
Linear Combination
ELF Executable and Linkable Format
ELF Extremely Low
Frequency ELIC Embedded Losses
Image Compression ELS Entropy Logarithmic
Scale ELS Entry Level System EM End of Medium EM Electronic Mail EM Expanded Memory EM Expectation -
Maximization EMA Electronic Mail
Association EMA Enterprise
Management Architecture
EMACS Editing Macros E-MAIL Electronic Mail EMB Evaluation Model
Base
EMB Extended Memory
Block EMBARC
Electronic Mail Broadcast to A Roaming Computer
EMC Enhanced Memory
Chip EMC Extended Math
Coprocessor EMC E-Mail Connection EMM Expanded Memory
Manager EMR Electronic Medical
Record EMR Enhanced Metafile
Record EMS Electronic Message
Service EMS Electronic Mail
System EMS Expanded Memory
Specification EMS Enterprise
Management Station
EMSAPI Extended Messaging Services Application Programming Interface
EMWAC European Microsoft
Windows NT Academic Center
ENC Encoded ENDEC Encoder / Decoder ENIAC Electronic Numerical
Integrator Analyzer and Computer
ENQ Enquirer Character ENS Enterprise Network
Services ENSS Exterior Nodal
Switching Subsystem EOA End Of Address EOB End Of Block EOC End Of Conversion EOF End Of File EOF Enterprise Objects
Framework
EOI End Or Identify EOI End Of Interrupt EOI End Of Intercept EOJ End - Of - Job EOL End Of Line EOL End Of List EOM End Of Message EOR Exclusive Or EOS End of String EOS Earth Observing
System EOT End of Table EOT End of Text EOT End of Tape EOT End of Transmission EOT End of Transmission EP Echo Protocol EPAC Extended Privilege
Att ib t C tifi t
Attribute Certificate EPD Elementary Process
Model EPET Elapsed Pure
Execution Time EPIC Electronic Privacy
Information Center EPIC Explicitly Parallel
Instruction Computing EPL Effective Privilege
Level EPLD Electrically
Programmable Logic Device
EPM Enhanced Editor for
Presentation Manager EPM Enterprise Process
Management EPOS Electronic Point - Of -
Sale EPP Enhanced Parallel
Port EPROM Erasable
Programmable Read Only Memory
EPROM Electrically
P bl R d
EPS Encapsulated Post
Script EPSF Encapsulated Port
Script File EPU Event Processing Unit EQF European Quality
Framework EQS European Quality
Standard ER Entity Relationship ER/RC Extended Result /
Response Code ERA Extended Registry
Attributes ERA Entry Relation
Attributes ERAS Electronic Routing
and Approval System ERD Emergency Repair
Disk ERD Entry Relationship
Diagram
ERDM Enhance Required Data Model
EREW Exclusive Read
Exclusive Write ERIC Educational
Resources Information Center
ERLL Enhanced Run
Length Limited ERMA Electronic Recording
Method, Accounting ERO Echo Remote Object EROM Erasable Read Only
Memory EROS Earth Resources
Observation System ERRL Enhanced Run
Length Limited ERT External Reference
Table ERU Emergency Recovery
Utility ES Extra Segment ES Exchange Server
ES Embedded System ESA Enterprise Systems
Architecture ESA European Space
Agency ESAS Enterprise Strategic
Advisee System ESC EISA System
Component ESC/P Epson Standard
Code for Printers ESCE Expert - System -
Consultation Environment
ESCM Extended Services
Communications Manager
ESCON Enterprise System
Connection ESD Electronic Software
Distribution ESD External Symbol
Dictionary ESDE Expert - System -
Development Environment
ESDI Enhanced Small Device Interface
ESDI Enhanced System
Device Interface ESDRAM
Enhanced SDRAM
ESEG Experimental
Software Engineering Group
ESF Extended Super -
Frame ESI Enhanced Serial
Interface ESILD Expert System for
Interpreting Log Date ES-IS End System to
Intermediate System protocol
ESM European Satellite
Multimedia ESMR Enhanced
Specialized Mobile Radio
ESN Electronic Security
Number ESN European Source &
News
ESP Enhanced Serval Port ESP Encapsulating
Security Payload ESP Emulation Sensing
Processor ESP Enhanced Service
Provider ESP Enhanced Serial Port ESR Event Service
Routine ESRI Environmental
Systems Research Institute
ESS Executive Support
System ESS Electronic Switching
System ESU Electro - Static Unit ET Enhancement
Technology ETACS Extended Total
Access Communication System
ETANN Electrically Trainable Artificial Neural Network
ETB End of Transmission
Block ETC Estimation to
Complete ETC Enterprise
Technology Concepts ETC Electronic Toll
Collection ETC Enhanced
Throughput Cellular ETCQ Embedding Trellis
Coded Quantization ETD Event Trace Diagram ETF Enriched Text Format ETOM Electron - Trapping
Optical Memory ETS Econometric Time
Series ETVX Entry Task Validation
- Exit ETX End of Text
EU Execution Unit EU Extended Unix code EUC End User Computing EUI End - User Interface EUI External User
Interface EULA End User License
Agreement EVA Explicit Vector
Language EVE Extensible VAX Editor EVGA Extended Video
Graphics Area EVRP Extended Vehicle
Routing Problem EVT End Validity Time EWAN Emulator Without A
good Name EWDA Enterprise Wide Data
Access EWS Employee Written
Software
ExCA Exchangeable Card Architecture
EXE Executable EXM Enterprise Messaging
Exchange EXP Exponent EXT External EXTRN External Reference
F
F Flag F/T Full Time F2F Face to Face FAA Folding And Adding FACOLA Face Coder based on
Location and Attention
FACT Federation of
Automated Coding Technology
FACTS Fast Adaptive Context
Template Selection FAL File Access Listener FALCON Fuzzy Adaptive
Learning Control Network
FALVQ Fuzzy Algorithm for
Learning Vector Quantization
FAM Fuzzy Associative
M
Memory FAMOS Floating Gate
Avalanche MOS FANS Future Air Navigation
System FAP File Access Protocol FAP File Allocation
Problem FAPI Family Application
Program Interface FAPM Functional Activity
Program Manager FAQ Frequently Asked
Questions FAQL Frequently Asked
Questions List FARNET Federation of
American Research Networks
FASIC Function and
Algorithm - Specific Integrated Circuit
FAT Feature Attribute
Table FAT File Allocation Table
FBA Full Bit Array FBP Fast Backpropagation
algorithm FBT Full Binary Trees FC/AL Fiber Channel /
Arbitrated Loop FC/EL Fiber Channel /
Enhanced Loop FCA Foundation
Configuration Audit FCB File Control Block FCC Federal
Communication Commission
FCC Freeman Character
Coding FCC File Carbon Copy FCCSET Federal Coordinating
Council for Science,Engineering and Technology
FCFS First - Come, First -
Serve FCI Flux Changes per
I h
Inch FCIM Function Component
Implementation Map FCP File Color Property FCPDD First Cut Physical
Data Design FCPH Fast Compression of
Periodic Halftones FCR Fault tolerant
Compressionless Routing
FCR FIFO Control Register FCS Frame Check
Sequence FCS Fiber Channel
Standard FCS Fast Circuit Switching FCS Frame Check
Sequence FCS Finite Coordinate
Space FD Fixed switching Delay FD Full Duplex
FD Floppy Disk FDAd Functional Data
Administrator FDAS Fixed Dependency
After Send FDBS Federated Data Base
System FDC Floppy Disk Controller FDC Full Duplex
Communication FDD Floppy Disk Drive FDDI Fiber Distributed Data
Interface FDDI Full Duplex Data
Interchange FDDI-FO FDDI Flow - On FDF Form Definition File FDHD Floppy Disk High -
Density FDI Fixed Dependency
Interval FDISK Fixed Disk
FDM Frequency - Division
Multiplexing FDM Fused Deposition
Modeling FDMA Frequency Division
Multiple Access FDX Full Duplex FEA Finite Element
Analysis FEBE Far End Block Error FEC Forward Error
Correction FECN Forward Explicit
Congestion Notification
FED Field Emission
Display FEFO First - Ended, First -
Out FEM Finite Element
Method FEP Front End Processor FEPI Front End
Programming
Interface FEPROM
Flash EPROM
FeRAM Ferroelectric RAM FERF Far End Reporting
Failure FEs Framing
Environments FESDK Far East Software
Development Kit FET Final Element Type FET Field Effect Transistor FF Form Feed FF Flip - Flop FFA Ford Fulkerson
Algorithm FFD Float File Database FFDC First Failure Data
Capture FFL Free Form Language FFNC Feedforward Neuro -
Controller
FFP Firm Fixed Price FFS Federal Financial
System FFS Fast File System FFST First Failure Support
Technology FFT Fast Fourier
Transform FFT Final Form Text FFV Freeze Frame Video FG Frame Grabber FG Floating Gate FGCS Fifth Generation
Computer System FGCSP Fifth Generation
Computer Systems Project
FGK Faller - Gallager
Knuth Algorithm FGM Fuzzy Generic
Modeling FGREP Fixed Global Regular
E i P i t
Expression Print FGSM First Generation
Security Methods FGW Freelance Graphics
for Windows FH Function Header FHD File Huffman
Decoding FHE File Huffman
Encoding FHS Fan Heat - Sink FIB File Processor
Buffering FIF Fractal Image Format FIFO First In First Out FILO First - In, Last - Out FIM Functional
Information Manager FIMS Form Interface
Management System FIN Financial FIP Fast Infrared Port
FIPS Federal Information
Processing Standards FIR Fast Infrared FIRM Flood Rate Insurance
Map FIRST Forum of Incident
Response and Security Teams
FIS Final Information
Statistics FIU Fingerprint
Identification Unit FIX Federal Internet
Exchange FLA Four Letter Acronym FLC Fixed Length Code FLE Fixed Length Entropy FLL FoxPro Link Library FLOP Floating Point
Operation FLOPS Floating Point
Operations per Second
FLOWID Flow Identifier FLR Folder FLS Filelist Location
Server FLVQ Fuzzy Learning
Vector Quantization FM Frequency
Modulation FMC Flexible
Manufacturing Cells FMLP Feedforward
Multilayer Perceptron FMO Floppy Disk Magnetic
Optical FMS File Management
System FMS Flexible
Manufacturing System
FMS Forms Management
System FMT Format FMV Full Motion Video
FMVA Full Motion Video Adapter
FNEA Failure Node and
Effect Analysis FNF First Normal Form FOCUS Federation On
Computing in the United States
FOCUS Forum of Control data
Users FOD Fax On Demand FOG First Osborne Group FOIRL Fiber Optic Inter
Repeater Link FOL First Order Logic FOLDOC
Free On - Line Dictionary Of Computing
FOOPS Functional and Object
Oriented Programming System
FORTRAN
Formula Translation
FOSE Federal Office
Systems Exposition
FOSI Format Option
Specification Instance FOSSIL Fido / Opus / Seadog
Standard Interface Layer
FP/PD Function Point per
Person Day FPA Function on Points
Analysis FPC Floating Point
Calculation FPCE Floating - Point C
Extension FPD Full Page Displays FPGA Field Programmable
Gate Array FPI Functional Process
Improvement FPL From Physical Layer FPLA Field Programmable
Logic Array FPM Fast Page Mode FPN Folder Petersen
Network
FPODA Fixed PODA FPP Floating Point
Processor FPP Fixed Path Protocol FPR Floating - Point
Register FPS Frames Per Second FPS Favorite Picture
Selection FPSR Floating Point Status
Register FPT Forced Perfect
Termination FPU Floating Point Unit FQDN Fully Qualified
Domain Name FQR Formal Qualification
Review FR Frame Relay FRAD Frame Relay Access
Device FRAD Frame Relay
A bl /
Assembler / Disassembler
FRAM Ferromagnetic
Random Access Memory
FRC Functional
Redundancy Checking
FRED Front - End to Dish FRED Frame Editor FRPI Flux Reversals Per
Inch FRS Functional
Requirements Specifications
FRU Field Replaceable
Unit FS Fuzzy Systems FS File Separator FSCL Frequency Sensitive
Competitive Learning FSD File System Driver FSDC Full Structure
Definition Compiler
FSDL Full Structure Definition Language
FSE Full Screen Editor FSF Free Software
Foundation FSK Frequency - Shift
Keing FSMs Finite State Machines FSN Full Service Network FSP File Service Protocol FSP File / Print Server
Protocol FSR Force Sensing
Resistor FSR Free System
Resources FSS File Sharing Services FST Flat Square Tube FT1 Fractional T1 FTAM File Transfer Access
Method FTAM File Transfer, Access,
d M t
and Management FTC Federal Trade
Commission FTI Fault Tolerant
Indexing FTL Flash Transition
Layer FTM Flat Tension Mask FTMP Fault Tolerant
Multiprocessor FTP File Transfer Protocol FTPD File Transfer Protocol
Daemon FTS Federal
Telecommunication System
FTS Fault Tolerant
Software FTTB Fiber To The Building FTTC Fiber To The Curb FTTE Fiber To The
Exchange FTX Fault Tolerant Unix
FUD Fear Uncertainty and
Doubt FUI File Update
Information FURM Function / User Role
Matrix FVT Full Video Translation FVU Fraction of Variance
Unexplained FWIW For What It's Worth FWLC Fixed Word Length
Computer FX Field Exchange FYI For Your Information
G GA Genetic Algorithm GAL Generic Array Logic GAP General
Argumentation Blow GAPI Gateway Application
Programming Interface
GART Graphics Address
Relocation Table GAT Group-based
Adaptive Tolerance GATT Graphics Address
Translation Table GB Gigabytes Gb Gigabits GBML Genetics - Based
Machine Learning GBN Go Back N algorithm Gbps Gigabits Per Second
GBSB Generalized Brain
State in a Box GBT Glass Box Testing GBTT Generalized
Backpropagation - Trough - Time
GC Garbage Collector GC Guarded Commands GCAC Generic Connection
Admission Control GCC Global Collect Call GCC GNU C - Compiler GCCD Glass - passivated
Ceramic Chip Diode GCE General Competitive
Equilibrium GCNN Gram Charlier Neural
Network GCR Group Code
Recording GCRA Generic Cell Rate
Algorithm
GCSI Generalized Coved Set Induction
GCWA Generalized Closed
Word Assumption GD Grand Debug GDA Generalized
Deterministic Annealing
GDA Global Data Area GDB Graphic Datapath
Builder GDC Global Date
Connection GDDK Graphics Device
Driver Kit GDDM Graphical Data
Display Manager GDE Generic Decryption
Engine GDG Generation Data
Group GDI Graphical Device
Interface GDLC Generic Data Link
Control
GDMO Guidelines for the
Definition of Management Objects
GDP Graphic Draw
Primitive GDS Global Directory
Service GDSS Group Decision
Support System GDT Geometric
Dimensioning and Tolerancing
GDT Graphics
Development Toolkit GDT Global Descriptor
Table GDU Global Dial - Up GE Global Exact GECOS General Electric
Comprehensive Operating System
GEIS General Electric
Information Service GEM Generalized
Estimation -
Maximization GEM Graphics
Environment Manager GEMS Greatest Electronic
Mail System GENIE General Electric
Network for Information Exchange
GENLOCK
Generator Lock
GEOS Graphic Environment
Operating System GERT Graphical Evaluation
and Review Technique
GET Get Execute Trigger GFC Generic Flow Control GFI General Format
Identifier GFOS Get From Other Side GGP Gateway - Gateway
Protocol GI Graphical Interface
GIF Graphics Interchange Format
GIGO Garbage In Garbage
Out GII Global Information
Infrastructure GILS Government
Information Locator Service
GIPE Generation of
Interactive Programming Environment
GIS Geographic
Information System GIS Global Information
Solutions GIX Global Internet
Exchange GKS Graphical Kernel
System GL Graphics Language GLIS Global Land
Information System GLM General Linear
Models
GLS Global Learning Scheme
GLT Generalized Linear
Test GLT Generalized Linear
Test GLVQ Generalized Learning
Vector Quantization GLY Glossary GMA Gaussian Marking
Algorithm GMD General Media
Descriptor GMD Generalized
Messages Diagram GMI Geometric Visual
Interface GML Generalized Markup
Language GMP Global Mobile
Professional GMS Global Management
System GMS Global Messaging
Service
GMT Greenwich Mean
Time GNN Global Network
Navigator GNOME GNU Network Object
Model Environment GNP Gross National
Prudent GNU GNU is Not Unix GOE Geometry Object
Extension GOLTS Greedy Off Live
Textual Substitution GoM Graphs of Models GOMS Goals, Operators,
Methods and Selection
GOOD General Object
Oriented Design GOSIP Government Open
System Interconnection Profile
GP General Purpose
GPBA General Parameter Based Approach
Gpbs Gigabits per second GPE Generalized
Prediction Error GPF General Protection
Fault GPI Graphics
Programming Interface
GPIB General - Purpose
Interface Bus GPL Generations of
Programming Language
GPL General Purpose
Interface GPM Gradient Projection
Methods GPO Global Program
Optimization GPR General Purpose
Register GPRC Glass Passivated
Rectifier Chip
GPS Global Telegraph and Telephone
GPS Global Positioning
System GPS Global Positioning
Satellite GPSS General Purpose
Simulator System GPU Generic Program Unit GPU Graphics Processing
Unit GQF Generic Quality
Framework GQM Goal - Quality Metrics GRADD Graphics Adapter
Device Driver GRCM Global Rule Checkest
Metric GRE Graphics Engine GREP Global Regular
Expression Print GRIT General Risk
Information Template GRNN Generalized
R i N l
Regression Neural Network
GS Global Separator GS Group Separator GSI Gray Scale Image GSI G2 Standard Interface GSI General Server
Interface GSM Generic System
Model GSM Global Shared
Memory GSM Global System for
Mobile communications
GSNW Gateway Service for
NetWare GSP Generic Server
Passer GSPN Generalized
Stochastic Petri Nets GSQM Global Software
Quality Management GSRN Good / Services
R i d N t
GSTN General Switched
Telephone Network GSU Georgia State
University GTAL Graphical Task
Analysis Language GTD Global Descriptor
Table GTDR Global Descriptor
Table Register GTL Gunning Transceiver
Logic GTO Guide To Operations GTP Geometry Theorem
Prover GUI Graphical User
Interface GUID Globally Unique
Identifier GuSS Guided Social
Simulation GVM Global Variance
Measure
GVT Global Virtual Time GW General Waiting GW-BASIC
Gee Whiz BASIC
GZIP GNU Zip
H
HAD Hierarchical
Aggregation Decompression
HAD Hierarchical
Aggregation Disaggregation
HAGO Have A Good One HAL Hardware Abstraction
Layer HAL Heuristically
Programmed Algorithm
HARN High Accuracy
Reference Network HAS Hybrid Access
System HBA Host Bus Adapter HBS Harvard Business
School HCA Huffman Coding
Algorithm
HCB High Capacity Battery HCC Horizontal Cell
Collection HCI Human - Computer
Interaction HCN Hierarchical
Computer Network HCS Header Check
Sequence HD Hamming Distance HD Hard Disk HD High Density HDB Heterogeneous
Database HDB Historical Database HDBMS Hierarchical Database
Management System HDBS Heterogeneous Data
Base System HDC Half Duplex
Communication HDD Hard Dick Drive
HDF Hierarchical Data Format
HDF High Density Factor HDL Hardware Design
Language HDLC High-level Data Link
Control HDM Historical Data Model HDMMCD
High - Density Multimedia Compact -Disc
HDR Header HDSL High bit rate Digital
Subscriber Line HDTV High Definition TV HDx Half Duplex HEC Header Error Code HEC Hyperelipsoidal
Clustering HECA Hardware Error
Confinement Area HEM Hyper Exponential
Model
HEMT High Electron Mobility
Transistor HEPC Home Entrainment
Personal Computer HERTIS Herfordshire
Technical Information Service
HEX Hexadecimal HF Hashing Function HF High Frequency HFS Hierarchical File
System HGA Hercules Graphics
Adapter HGC Hercules Graphics
Card HTTP-NG
HyperText Transfer Protocol Next Generation
HIBC Health Industry Bar
Code HIBCC Health Industry
Business Communications Council
HIC Hybrid Image
Compression HICSS Hawaii International
Conference on Systems Science
HIM Historical Information
Management HIO Halt Input / Output HIPO Hierarchy Input
Process Output HIPPI High Performance
Parallel Interface HIS Hypermedia
Interchange Standard HLCs High Level
Components HLI High Level Integration HLL High Level Language HLLAPI High - Level
Language Application Programming Interface
HLS Hue Lightness
Saturation
HM Heuristic Method HMA High Memory Area HMA Hub Management
Architecture HMD Head - Mounted
Display HMI Human - Machine
Interface HMM Hidden Markov
Modules HMMU Hardware Memory
Management Unit HNL Hierarchy Nesting
Level HNN Hopfield Neural
Network HNR Handwritten Numeral
Recognition HNR Host Not Responding HOB Head Of Bus HOB High - Order Bus HOL High Order Language
HOOD Hierarchical Object Oriented Design
HOOP Hypertext Object
Oriented Programming
HOOPS Hierarchical Object
Oriented Picture System
HOP High Order
Perception HP Hewlett Packard HP/UX Hewlett - Packard's
version of Unix HPC High Performance
Computing HPC Handheld PC HPCC High - Performance
Computing and Communications
HPF High Performance
Fortran HPFS High Performance
File System HPGL Hewlett - Packard
Graphics Language
HPIB Hewlett - Packard Interface Bus
HPPI High Performance
Peripheral Interface HPPLL Hewlett - Packard
Printer Control Language
HPSG Head-driven Phrase
Structure Grammar HRA Historical Relational
Algebra HRSC High Resolution
Source Coding HSBU High - Speed Buffer
Unit HSDB High Speed Ring Bus HSM Hierarchical Storage
Management HSP High Speed Printer HSSI High Speed Serial
Interface HST High Speed
Technology HSTS Hubble Space
Telescope Scheduling
HSYNC Horizontal
Synchronization HT Headland
Technologies HTI Human / Technology
Integration HTML HyperText Markup
Language HTN Hierarchical Task
Network HTO Host Timed Out HTTP Hypertext Transfer
Protocol HTTPD Hyper Text Transfer
Protocol Daemon HVP Horizontal - Vertical
Projections HW Hardware HWCIS Hardware
Configuration Items HWPO Hashing With
Progressive Overflow Hz Hertz
I I/EMS Integrated / Engineery
Modeling System I/O Input / Output I/O A Input / Output Area I/O C Input / Output
Channel I/O C Input / Output
Controller I/O D Input / Output Device I/O P Input / Output Port I/O P Input / Output
Processor I/O S Input / Output
Statement I/OS Input / Output
Structures I/OSD Input / Output
Structure Description I2C Inter Integrated
Ci it
Circuit I2L Integrated Injection
Logic I2O Intelligent Input /
Output IAB Internet Activities
Board IAB Internet Architecture
Board IAC Inter - Application
Communication IAG Instruction Address
Generation IAHC International Ad Hoc
Committee IAK Internet Access Kit IAL International
Algebraic Language IANA Internet Assigned
Numbers Authority IANS International Article
Numbering System IAP Internet Access
Providers
IAS Interactive Application System
IAT Import Address Table IAUP Internet User Account
Provider IBC Instrument Bus
Computer IBM Industry Business
Machines IBM-AT IBM - Advanced
Technology IBM-GL IBM Graphics
Language IBM-PC International Business
Machine Personal Computer
IBP Indeterminate Basic
Plan IBS Internet Billing Server IBSP Internet Billing Server
Protocol IC Integrated Circuit IC Individual Chips IC Interrupt Controller
IC Input Circuit ICA Intra - application
Communications Area ICA Intelligent Console
Architecture ICAP Internet Calendar
Access Protocol ICAS Intel Communicating
Applications Specifications
ICAs Image Compression
Algorithms ICB Internet Citizen's
Band ICC Intercomputer
Communication Corp ICCP International
Consortium of Computing Professionals
ICCP Institute for the
Certification of Computing Professionals
ICCS Indention Conditioned
Cover Sets
ICD Investigate Current Data
ICD Interface Control
Document ICD In Circuit Debuggers ICD International Code
Designator ICE Information and
Content Exchange ICE Internet Connections
for Engineering ICE Integrated Computing
Environment ICE In - Circuit Emulator ICES Interference - causing
Equipment Standard ICF Interactional
Cryptography Framework
ICGSVD Iterative Conjugate
Gradient Singular -Value Decomposition
ICI Interface Control
Information ICI Intercarrier Interface
ICI Image Component
Information ICIS International
Conference on Information Systems
ICL Interface Clear ICLID Incoming - Call Line
Identification ICM Incremental
Computation Model ICM Incoming Message ICM Image Color Matching ICMP Internet Control
Message Protocol ICNN International
Conference on Neural Network
ICO Icon ICP Internal Caching
Protocol ICP Integrated Channel
Processor ICR Intelligent Character
Recognition
ICS Institute of Computer
Service ICS Intuitive Command
Structure ICS Intergraph Computer
Systems ICSAPI Internet Connection
Services API ICSS Internet Connection
Secure Server ICT Information and
Communication Technology
ICT Intermodule
Communication Tool ICU Interface Control
Memory ICU Instruction - Cache
Unit ICU Intel Configuration
Utility ICU ISA Configuration
Utility ID Identification
ID Identifier IDA Intelligent Drive Array IDA Integrated Digital
Access IDA Intelligent Disk Array IDAPI Integrated Database
Application Programming Interface
IDAPI Independent
Database API IDB Internal Drive Bay IDC Integrated Database
Connector IDC Integrated Desktop
Connector IDC Internet Database
Connector IDC Interactive Data
Capture IDDD International
Dedicated Direct Dial IDDE Integrated
Development & Debugging
Environment IDE Integrated
Development Environment
IDE Intelligent Drive
Electronics IDE Interactive Design
and Engineering IDE Interface Design
Enhancement IDE Integrated Drive
Electronics IDEA International Date
Encryption Algorithm IDEF Integrated Data
Engineering Facility IDEL Interface Design
Evaluation Language IDES Interface Description
and Evaluation System
IDEs Impact Differential
Equations IDF Intermediate
Distribution Frame IDG Inter - Dialog GAP
IDI Initial Domain
Identifier IDIV Integer Divide IDL Interface Description
Language IDL Interactive Data
Language IDL Interface Diffusion
Language IDL Interface Definition
Language IDM Integrated Data
Management IDMS Integrated Data Base
Management System IDN Integrated Digital
Network IDNX Integrated Digital
Network Exchange IDP Integrated Data
Processing IDP Internet Datagram
Protocol IDR Investigate & Define
R i t
Requirements IDR Intelligent Document
Recognition IDSL Internet Digital
Subscriber Line IDT Interrupt Descriptor
Table IDT Interface Design Tool IDU Interface Data Unit IDX Index IE Internet Explorer IEC International
Electrotechnical Commission
IEEE Institute of Electrical
and Electronic Engineers
IEF Information Engineery
Facility IEMSI Interactive Electronic
Mail Standard Identification
IEN Internet Experiment
Notes
IEPG Internet Engineering and Planing Group
IESG Internet Engineering
Steering Group IET Initial Element Type IETF Internet Engineering
Task Force IF Interrupt Flag IFC Internet Foundation
Classes IFD Image File Directories IFF Interchange File
Format IFG Inter - Frame GAP IFG Incoming Fax
Gateway IFIP International
Federation Information Processing
IFP Instruction Fetch
Pipeline IFPUG International Function
Point Users Group
IFR Interface Repository IFS Instable File System IFSM Information Systems
Management IGA Integrated Graphics
Array IGBT Insulated - Gate
Bipolar Transistor IGC Integrated Graphics
Controller IGES Initial Graphics
Exchange Standard IGES Initial Graphics
Exchange Specification
IGFET Insulated - Gate Field
Effect Transistor IGMP Internet Group
Multicast Protocol IGMP Internet Group
Management Protocol IGMP Internet Group
Membership Protocol IGP Interior Gateway
Protocol
IGRP Interior Gateway
Routing Protocol IGS Internet Go Server IHD Integrated Help Desk IHV Independent
Hardware Vendor II/O Intelligent Input /
Output IIBR Inheritance Interface
Based Refinement IIF Immediate Interface III Interstate
Identification Index IIL Integrated Injection
Logic IIOP Internet Inter - ORB
Protocol IIP Information Interface
and Presentation IIP Impact Indirection
Procedure IIR Immediate Impulse
Response
IIS Internet Information Server
IIS Institute of
Information Scientists IISP Interim Interswitch
Signaling Protocol IITF Information
Infrastructure Task Force
IJAIT International Journal
on Artificial Intelligence Tools
IJCGA International Journal
of Computational Geometry and Applications
IJCIS International Journal
of Cooperative Information Systems
IJCP Ink Jet Color Printer IJFCS International Journal
of Foundations of Computer Science
IJHSC International Journal
of Height Speed Computing
IJPRAI International Journal
of Pattern
Recognition and Artificial Intelligence
IJSEKE International Journal
of Software Engineering and Knowledge Engineering
IJUFKS International Journal
of Uncertainty, Fuzziness and Knowledge-based Systems
IKP Internet Keyed
Payments ILA Image Light Amplifier ILMI Inter Local
Management Interface
ILS International
Language Support ILU Independent Logical
Unit IM Information
Management IMA Interactive Multimedia
Association IMACS Image Management
and Communication
System IMAP Internet Message
Access Protocol IMAP Interactive Mail
Access Protocol IMC Internet Mail
Consortium IMDS Image Data Stream IME Input Method Editor IMG Image IMHO In My Humble
Opinion IML Initial Microcode Load IMNO Implementing Multiple
Networked Objects IMO In My Opinion IMP Interface Massage
Processor IMP Information Message
Processor IMPA Intelligent Multi - Port
Adapter
IMPDU Initial Mac Protocol Data Unit
IMR Internet Monthly
Report IMS Information
Management System IMS Intermediate
Maintenance Standards
IMSP Internet Message
Support Protocol IMSSI Inter - MAN Switching
System Interface IMT Image Memory
Translatable IMT Inferential Modeling
Technique IMTC International
Multimedia Telecommunications Consortium
IMTV Interactive Multimedia
Television IMUL Integer Multiply IMUX Inverse Multiplexer
INC Increment INCAS Incremental
Architecture for distributed Systems
INCOSE International Council
On Systems Engineering
INDEO Intel Video INF Information INI Initialize INIC Internet Network
Information Center INM Integrated Network
Management INND Internet News
Daemon INS Integrated Network
Server INS Input String INT Internal INT Integer INT International
INT Interrupt INTA Interrupt
Acknowledge InTek Integration
Technologies InterNIC Internet Network
Information Center IOC Inter - Office Channel IOC Initial Operational
Capability IOCC Input / Output
Channel Converter IOCR Intelligent Optical
Character Recognition
IOCS Input / Output Control
System IODE Integrated
Development and Debugging Environment
IOE Integrated Office
Environments IOG Input Output Group IOHMM Input Output Hidden
M k M d l
Markov Model IOIS Inter - Organization
Information System IOP Input / Output
Processor IOPB Input / Output
Permission Bitmap IOPL Input / Output
Privilege Level IOQ Input Output Queue IOR Interoperable Object
Reference IOS Internetwork
Operating System IOS Inter Object
Synchronization IOSGA Input / Output Support
Gate Array IP Instruction Pointer IP Internet Protocol IP Internetwork Protocol IPBF Installed Peripheral
Base Flexibility
IPC Institute for interconnecting and Packaging electronic Circuit
IPC Interprocess
Communication IPC Instructions Per Clock IPC Interprocess
Commutation IPC Information
Processing Center IPCP Internet Protocol
Control Protocol IPDS IBM Personal
Dictation System IPDS Intelligent Printer
Data Stream IPFC Information
Presentation Facility Compiler
IPI Intelligent Peripheral
Interface IPIDs Interface Pointer
Identifiers IPL Initial Program Load
IPL Information Programming Language
IPM Interpersonal
Message IPM Images Per Minute IPNG Internet Protocol,
Next Generation IPO Input Process Output IPP Internet Packing
Protocol IPP Internet Printing
Protocol IPRA Internet PCA
Registration Authority IPSE Integrated
Programming Support Environment
IPSE Integrate Project
Support Environment IPSEC IP Security IPSJ Information
Processing Society of Japan
IPX Internet Packet
E h
Exchange IPX Internetwork Packet
Exchange IPX/SPX Internet Packet
Exchange / Sequenced Packet Exchange
IQC Indeo Quick
Compressor IQL Interactive Query
Language IR Information Retrieval IR Immediate Restart IR Infrared IR Instruction Register IRAM Integrated RAM IRC Internet Relay Chat IRC Interrupt Request
Controller IRCCN Input - space RCCN IRD Internet Resource
Directory
IRD Integrated Receiver / Descrambler
IRDA Infrared Data
Association IRDS Information Resource
Dictionary System IRET Interrupt Return IRF Intermediate Routing
Function IRF Inheritance Rights
Filter IRG Inter - Record GAP IRGB Intensity Red Green
Blue IRIS Image Recognition
Integrated Systems IRL Inter - Repeater Link IRL Interactive Reader
Language IRLAP Infrared Link Access
Protocol IRM Information Resource
Management IRQ Interrupt Request
IRS Interface
Requirements Specification
IRT Inverse Radon
Transform IRTF Internet Research
Task Force IRX Information Retrieval
Experiment IS Interrupt Status IS Information System IS Intermediate System IS Information Strategy ISA Integrated Services
Architecture ISA Industry Standard
Architecture ISA Instruction - Set
Architecture ISAKMP Internet Security
Association Key Management Protocol
ISAM Indexed Sequential
Access Method
ISAPI Internet Server API ISAPI Internet Server
Application Program Interface
ISBN Integrated Satellite
Business Network ISBN International
Standard Book Number
ISC Internet Software
Consortium ISC Inter - Systems
Communication ISC Instruction Set
Computer ISD Image Section
Descriptor ISD Instructional Systems
Design ISDN Integrated Services
Digital Network ISDU Isochronous Service
Data Unit ISE Input Sensitivity
Equation
ISG Information Storage
Group ISG Interactive System
Group ISH Information Super
Highway ISI Internally Specified
Index ISIS Integrated Systems
and Information Services
ISIS Intelligent Scheduling
and Information System
IS-IS Intermediate System -
to - Intermediate System
ISKM Internet Starter Kit for
the Macintosh ISL Interactive System
Language ISM Integrated System
Management ISMF Interactive Storage
Management Facility ISMN Information System in
M bil N t k
Mobile Networks ISO International
Standards Organization
ISO/OSI-M
International Organization for Standardization / Open System Interconnection Model
ISOC Internet Society ISP Internet Service
Provider ISP International
Standardized Profiles ISP Interrupt Stack
Pointer ISP Interrupt Status Port ISPA Internet Service
Providers Association ISPF Interactive System
Programming Facility ISR Information Storage
and Retrieval ISR Interrupt Status
Register
ISR Interrupt Service Routine
ISS Integrated Silicon
System ISSI Inter - Switching
System Interface ISSLL Integrated Services
over Specific Link Layers
ISSN International
Standard Serial Number
ISSS Initial Sector Suit
System ISV Independent Software
Vendors IT Information
Technology ITAA Information
Technology Association of America
ITB Intermediate Text
Block ITB Information
Technology Branch ITCC Internet Training and
C tifi ti
Certification Consortium
ITE Information
Technology Equipment
ITF Interactive Test
Facility ITF Improvement Time
Factor ITI Intelligent
Transportation Infrastructure
ITIC Internet Telephony
Interoperability Consortium
ITN Identification Tasking
and Networking ITP Integrated Product
Team ITPs In Circuit Test Probes ITR Internet Talk Radio ITS Intelligent Tutoring
Systems ITSEC Information
Technology Security Evaluation Criteria
ITSP Internet Telephony
Service Provider ITU International
Telecommunication Union
ITUG International
Telecommunications User Group
ITU-TIES
ITU - Telecom Information Exchange Services
ITU-TSS ITU -
Telecommunications Standards Section
ITV Interactive Television ITV International
Telecommunication Union
ITX Intermediate Text
block IU Integer Unit IUAP Internet User Account
Provider IUS/ITB Interchange Unit
Separator / Intermediate Transmission Block
IV Interactive Video IV&V Independent
Verification and Validation
IVIS Interactive Video
Information System IVL Intel Verification Lab IVL Independent Vendor
League IVP Initial Value Problems IVR Interactive Voice
Response IVS Interactive Videodisk
System IVT Interrupt Vector Table IW Integrated
Workstation IXC Interexchange Circuit IXC Interexchange Carrier
J J/SQL Java Structured
Query Language JA Jump Address JAD Joint Application
Design JAD Joint Application
Development JAE Jump if Above Or
Equal JANET Joint Academic
Network JAR Java Archive JBE Jump if Below or
Equal JBOD Just a Bunch Of Disks JC Jump if Carry set JCE Java Cryptographic
Extension JCGIS Jefferson County
G hi
Geographic Information Systems
JCIN Jefferson County
Information Network JCL Job Control
Language JCMD Jefferson County
Mapping Department JCN Jittery Coding
Nudnicks JCOS Jefferson County
Open Space JDBC Java Data Base
Connectivity JDE Java Development
Environment JDK Java Developer Kit JE Jump if Equal JEDEC Joint Electron Device
Engineering Council JEIDA Japanese Electronics
Industry Development Association
JEPI Joint Electronic
Payment Initiative
JES Job Entry System JES Java Embedded
Server JFC Java Foundation
Classes JFIF JPEG File
Interchange Format JFM Junk Fax Mail JFS Journalized File
System JG Jump if Greater JGE Jump if Greater Or
Equal JGL Java Generic Library JIDL Java Interface
Description Language JIPS Janet Internet
Protocol Service JIS Japan Industrial
Standard JIT Just - In - Time JL Jump if Less
JLIP Joint Level Interface
Protocol JMAPI Java Management
Application Programming Interface
JMF Java Media
Framework JMP Jump JN Jordan Network JNA Jump if Not Above JNAE Jump if Not Above or
Equal JNB Jump if Not Below JNBE Jump if Not Below or
Equal JNDI Java Naming and
Directory Interface JNG Jump if Not Greater JNGE Jump if Not Greater
Or Equal JNI Java Native Interface
JNK Junk JNL Java Numerical
Library JNLE Jump if Not Less or
Equal JNO Jump if No Overflow JNP Jump if No Parity JNS Jump if No Sign JNZ Jump if Not Zero JOE Java Objects
Everywhere JOHNNIAC
John Neumann Integrator and Automatic Computer
JOSS Johnniac Open Shop
System JOTC Joint Operability Test
Center JPE Jump if Parity Even JPE Jet Propulsion
Laboratory JPEG Joint Photographic
Expert Group
JPL Jet Propulsion
Laboratory JPT Joe Project Tool JS JavaScript JS Jump if Sign JSD Jackson Structured
Development JSD Jackson System
Development JSDK Java Servlet
Development Kit JSEP Joint Services
Electronics Program JSP Jackson Structured
Programming JSQ Joint the Shortest
Queue JSS Java-script Style
Sheet JTAPI Java Telephony
Application Programming Interface
JTLW Java Type Library
Wi d
Wizard JTM Job Transfer and
Manipulation JTS Java Transaction
Service JUGHEAD
Jonzy's Universal Gopher Hierarchy Excavation And Display
JVM Java Virtual Machine JWS Java Workshop JWS Java Web Server JZ Jump if Zero
K KA Knowledge Aquisition KARP Knowledge Aquisition
Representation and Processing
KAS Kerberos
Authentication Server KB Kilobytes Kb Kilobits KBANN Knowledge Based
Artificial Neural Network
KBD Keyboard KBE Knowledge Based
Engineering KBps Kilobytes Per Second Kbps Kilobits Per Second KBS Knowledge Based
Systems KBSA/A Knowledge Based
S ft A i t t /
DM Software Assistant / Advanced Development Model
KDC Kerberos Distribution
Center KDD Knowledge Discovery
in Databases KDS Korean Data System KDT Key Definition Table KEDS Knowledge - based
Equation Discovery System
KEFIR Key Findings
Reporter KHZ KiloHertz KIDS Kertrel Interactive
Development System KIF Knowledge
Interchange Format KIS Knowbot Information
Service KKL Knowledge - based
Kernel Language KLM Knowledge Level
Model
KLOC Kilas Lines Of Code KMP Knuth Morres Pratt KNN K - Nearest Neighbor KOPS Kilo - Operations Per
Second KORE Knowledge Object
Relationship Environment
KOSI Knowledge Oriented
Statistic Interface KPI Kernel Programming
Interface KQML Knowledge Query
and Manipulation Language
KRS Knowledge Retrieval
System KSAR Knowledge Source
Activation Record KSH Korn Shell KSPH Keystrokes Per Hour KSR Keyboard Send
Receive
KSRT Keyboard Send
Service Terminal KWIC Key Word In Context
L L2TP Layer 2 Tunneling
Protocol LA Look - Ahead LAA Locally Administrated
Address LADDR Layered Device
Driver Architecture LAG Logical Address
Group LAIS Local Area
Interconnect Support LALL Longest Allowed
Lobe Length LALR Look - Ahead Left to
Right LAMP Link Access Protocol
for Modems LAN Local Area Network LANACS Local Area Network
Asynchronous Connection Server
LANDP LAN Distributed
Platform LANE LAN Emulation LAP Link Access
Procedure LAPB Link Access Protocol
Balanced LAP-B Link Access
Procedure - Blanched LAPD Link Access
Procedure type D LAPM Link Access
Procedure for Modems
LAR Load Access Right LASER Laboratory for
Advanced Software Engineering Research
Laser Light Amplification by
the Stimulated Emission of Radiation
LAST Local Area Storage
Transport LAT Local Access
T i l
Terminal LAT Local Area Transport
Protocol LATA Local Access and
Transfer Area LAVC Local Area VAX
Cluster LAWN Local Area Wireless
Network LB Left Button LB Letter Ballot LBA Logical Block
Addressing LBG Line Buzo Gray LBR Library LBT Listen Before Talk LBX Local Bus Accelerator LCA Lotus
Communications Architecture
LCC Loadless Chip Carrier LCD Liquid Crystal Display
LCD Lowest Common
Denominator LCF Low Cost Fiber LCF Logic for Computable
Function LCFS Last - Come, First -
Serve LCGN Logical Channel
Group Number LCID Label Connections
Identifier LCIDs Local Identifiers LCK Library Construction
Kit LCM Least Common
Multiple LCMT Linguistically-based
Conceptual Modeling Technique
LCN Logical Channel
Number LCOM Lock of Cohesion in
Method LCP Logical Construction
P i
Programming LCP Link Control Protocol LCR Line Control Register LCS Lexical Conceptual
Structures LCS Lotus Customer
Support LCU Last Cluster Used LDA Logical Device
Address LDA Linear Discriminant
Network LDAP Lightweight Directory
Access Protocol LDC Lossy Data
Compression LDC Lotus Development
Corporation LDCDF Local Direction
Contributivity Density Fealure
LDF Largest Degree First LDFM Logical Data Flow
Model
LDI Linear Differential
Inclusions LDLP Language for
Distributed Logic Programming
LDM Long Distance
Modem LDM Logical Data Module LDP Load Protection LDP Live Database Page LDPD Logical Database
Process Design LDS/ECF
Logical Data Store / Entity Cross Reference
LDT Local Descriptor
Table LDV Lock Data View LE Less Or Equal LE Local Exact LEA Load Effective
Address
LEAF Law Enforcement Access Field
LEC LAN Emulation Client
Service LEC Local Exchange
Carrier LED Light Emitting Diode LEL Link, Embed and
Launch - to - edit LEM Language Extension
Module LEN Low Entry Networking LENNI LAN Emulation
Network Node Interface
LEO LON Earth Orbit LEP Loader Election
Problem LES LAN Emulation
Server LET Letter LF Line Feed LFAP Lightweight Flow
Admission Protocol
LFD Late Finish Data LFI Language Feature
Interrogation LFI Last File Indicator LFN Long File Name LFRN Local Feedback
Recurrent Network LFS Load Pointer and FS,
GS LFSR Linear Feedback Shift
Register LFT Low Function
Terminal LFU Least Frequently
Used LGA Leadless Grid Array LGDE Logical Grouping of
Dialogue Elements LGDT Load Global
Descriptor Table LH Link Header LHF Loading a Hash File
LHS Left Hand Side LI Length Identifier LIAS Library Information
Access System LIB Library LIBRIS Library Information
System LIC Lossless Image
Compression LIC Line Interface Coupler LICS Lotus International
Character Set LIDT Load Interrupt
Descriptor Table LIEP Large Internet
Exchange Packet LIF Low Insertion Force LIFO Last In, First Out LIFR Live Intern Fill Rate LILO Last In, Last Out
LIM Lotus - Intel - Microsoft
LIM EMS LIM Expanded
Memory Specification LIMDO Light Intensity
Modulation Direct Overwrite
LIMM Light Intensity
Modulation Method LIMS Library Information
Management System LINC Library and
Information Cooperation Council
LIP Large Internet Packet LIPS Lightweight Internet
Person Schema LIPS Logical Interface Per
Second LIPS Linear Inferences Per
Second LIS Logical IP Subnet LIS Local Independent
Subnet LISA Library and
I f ti S i
Information Science Abstract
LISP Language
Independent Subtitling Program
LISP List Processing LISP List Processor LIU Logical Interface Unit LIU LAN Interface Unit LLC Logical Link Control LLCP Logical Link Control
Protocol LLCs Low Level
Components LLDT Load Local Descriptor
Table LLF Low Level Format LLI Low Level Input LLI Low Level
Integrations LLL Low Level Language LLV Lockheed Launch
V lid
LM Likelihood Method LM/X LAN Manager for
Unix LMB Left Mouse Button LMBCS Lotus Multi - Byte
Character Set LMCOA Link Monitor and
Control Operator Assistant
LMD Last Modification
Date LMDS Local Multipoint
Distribution Service LME Layer Management
Entity LMF Low Motion Footange LMI Local Management
Interface LMI Link Management
Interface LMS Least Mean Square LMS Lotus Messaging
Switch
LMSE Least Mean Square
Error LMSW Load Machine Status
Word LMU LAN Management
Utilities LMU LAN Manager for
Unix LN Logarithm LN Load Number LN:DI Lotus Notes :
Document Imaging LNNI LAN emulation
Network Node Interface
LNV Large Noise Variance LOC Line Of Code LOC Loop On-line Control LOD Level Of Detail LODSB Load String Byte LOE Level Of Effort
LOG Logarithm LOGMARS
Logistics Applications of Automated Marking and Reading Symbols
LOL Laughing Out Loud LON Local Operating
Network LOOPE Loop While Equal LOOPNE
Loop While Not Equal
LOOPNZ Loop While Not Zero LOOPZ Loop While Zero LORE Line Oriented Editor LP Lach Power LP Line Printer LP Long Play LP Linear Programming LPAR Logic Programming
and Automated Reasoning
LPC Local Procedure Call
LPC Linear Predictive
Code LPD Line Printer Daemon LPI Lines Per Inch LPL Lotus Programming
Language LPL Logic Programming
Language LPM Lines Per Minute LPMUD Programming
Language MUD LPN Logical Page Number LPP Linear Programming
Problem LPR Line Printer Remote LPS Low - Power Schottky LPS Layered Product
Support LPT Local Printer LPT Line Print Terminal
LQ Letter Quality LQM Link Quality
Monitoring LR Left to Right LR Link Register LRC Local Register Cache LRC Longitudinal
Redundancy Check LRFS Least Remain - First
Service LRL Least Recently
Loaded LRM Least Recently - used
Master LRM Language Reference
Manual LRO Locating Remote
Objects LRPC Lightweight Remote
Procedure Call LRS Language Resource LRU Last Recently Used
LS Line Splitter LSA LAN and SCSI
Adapter LSA Line Sharing Adapter LSA Local Security
Authority LSAPI License Services
Application Program Interface
LSB Last Significant Bit LSC LIFO Stack Class LSC Least Significant
Character LSD Least Significant Digit LSI Large Scale
Integration LSL Link Support Layer LSL Lach Shared
Language LSL Load Segment Limit LSR Loop Structural Ratio LSS Load Pointer SS
LSSF Last Square Spherical
Fitting LSSM Logical System
Specification Module LST Logical Listing Device LSX Lotus Scripting
Extension LT Link Trailer LT Line Termination LTE Line Terminating
Equipment LTR Load Task Register LTR Left - To - Right LTW Long Term Workload LU Logical Unit LUA Logical Unit
Application LUI Local User Input LUIS Library User
Information Service
LUN Logical Unit Number LUNI LAN emulation User
Network Interface LUT Lookup Table LV Logical Volume LVM Logical Volume
Management LVQ Learning Vector
Quantization LVS Logic Verification
Software LW Lazy Write LWR Loop Weight Ration LYR Lyrics LZA Lempel Ziv Algorithm LZS Lempel Ziv Stack LZW Lempel Ziv Welch
M M3P2E Machinery Materials
Measurement People Process Environment
MA Medium Adapter MAC Media Access Control MAC Message
Authentication Code MAC Macintosh MAC Medium Access
Control MAC Multiple Access
Computers MAC/TCP
Macintosh TCP
MACH Multilayer Actuator
Head MACOS Macintosh Operating
System MAD Median of the
Absolute Deviations
MADE Manufacturing and
Automated Design Engineering
MADYMO
Mathematical Dynamic Modeling
MAE Metropolitan Area
Ethernet MAE Mean Absolute Error MAE Macintosh Application
Environment MAG Modular Attribute
Grammar MAI Multiple Applications
Interface MAN Metropolitan Area
Network MAN Manual MANIAC Mathematical
Analyzer Numerical Integrator And Computer
MAP Maintenance Analysis
Procedures MAP Memory Allocation
Map
MAP Manufacturing
Automation Protocol MAP Maximum A Posteriori MAPI Messaging
Application Program Interface
MAPICS Manufacturing,
Accounting and Production Information Control System
MARS Multicast Address
Resolution Servers MARVEL Machine - Assisted
Realization of the Virtual Electronic Library
MASM Macro Assembler MASS Maximum Availability
and Support Subsystem
MAT Maintenance Access
Terminal MAT Machine Assisted
Translation MATLAB Matrix Laboratory
MATS Modified Algorithmic
Test Sequence MAU Multistation Access
Unit MAU Media Adapt Unit MAU Media Access Unit MAU Medium Attachment
Unit MAVDM Multiple Application
VDM MAX Maximum MaxEN Maximum Entropy
Network MB Mailbox MB Middle Button MB Mega Bytes Mb Megabits MBASIC Microsoft Basic MBCS Multi - Byte Character
Set
MBD Model - Based Diagnosis
MBI Manpower Buildup
Index MBONE Multicast Backbone MBps Megabytes per
second Mbps Megabits per second MBR Master Boot Record MBS Maximum Burst Size MC Mega Cycle MCA Micro Channel
Architecture MCA Micro Channel
Adapter MCA Micro Channel
Architecture MCAD Mechanical Computer
Aided Design MCAM Multiscale Content -
Addressable Memory MCB Message Control
Block
MCB Memory Control Block MCC Microelectronics and
Computer Consortium MCDV Maximum Cell Delay
Variation MCE Machine Check
Enable MCF MAC Convergence
Function MCF Message Security
Protocol MCF Meta Content Format MCGA Multi Color Graphics
Adapter MCGA Monochrome Color
Graphics Adapter MCI Media Control
Interface MCIS Microsoft Commercial
Internet System MCL Microsoft
Compatibility Labs MCL Median - weighted
Linear Combination
MCLR Maximum Cell Loss
Ration MCM Multi Chip Module MCNE Master Certified
Novell Engineer MCNS Maximum Conditional
Node Span MCNS Multimedia Cable
Network System MCP Multimedia Personal
Computer MCP MAC Convergence
Protocol MC-PGA Metallized Ceramic -
Pin Grid Array MCPS Microsoft Certified
Product Specialist MCPSM Multiresolution Critical
- Point Segmentation Method
MCR Minimum Cell Rate MCR Mixed Cell Reference MCS Multicast Server
MCS Multicart Communication System
MCSE Microsoft Certified
Systems Engineer MCTD Maximal Cell Transfer
Delay MCU Microcontroller Unit MCU Multi-chip Unit MCU Multipoint Control Unit MD Module Diagram MD Make Directory MD Mini Disk MD Monochrome Display MDA Multidimensional
Analysis MDA Monochrome Display
Adapter MDA Mini Driver
Architecture MDB Multimedia Database MDBMS Multimedia Database
M t S t
Management System MDC Message Driven
Computation MDDBMS
Multidimensional Database Management System
MDF Menu Definition File MDGD Multi - Dimensional
Gaussian Distribution MDI Medium - Dependent
Interface MDI Multiple Document
Interface MDI Memory Display
Interface MDIC Manchester Decoder
and Interface Chip MDK Multimedia
Developers Kit MDL Message Description
Language MDLP Module Data Link
Protocol MDR Minimum Design
Requirement
MDR Malfunction Detection
Report MDT Microsoft Distributed
Transaction MDT Minimum Down -Time MDY Month Day Year MEB Memory Expansion
Board MEE Maximum Entropy
Estimation MEN Menu MES Manufacturing
Execution System MESI Modified Exclusive
Shared Invalid MET Memory
Enhancement Technology
MET Metafile MFA Most Frequently
Accessed MFA Mean Field Annealing
MFC Microsoft Foundation Classes
MFCL Microsoft Foundation
Class Library MFFS Microsoft Flash File
System MFL Multiple Floating Long MFLOPS Millions of Floating
Point Operations Per Second
MFM Modified Frequency
Modulation MFP Multi Function
Peripheral MFPI Multifunction
Peripheral Interface MFPS More From Program
Status MFS Model Formulation
System MFS Macintosh File
System MFS Memory File System MFS Modified Filing
System
MFT Master File Table MFT Multiprogramming
with a Fixed number of Tasks
MFTM Mean Field Theory
Modrive MGA Monochrome
Graphics Adapter MGE Modular GIS
Environment MGET Multiple GET MGR Manager MGSM Multi - Geometry
Surface Model MH Message Handler MHD Minimum Hop
Distance MHEG Multimedia and
Hypermedia Experts Group
MHI Master Help Index MHS Message Handling
System
MHS Message Handling
Service MHSONN
Mapping and Hierarchical Self Organizory Neural Network
MHz Mega Hertz MI Management
Interface MI/MIC Mode Indicate / Mode
Indicate Common MIB Management
Information Base MIC Musical Image
Compression MICA Multiprotocol Image
Compression Algorithm
MICR Magnetic Ink
Character Recognition
MICROB Making Intelligent
Collective Robotics MICS Macro Interpretive
Commands
MID Multiplexing Identifier MID Message Identifier MIDAS Multiuser Distributed
Application Services MIDI Musical Instrument
Digital Interface MIDL Microsoft IDL
computer MIE Microsoft Internet
Explorer MIF Management
Information Files MII Microsoft - IBM - Intel MIL Military MIL/STD Military Standard MIM Management
Information Model MIM Metal - Insulator -
Metal MIMD Multiple Instruction
Multiple Data MIME Multipurpose Internet
Mail Extension
MIMO Multiinput /
Multioutput MIN Multistage
Interconnection Networks
MIN Minimum MINDS MS-DOS Internal
Network Drive Scheme
MINUET Minnesota Internet
Users Essential Tools MIP Mix - Integer
Programming MIPS Million Instruction Per
Second MIPS Music Information
Processing Standards MIS Management
Information System MIS Multimedia
Information Sources MISD Multiple Instruction
Single Data MJVM Microsoft Java Virtual
Machine
MKDE Microkernel Datebank
Engine MKDIR Make Directory MKF Multimedia
Knowledge Formalizer
MKS Mortice Kern System ML Meta Language ML Machine Language MLAPI Multilingual
Application Programming Interface
MLC Multistrategy Learning
Classifier MLC Multilevel Cell MLE Multi - Line Editor MLE Maximum Likelihood
Estimation MLFNN Multilayer Feed
forward Neural Networks
MLID Multiple Link Interface
D i
Drivers MLL Multi - Layer Logic MLM Mailing List Mongol MLMA Multi - Level Multi
Access MLP Multi Layer
Perceptron MLPPP Multilink Point to Point
Protocol MLR Multi - channel Linear
Recording MLS Multi Level Secure MLS Multiple Listing
Service MLSE Maximum Likelihood
Sequence Estimation MM Markovian Model MMA Microcomputer
Managers Association MMAC Multi - Media Access
Control MMC Matched Memory
Cycle
MMC Microcomputer Marketing Council
MMC Microsoft
Management Console MMCD Multimedia Compact -
Disc MMCX Multimedia
Communication Exchange
MMF Memory Mapped File MMFS Manufacturing
Message Format Standard
MMI MAN - Machine
Interface MMI Maximum Mutual
Information MMIC Multi - Mod Image
Compression MMIS Materials Manager
Information System MML Minimum Message
Length MMP Memory Management
Program
MMPM Multimedia Presentation Manager
MMSE Minimum Mean
Square Error MMU Memory Management
Unit MMVF Multimedia Video File MMX Matrix Manipulation
Extensions MMX Multimedia Extension MND Motor Neuron
Disease MNN Mapping Neural
Network MNP Microcom Network
Protocol MOB Memory - Order
Buffer MOC Microsoft Official
Curriculum MOD Master Of Description MOD Magneto Optic Disc MODD Magneto Optic Disc
Drive
MODEM Modulator -
Demodulator MOF Metaobject Facility MOHLL Machine Oriented
High Level Language MOI Microsoft Office
Interface MOIMS Mapobjects Internet
Map Server MOLAP Multidimensional On -
Line Analytical Processing
MOM Message Oriented
Middleware MOM Manufacturing
Operations Management
MOM Message - Oriented
Middleware MOMA Message Oriented
Middleware Association
MONET Multiwavelength
Optical Networking MOO MUD Object Oriented
MOOD Multiple Object
Oriented Design MOP Maintenance
Operations Protocol MOR Magenta Optical
Recording MOS Master Operating
System MOS Metal Oxide
Semiconductor MOS Meta Operating
System MOS Magneto - Optic
Storage MOSES Methodology for
Object - oriented Software Engineering of Systems
MOSFET
Metal Oxide Semiconductor Field Effect Transistor
MOSIS Metal Oxide
Semiconductor Implementation Service
MOSS MIME Object Security
Services
MOTIS Message - Oriented
Text Interchange System
MoU Memorandum of
Understanding MOVS Move String MP Multiple Processors MP Massively Parallel MP Monitor Coprocessor MP/M Multi - tasking
Program for Microcomputers
MPA Multi Packer
Archiving MPC Multimedia PC MPC Multipath Channel MPCS Mission Planning and
Control Station MPD Monochrome Plasma
Displays MPE Multiple Programming
Executive
MPEG Moving Pictures Expert Group
MPEG Motion Picture
Encoding Group MPEX Mossing Pictures
Exports Group MPG Medical Product
Group MPI Message Passing
Interface MPI Multiprecision Integer MPL Multi - Programming
Level MPM Multi Platform
Management MPM Modern Project
Management MPMD Multiple Processor /
Multiple Data MPNP Massively Parallel
Network based Parsing
MPOA Multiple Points Of
Access MPOA Multi Protocol Over
ATM
MPP Massively Parallel
Processing MPP Manager Prototyping
Project MPP Message Processing
Program MPPC Microsoft Point - to -
Point Compression MPPC Multi Purpose Parallel
Computer MPQP Multi - Protocol Quad
Port MPR Multi Protocol Router MPR Multipart Repeater MPS Multiprocessor
Specification MPS Master Prodention
Schedule MPTN Multi - Protocol
Transport Network MPTS Multi - Protocol
Transport Services MPU Microprocessor Unit
MPW Macintosh Programmer's Workshop
MQA Management of
Quality Assurance MQI Message Queue
Interface MR Magnetoresistive MR Modem Ready MR Modification Request MR3 Modeline Rule 3 MRA Model Residual
Approach MRAC Model Reference
Adaptive Control MRBF Median Radial
Leases Function MRCF Microsoft Real-time
Compression Format MRCI Microsoft Real-time
Compression Interface
MRD Minimum Reflective
Difference
MRFCS Multirate Fast Circuit Switching
MRFE Modified Return Form
Exception MRI Magnetic Resonance
Imaging MRM Most Recently - used
Master MRNN Model Reference
Neural Network MRO Multi - Region
Operation MRP Manufacturing and
Resource Planning MRP Material Requirement
Planning MRPL Main Ring Path
Length MRS Media Recognition
System MRT Mean Repair Time MRU Maximum Receive
Unit MS Microsoft
MS Millisecond MS Microsecond MS Memory System MS Message Store MSA Metropolitan
Statistical Area MSACM Microsoft Audio
Compression Manager
MSAP Mini Slotted
Alternating Priorities MSAP MAC Service Access
Point MSAU Multi - Station Access
Unit MSAV Microsoft Anti Virus MSB Most Significant Bit MSBF Mean Swaps
Between Failures MSC Mobile Switching
Center MSC Most Significant
Character
MSCDEX
Microsoft Compact Disc Extensions
MSD Modular Structure
Diagram MSD Microsoft System
Diagnostics MSD Mass Storage Device MSD Most Significant Digit MSD Multistage Detector MSDN Microsoft Developer
Network MS-DOS Microsoft - Disk
Operating System MSDR Multiplexed
Streaming Data Request
MSDS Microsoft Developer
Support MSDU MAC Service Data
Unit MSE Multiuser Simulation
Environment MSE Mean Square Error
MSFR Minimum Security
Function Requirements
MSG Message MSI Medium Scale
Integration MSIE Microsoft Internet
Explorer MSIR Multiple - Input
Signature Register MSIX Metered Services
Information Exchange MSL Many - Sorted Logic MSL MAP Specification
Library MSL Mathematics
Subroutine Library MSMQ Microsoft Message
Queuing MSN Microsoft Network MSO Multiple - Systems
Operator MSP Message Security
Protocol
MSP Microsoft Paint MSRP Manufacturer
Suggested Retail Price
MSS Mass Storage System MSS Multiprotocol
Switched Services MSS Maximum Segment
Size MSS MAN Switching
System MST Minimal Spanning
Tree MSTS Microsoft Terminal
Server MSW Machine Status Word MT Mount MT Machine Translation MTA Message Transfer
Agent MTA Multiple Terminal
Access
MTA Message Transfer Agent
MTBB Mean Time Between
Breakdowns MTBF Mean Time Between
Failures MTBJ Mean Time Between
Jams MTF Microsoft Tape
Format MTF Modulation Transfer
Function MTL Mixed - temporal
Propositional Logic MTL Merged Transistor
Logic MTP Message Transfer
Part MTRP Maximum Transfer
Rate Performance MTS Microsoft Transaction
Server MTS Multichannel
Television Sound MTS Message Transfer
System
MTT Multi - Transaction
Timer MTTD Mean Time To
Diagnose MTTF Mean Time To Failure MTTR Mean Time To Repair MTU Maximum
Transmission Unit MU Modules Used MU Multi - User MUA Mail User Agent MUAP Motor Unit Action
Potential MUC Message
Understanding Conference
MUD Multi - User
Dimension MUD Multi - User Dungeon MUI Matrix User Interface MULTICS
Multiplexed Information and Computing Service
Computing Service MUNIN Muscle and Nerve
Interface Network MUOS Multiple User
Operating System MUSE Multi - user
Simulation Environment
MUSE Multi - user Shared
Environment MUSH Mail Users' S Shell MUT Minimum Up - Time MUX Multiplexer MVA Mean Value Analysis MVAR Mapped Variable MVB Multimedia Viewer
Book MVC Multimedia Viewer
Compiler MVC Model - View
Controller MVD Multiuser Dungeon
MVDM Multiple Virtual DOS Machines
MVGA Monochrome Video
Graphics Array MVI Motion Video
Instructions MVIP Multi - Vendor
Integration Protocol MVP Multimedia Video
Processor MVS Multiple Virtual
Storage MVT Macro Virus Track MVT Multiprogramming
with a Variable number of Tasks
MWM Motif Window
Manager MWV Minimized Window
Viewer MX Mail Exchanger MXS Microsoft Exchange
Server MYOB Mind Your Own
Business
MZR Multiple Zone
Recording
N N/I Non - Interlaced NAC Network Application
Consortium NAC Notesuite Application
Collection NACD National Association
of Computer Dealers NAC's Network Attachment
Controllers NAE Not Above or Equal NAEP National Assessment
of Education Progress NAG Numerical Algorithms
Group NAK Negative
Acknowledgment NAL Novell Application
Launcher NAM Number Assignment
Module
NAM Name Space Module NAM Network
Administration and Management
NAMPS Narrow - band Analog
Mobile Phone Service NAND Not And NAP Network Access Point NAP National Attachment
Point NAPA National Auto Parts
Stores NAPLPS North American
Presentation - Level Protocol Syntax
NARM Nonlinear
Autoregressive Moving Average
NARX Nonlinear
Autoregressive Models with Exogenous
NAS Network Application
Support NAS Network Access
Server
NASA National Aeronautic
and Space Administration
NASAPI Netscape Server API NASDAQ
National Association of Securities Dealers Automatic Quotation
NASI NetWare
Asynchronous Services Interface
NASIRC NASA Automated
Systems Internet Response Capability
NAT Network Address
Translation NAU Network Addressable
Unit NAU Network Access Unit NAUN Nearest Active
Upstream Neighbor NAV Norton Anti - Virus NAWS Negotiate About
Window Size NBCD Natural Binary Coded
Decimal
NBE Not Below or Equal NBI Nothing But Initials NBMA Nonbroadcast Multi -
Access network NBNC No Blanks, No
Comments NBP Name Binding
Protocol NBS National Bureau of
Standards NBS Narrowband Socket NBS Number of
Executable Statements
NC No Carry NC Numerical Control NC Network Computer NCA Near - Critical Activity NCA Network Computing
Architecture NCA Network
Communications
Adapter NCA Network Computing
Architecture NCB National Computer
Board NCC Norton Control Center NCD Network Computing
Device NCDS Noncontiguous Data
Structure NCF Network Computing
Framework NCF NetWare Command
File NCGA National Computer
Graphics Association NCM Network
Configuration Manager
NCMT Numerical Control for
Machine Tools NCN Number of
Conditional Noals NCOS Network Computer
Operating System
NCP Not Copy Protected NCP NetWare Core
Protocol NCP Network Control
Processor NCP Network Control
Program NCR National Cash
Register NCSA National Computer
Security Association NCSA National Center for
Supercomputer Applications
NCSC National Computer
Security Center NCSI Network
Communications Services Interface
NDA Non - Disclosure
Agreement NDA Nonlinear
Discriminant Network NDDK Network Device
Development Kit
NDE Network Design
Engineering NDIS Network Driver
Interface Specification NDL Network Data
Language NDM Normal Disconnected
Mode NDMP Network Data
Management Protocol NDN Non - Delivery Notice NDP Numeric Data
Processor NDPS NetWare Distributed
Print Services NDR Network Data
Representation NDR Network Data
Representation NDRN Normally Distributed
Random Numbers NDRO Non - Destructive
Read Out NDS Novell Directory
S i
Services NDS NetWare Directory
Service NDT Next Departure Time NDT Non - Distributive
Testing NDU Network Device Utility NE Network Element NEC Nippon Electric
Company NED NASA Extragalactic
Database NEL Nesting Level NEMA National Electrical
Manufacturers Association
NEP Network Entry Point NES National Education
Supercomputer NEST Novell Embedded
Systems Technology NET Network
NETBEUI
Network BIOS Extended User Interface
NETBIOS
Network Basic Input -Output System
NETBLT Network Block
Transfer NETMON
Network Monitor
NEWS NetWare Early
Warning System NEWS Network Extensible
Window System NFA Nondeterministic
Finite Automation NFF No Fault Found NFI Named Field
Inheritance NFS Network File System NFSP Network File Service
Protocol NFT Network File Transfer NFT Normal Form
Transition
NG No Good NGCR Next Generation
Computer Resources NGE Not Greater or Equal NGI Next - Generation
Internet NGT Nominal Group
Technique NHC National Hurricane
Center NHPP Nonhomogenous
Poisson Process NHR National Handwriting
Recognition NHRP Next Hop Resolution
Protocol NHS Novell's Message
Handling service NIA Next Instruction
Address NIC Numeric Intensive
Computing NIC Network Information
Center
NIC Network Interface
Card NIC Network Interface
Controller NICOLAS
Network Information Center On - line Aid System
NICS Noetherian
Inderection with Cover Sets
NID Next ID NID New Interactive
Display NIF Network Interface
Facility NII National Information
Infrastructure NIM Number of Instance
Methods NIM Network Installation
Management NIPS Network I/O Per
Second NIR Network Information
Retrieval
NIS Network Information
Service NISC Network Information
System Center N-ISDN National ISDN N-ISDN Narrowband ISDN NISO National Information
Standard Organization
NISP Networked
Information Services Project
NIST National Institute for
Service and Technology
NIST National Institute of
Standards and Technology
NIT Next Interruption
Time NITC National Information
Technology Center NIU Network Interface
Unit NJE Network Job Entry
NL New Line NLC Number of Loop
Constructs NLDB Natural Language for
Databases NLE Not Less or Equal NLI Natural Language
Interface NLIC Near - Lossless
Image Coding NLM NetWare Loadable
Module NLOC Non - commentary
Line Of Code NLP Natural Language
Processing NLQ Near Letter Quality NLR Natural Language
Recognition NLS Native Language
Support NLSFUNC
National Language Support Function
NLSP Network Layer
Security Protocol NLU Natural Language
Understanding NLV National Language
Version NM Network Management NMA Number of Methods
Added NMC Network Management
Center NMF Network Management
Forum NMI Nonmaskable
Intercept NMI Nonmaskable
Interrupt NMM NetWare
Management Map NMOS N - channel Metal
Oxide Semiconductor NMP Network Management
Protocol NMS Network Management
S t
System NMSO Navy Maintenance
Support Office NN Neural Network NN Network Node NNC Neural - Network
Controller NNC Nearest - Neighbor
Classifier NNDS Neural Network
Dynamical System NNF Non Normal Form NNI Network Node
Interface NNI Network to Network
Interface NNM Network Node
Manager NNM Neural Network
Module NNMLP Nearest - Neighbor
Multilayer Perceptron NNOS Naming Networked
Object Service
NNT Nippon Telegraph
and Telephone NNTP Network News
Transport Protocol NNW Novell NetWare NOC Network Operations
Center NOCC Network Operations
Control Center NOD Networked Object
Debugger NOR Notice Of Revision NOS Network Operating
System NP Nondeterminater
Polynomial algorithms NP Network Performance NPA Numbering PLAN
Area NPA Network Printer
Alliance NPC Network Parameter
Control
NPI Network Printer Interface
NPL New Programming
Language NPL Non - Procedural
Language NPM Number of Pending
Nodes NPM Network Print
Manager NPN Negative - Positive -
Negative NPPL Non Procedural
Programming Language
NPS Novell Productivity
Specialist NPSF Neighborhood Pattern
Sensitive Fault NPTN National Public
Telecommuting Network
NPU Natural Processing
Unit NPX Numeric Processor
Extension
NQS Network Queuing System
NRA Network Requirement
Analysis NRAS No Receive After
Send NRC No Return Character NREN National Research
and Education Network
NRIC Network Reliability
and Interoperability Council
NRM Normal Response
Mode NRS Novell Replication
Services NRZ Non Return Zero NRZ Non Return to Zero NRZL Non Return to Zero
Level NS Network Size NS Nano Second
NS Netscape NS Non Stop NS Network Supervisor NS Network Service NSA POLY
National Security Agency Polygraph
NSAP Network Services
Access Point NSAPI Netscape Server
Application Program Interface
NSC National Support
Center NSCSI Narrow SCSI NSERC National Sciences
and Engineering Research Council
NSF National Science
Foundation NSFNET National Science
Foundation Network NSI NASA Science
Internet
NSM Netscape Server Manager
NSP Native Signal
Processing NSP Network Service
Provider NSP Number Sequence
Protocol NSSC NASA Standard
Spacecraft Computer NSTC National Science and
Technology Council NSTL National Software
Testing Labs NT Network Termination NT New Technologies NT-1 Network Terminator
type 1 NTAS NT Advanced Server NTF No Trouble Found NTFS New Technology File
System NTFS NT File System
NTM Nonuniform Troffic
Model NTN Neural Tree Network NTP Network Time
Protocol NTRAS NT Remote Access
Services NTSA NetWare Telephony
Services Architecture NTSC National Television
Standards Committee NTT Next Transaction
Time NTU Network Termination
Unit NUI Network User
Identification NUI Network User
Interface NUMA Non Uniform Memory
Access NUMA Non Uniform Memory
Architecture NVM Non - Volatile
M
Memory NVOD Near - Video On
Demand NVP Nominal Velocity of
Propagation NVP N Version
Programming NVP Name Value Pair NVRAM Non - Volatile
Random Access Memory
NVS Network Video
Systems NVT Network Virtual
Terminal NWS NetWare Web Server NYU New York University
O O/R Originator / Recipient OADW Oracle Application
Data Warehouse OAG Open Application
Group OAI Open Application
Interface OAL Object Assembly
Language OAM Object Access Model OAM Operations
Administration and Maintenance
OAM & P
OAM and Provisioning
OARE Output Appearance
Reliability Estimation OAS Oracle Application
Server OAS One - to - All Scatter
OASIS Open Access Same -
time Information System
OB Object Based OBA Object Behavior
Analysis OBD Optimal Brain
Damage OBD On Board Diagnostics OBDM Object Based Data
Models OBE Office By Example OBEX Object Exchange OBI Open Buying on the
Internet OBJ Object OBP Object Based
Programming OBS Organization
Breakdown Structure OBS Optimal Brain
Surgeon
OC Optical Carrier OC3 Optical Carrier 3 OCE Open Collaborative
Environment OCF Objects Components
Framework OCF Operator Control
Language OCH One Copy Heuristic OCIS Organization
Communication and Information Systems
OCL Other Current
Liabilities OCLC Online Computer
Library Center OCM Object
Communication Model
OCM Object Control Matrix OC-N Optical Carrier level N OCR Optical Character
Recognition
OCR Object Class Requirement
OCS On -Card Sequencer OCSA Oracle Client Server
Area OCSM Oracle Client
Software Manager OCT Optimal Context
Three OCX Object Linking and
Embedding Control OD Optical Disk OD Origin - Destination ODA Office Document
Architecture ODA Open Document
Architecture ODAPI Open Database API ODB Optimal Barain
Damage ODBC Open Database
Concept ODBC Open Database
Connectivity
ODBC Object - oriented
Database Connectivity
ODBMG Object Database
Management Group ODBMS Object Database
Management System ODC Orthogonal Defect
Classification ODC Object Detection and
Classification ODD Object Database
Designer ODE Ordinary Differential
Equation ODI Open Datalink
Interface ODIF Open Document
Interchange Format ODL Object Definition
Language ODM Object Data Manager ODMA Open Document
Management API
ODMSSM
Oracle Data Most Suite Sale and Marketing
ODNC Object Digital Nautical
Chart ODP Open Distributed
Processing ODP IDL ODP - Interface
Definition Language ODPR Over Drive Processor
Replacement ODS Open Data Services ODSI Open Directory
Service Interface ODT On - line Debugging
Tool OEC Oracle Education
Center OEM Oracle Enterprise
Manager OEM Original Equipment
Manufacturer OEP Operand Execution
Pipeline OF Overflow Flag
OFB Output Feed Back OFC Open Financial
Connectivity OFDM Orthogonal
Frequency Division Multiplexing
OFML Open Forms Markup
Language OFS Output Field
Separator OFS Object File System OFX Open Financial
Exchange OH Overhead OH Off Hook OHF Object Header File OI Owner Information OID Object Identification OIDL Object Interface
Definition Language OIS Office Information
System
OIW OSE Implementers
Workshop OL Object Language OL Ordered List OLAP On - Line Analytical
Processing OLAP On - Line Application
Processing OLCP On - Line Complex
Processing OLD Optical Line
Distributor OLE Object Linking and
Embedding OLEDB Object Linking and
Embedding Database OLF Off - Line Function OLGA On - Line Guitar
Archive OLI Optical Line Interface OLMC Output Logic
Macrocell
OLSP On - Line Service Provider
OLT Optical Line
Terminator OLTP On Line Transaction
Processing OLWM Open Look Window
Manager OM Object Manager OM Oral Message OMA Object Management
Architecture OMAP Operations and
Maintenance Applications Part
OMB Optical Module Box OMC Object Modeling Card OMC Object Method for
Case OMD Optimal Multiuser
Detector OME Open Messaging
Environment OMF Object Module
F t
Format OMF Open Media
Framework OMG Object Management
Group OMGIDL OMG Interface
Definition Language OMI Open Messaging
Interface OML Open Modeling
Language OML Object Manipulation
Language OMR Optical Mark
Recognition OMR Optical Mark Reader OMRB Object Modeling
Resource Base OMT Object Modeling
Techniques ONC Open Network
Computing ONDS Open Network
Distribution Services
ONE Open Network Environment
ONM Oracle Network
Manager ONMS Open Network
Management System ONU Optical Network Unit OO Object Oriented OOA Object Oriented
Analysis OOA Object Oriented
Application OOA Object Oriented
Architecture OOAD Object Oriented
Analysis and Design OOAD Object Oriented
Application Development
OOB Out Of Band OOCE Object Oriented
Customer Education OOD Object Oriented
Design
OOD Object Oriented Development
OODB Object Oriented
Databases OODBMS
Object Oriented DBMS
OODCE Object Oriented
Distributed Computing Environment
OODD Object Oriented
Design Document OODMS Object Oriented
Document Management System
OOEP Object Oriented Effort
Points OOF Out Of Frame OOFS Object Oriented File
System OOI Object Oriented
Interface OOIE Object Oriented
Information Engineering
OOL Object Oriented
L
Language OOL Object Oriented LISP OOM Object Oriented
Model OOM Object Oriented
Metrics OOM Object Oriented
Manager OOMDB Object Oriented
Multimedia Database OONB Object Oriented Net
Base OONMD Object Oriented
Network Management Development
OOO Observer and
Observable Object OOOS Object Oriented
Operating System OOP Object Oriented
Programming OOPL Object Oriented
Programming Languages
OOPS Object Oriented
Programming and
OORP Object Oriented
Rapid Prototyping OORSS Object Oriented Role
Analysis System and Structuring
OOS Off - line Operating
Simulator OOS Object Oriented
Software OOS Object Oriented
Structure OOS Object Oriented
Scheme OOSA Object Oriented
System Analysis OOSC Object Oriented
Software Composition OOSD Object Oriented
Structured Design OOSE Object Oriented
Software Engineering OOSM Object Orientation for
Software Maintenance
OOT Object Oriented
T ti
Testing OOT Object Oriented Tools OOT Object Oriented
Technology OOUI Object Oriented User
Interface OOW Object Oriented
Workstation OP Object Program OPAC On - line Public
Access Catalogue OPAM Optical Parallel
Architectures Model OPM Operations Per
Minute OPNET Optimized Network
Engineering Tools OPROM Optical
Programmable ROM OPS Oracle Parallel Server OPS Open Profiling
Standard OPSEC Open Platform for
Secure Enterprise
OPT Open Protocol
Technology OPUS Octal Program
Updating System OQL Object Query
Language ORA Optimal Routing
Algorithms ORB Object Request
Broker ORB - MM
Orthogonal Recursive Bisection Modern of Medians
ORC Object Recognition
and Classification ORCCN Output - space RCCN ORDB Object Relational
Database ORDVAC
Ordonance Variable Automatic Computer
ORI Online Retrieval
Interface OROM Optical Read Only
Memory
ORP Optimal Routing
Problem ORS Output Record
Separator OS Open System OS Operating System OS/1 Operating System 1 OS/2 Operating System 2 OS/E Operating System /
Environment OSA Open System
Architecture OSA Open Solution
Architecture OSA Object - oriented
System Analysis OSA Open Scripting
Architecture OSD OEN Software
Description OSD Operating System
Dependent
OSD Office of the Secretary of Defence
OSD PSA
Office of the Secretary of Defence, Principal Staff Assistant
OSE Output Sensitivity
Equation OSF Open Software
Foundation OSI Open System
Interconnection OSIRM Open System
Interconnection Reference Model
OSL Optical System
Language OSL Object Server
Language OSM Object Server Maker OSM Off - Screen Model OSP Optical Storage
Processor OSP On - Screen
Programming
OSP Oscilloscope Signal Processor
OSPF Open Shortest Path
First OSQL Object Structured
Query Language OSR Off Specification
Report OSR2 OEM Service Release
2 OSS Object Serialization
Specification OT Object Technology OTA Operation - Triggered
Architecture OTA Operational
Transconductance Amplifier
OTF Object Testing
Framework OTF Open Token
Foundation OTM Object Type
Management OTNC Optimal Tracking
Neuro - Controller
OTOH On The Other Hand OTP Object Team Product OTP One - Time
Programmable OTS Off The Shelf OTS Object Transaction
Service OTS Object Testing
Software OURS Open Users
Recommended Solutions
OUTS Output String OVAL Object - based Virtual
Application Language OVPE Object Vector Product
Format OWH One Way Hash OWL Object Windows
Library OWL Open Windows
Library
OXIDs Object Exporter Identifiers
P P Positive P&IP Piping and
Instrumentation Diagram
P&P Plug and Play P/FR Problem / Failure
Report P/T Part Time PA Perturbation Analysis PAB Personal Address
Book PABX Private Automatic
Branch Exchange PAC Presentation
Abstraction Control PACE Priority Access
Control Enabled PACIS Pacific Asia
Conference on Information Systems
PACS Picture Archiving and
Communication System
PACS-L Public Access
Computer Systems List
PAD Packet Assembler
Dissembler PADS Pen Application
Development System PAF Page Address Field PAF Prearbitrated
Function PAIH Public - Access
Internet Host PAIS Public - Access
Internet Site PAL Programming
Assembly Language PAL Phase Alternation
Line PAL Performing Arts
Laboratory PAL Programmable Array
Logic
PAL Paradox Application
Language PAL Process Asset Library PALC Plasma - Addressed
Liquid Crystal PALS Principles of the
Alphabet Literacy System
PAM Pulse Amplitude
Modulation PAN Personal Area
Network PAP Printer Access
Protocol PAP Password
Authentication Protocol
PAP Packet - level
Procedure PAR Personal Animation
Recorder PAR Positive
Acknowledgement with Retransmission
PARC Polo Alto Research
Center
PA-RISC Precision Architecture
- RISC PAS Publicly Available
Specification PAT Point Attribute Table PAT Polygon Attribute
Table PAT Project Assurance
Team PAT Pattern PAT Patch PATN Promotional Port
Access Telephone Number
PAX Portable Archive
Exchange PB Power Builder PBE Prompt By Example PBG Problem Behavior
Grapple PBGA Plastic Ball Grid Array PBS Product Breakdown
St t
Structure PBT Phong Bui Tuong PBX Private Branch
Exchange PC Personal Computer PC Printed Circuit PCA Physical
Configuration Audit PCA Principal Component
Analysis PCACIAS
Personal Computer Automated Calibration Interval Analysis System
PCB Printed Circuit Board PCB Program Control
Block PCBC Plain Cipher Block
Chaining PCBC Propagating Cipher
Block Chaining PCD Photo Compact Disk PCD Project Constraints
Document
PC-DOS Personal Computer
Disk Operating System
PCEB PCI to EISA Bridge PCI Program Controlled
Interrupt PCI Peripheral
Component Interconnect
PCIC PC-card Interrupt
Controller PCL Printer Control
Language PCM Pulse Code
Modulation PCM Personal Computer
Manufacturer PCM Printer Cartridge
Metric PCMA Paired Carrier
Multiple Access PCMB Personal Computer
Module Box PCMC PCI, Cache, Memory
Controller
PCMCIA Personal Computer
Memory Card International Association
PCN Personal Computer
Network PCNFS Personal Computer
Network File System PCO Point of Control and
Observation PCO Pre - Computed
Order PCR Peak Cell Rate PCS Print Contrast Signal PCS Personal
Communications Services
PCS Project Control
System PCS Patchable Control
Store PCS Personal
Conferencing Specification
PCS Planning Control
Sh t
Sheet PCS Program Counter
Store PCS Process Control
Systems PCSA Personal Computing
System Architecture PCT Private
Communication Technology
PCT Process Creation
Table PCT Program
Comprehension Tool PCT Picture PCWG Personal
Conferencing Working Group
PCX Picture Exchange PD Packetization Delay PD Problem Domain PD Public Domain PD Phase-change Dual
PDA Push Down Automate PDA Personal Digital
Assistant PDBS Parallel Database
System PDC Peripheral Direction
Contributive PDC Primary Domain
Controller PDCA Plan Do Check and
Act PDD Physical Data Design PDD Portable Digital
Document PDD Physical Device
Driver PDE Partial Differential
Equation PDES Product Data
Exchange Specification
PDF Portable Document
Format PDF Package Definition
Fil
File PDF Processor Defined
Function PDF Portable Document
File PDF Program
Development Facility PDG Program Dependence
Graph PDH Plesivchronous Digital
Hierarchy PDI Process Data
Interface PDIAL Public Dial - up
Internet Access List PDL Program Description
Language PDL Page Description
Language PDL Program Design
Language PDM Precedence
Diagramming Method PDM Pulse Duration
Modulation
PDM Product Data Management
PDN Public Data Network PDO Portable Distributed
Objects PDOD Prototype
Demonstrative Objective Document
PDP Parallel Data
Processing PDP Plasma Display Panel PDP Programmable Data
Processor PDPC Process Decision
Program Chart PDR Pagine Descriptor
Register PDS Portable Document
Software PDS Processor Direct Slot PDS Packet Driver
Specification PDS Planetary Data
System
PDS Partitioned Data Set PDSC Post Script Document
Structuring Convention
PDSS Post Development
and Software Support PDT Performance
Diagnostic Tool PDT Programmable Drive
Table PDU Plug Distribution Unit PDU Protocol Data Unit PDX Paradox PDX Printer Description
Extension PE Processing Elements PE Persistency of
Excitation PE Parity Even PE Protect Enable PEA Pocket Ethernet
Adapter
PEC Physical Environment Classification
PEEL Programmable
Electrically Erasable Logic
PEEM Privacy Enhanced
Electronic Mail PEF Push Extended Flags PEL Picture Element PEM Private Enhanced
Mail PEN SDK
Pen Computing Software Development Kit
PEP Packet Exchange
Protocol PER Packet Error Rate PERC Practical Engineering
Research Concepts PERL Practical Extraction
and Report Language PERT Program Evaluation
and Review Technique
PES Physical Environment
S ifi ti
Specification PES Positioning Error
Signal PES Processor
Enhancement Socket PET Pure Execution Time PET Print Enhancement
Technology PF Parity Flag PFB Printer Font Binary PFD Product Flow
Diagram PFE Programmer's File
Editor PFM Printer Font Metrics PFR Power - Fail Restart PFT Processor Fault
Tolerance PFX Personal Effects
Exchange PG Projects Group PGA Professional Graphics
Ad t
Adapter PGA Pin Grid Array PGA Programmable Gate
Array PGC Program Group
Control PGDN Page Down PGL Professional Graphics
Language PGML Precision Graphics
Markup Language PGO Parameterized
Geometric Object PGP Pretty Good Privacy PGP Program Parameter PGUP Page Up PHF Project History File PHIGS Programmer's
Hierarchical Interactive Graphics Standard
PhM Phenomenon
Modeling
PHO Phone list PHRM Project Human
Resource Management
PHS Personal Handphone
System PHY Physical PI Parameter Identifier PI Process Interaction PI Program Interruption PIA Peripheral Interface
Adapter PIA Programmable
Interface Adapter PIC Programmable
Interrupt Controller PIC Program Interrupt
Controller PIC Priority Interrupt
Controller PIC Personal Information
Carrier
PIC Personal Intelligent Communicator
PIC Platform for Internet
Content PICA Platform Independent
Cryptography API PICS Platform for Internet
Content Selection PID Proportional - Integral
- Derivative PID Process Identification
number PID Product Identifier PID Project Initiation
Document PIER Procedures for
Internet / Enterprise Renumbering
PIF Picture Interchange
Format PIF Program Information
File PII Program Integrated
Information PILOT Programmed Inquiry,
Learning Or Teaching
PIM Primary Interface
Module PIM Protocol -
Independent Multicast PIM Personal Information
Manager PIN Personal Identification
Number PIN Positive Intrinsic
Negative PIN Parcel Identification
Number PINE Program for Internet
News and E-mail PING Packet Internet Group PIO Parallel Input / Output PIO Programmed Input /
Output PIO Processor Input /
Output PIP Picture In Picture PIP Problem Isolation
Procedure
PIP Programmable Interconnect Point
PIP Process Improvement
Proposal PIPLT Partition Into Path of
Length Two PIPO Parallel In, Parallel
Out PIPS Permit Information
Processing System PIR Protocol Independent
Routing PIR Packet Insertion Rate PIT Programmable
Interval Timer PIU Path Information Unit PIXEL Picture Element PJ/NF Projection - Join
Normal Form PKCS Public Key
Cryptography Standard
PKI Public Key
Infrastructure
PL Physical Layer PL Pad Length PL Pearl Language PL/1 Programming
Language One PL/M Programming
Language for Microcomputers
PLA Programmable Logic
Array PLAN Population - based
Learning for ANN PLATO Programmed Logic
for Automatic Teaching Operations
PLC Programmable Logic
Controller PLC Project Life Cycle PLCC Plastic Leadless Chip
Carrier PLCP Physical Layer
Convergence Protocol
PLC's Programmable Logic
Controllers
PLD Process Life
Descriptor PLD Programmable Logic
Device PLDS Pilot Land Data
System PLE Programmable Logic
Element PLL Phase Locked Loop PLL Prelinked Library PLN Probabilistic Logic
Neuron PLR Packet Loss Rate PLS Primary Link Station PLS/PS Physical Signaling PLT Processing Logic
Trees PLV Production Level
Video PM Process Manager PM Preventative
Maintenance
PM Project Management PM Performance
Monitoring PM Physical Medium PM Presentation Manager PM Program Manager PMA Physical Medium
Attachment P-MAIL Paper Mail PMBOK Project Management
Body Of Knowledge PMC Project Management
Context PMD Physical Medium
Dependent PMD Packet Mode Data PMI/SC Project Management
Institute / Standard Committee
PMMU Paged Memory
Management Unit PMOS P - channel Metal
O id S i d t
Oxide Semiconductor PMP Project Management
Professional PMR Problem Management
Report PMS Policy Management
System PMS Pantene Matching
System PMT Process Model Types PN Pery Net PN Processing Node PNA Programmable
Network Access PNAL Petri - Net Analysis
Library PNG Portable Network
Graphic PNN Probabilistic Neural
Networks PNNI Private Network Node
Interface PnP Plug and Play
PNPM Petri Nets Performance Models
PNV Petri - Net Validator PO Parity Odd POC Point of Contact POD Plain Old DOS PODA Priority Oriented
Demand Assignment POE Power Open
Environment POH Power - On Hours POH Path Overhead POI Path Overhead
Identifier POL Procedure - Oriented
Language PON Passive Optical
Network POP Post Office Protocol PoP Point of Presence POP3 Post Office Protocol 3
POPA POP All Registers POPF POP Flags POR Power - On - Reset POS Positive POS Point Of Sale POS Programmable Option
Select POs Purchase Orders POSE Picture - Oriented
Software Engineering POSIT Profiles for Open
Systems Internetworking Technology
POSIX Portable Operating
Systems Interface for Unix
POSO Persistent Object
Store Organization POST Power On Self Test POSTNET
Postal Numeric Encoding Technique
POTS Plain Old Telephone Service
POU Protocol Data Unit POWER Performance
Optimization With Enhanced RISC
PP Prototype Pathway PP Project Processes PP Parallel Port PPA Pixel Processing
Accelerator PPA Partial Product Array PPCP Power PC Platform PPD Postscript Printer
Description PPDS Personal Printer Data
Stream PPE Project Plan
Execution PPE Prototyping and
Programming Environments
PPEL Process - level
P E ti
Program Execution Long
PPGA Plastic Pin Grid Array PPI Pixels Per Inch PPI Precise Pixel
Interpolation PPI Programmable
Peripheral Interface PPL Parallel Processing
Letters PPL Projection Pursuit
Learning PPLN Projection Pursuit
Learning Network PPM Pages Per Minute PPN Policy Powered
Network PPNI Private Network Node
Interface PPP Point - to - Point
Protocol PPPRNS Point to Point Remote
Node Services PPR Projection Pursuit
R i
Regression PPRT Per Process Region
Table PPS Physical Process
Specification PPS Peripheral Power
Supply PPS Power Personal
Systems PPS Packets Per Second PPTP Point to Point
Tunneling Protocol PQ Pin Quik PQC Participator Quality
Control PQC Poor-Quality Cost PQFP Plastic Quad Flat
Pack PQI Print Queue
Information PQM Project Quality
Management Pr Priority bit
PRA Parallel Recognition Algorithm
PRACSA Public Remote
Access Computer Standards Association
PRAM Parallel Random
Access Machine PRD Printer Driver PREMO Presentation
Environment of Multimedia Objects
PReP Power PC Reference
Platform PRF Pulse Repetition
Frequency PRF Preferences PRG Program PRH Probability of begin
sent to Right Handler PRI Primary - Rate
Interface PRINTF Print with Formatting PRISM Photo - Refractive
Information Storage
Material PRIT Project Risk
Information Template PRJ Project PRM Protocol Reference
Model PRM Project Risk
Management PrM Process Modeling PRMD Private Management
Domain PRML Partial Response
Maximum Likelihood PRN Printer PRO Profile PROBE Proxy - Based
Estimating PROFS Professional Office
System PROLOG
Programming Logic
PROM Programmable Read
Only Memory
PROTest Program Test
Environment PrtScr Print Screen PS Proportional Spacing PS Process Specification PS Postscript PS/2 Personal System Two PSA Parallel Signature
Analysis PSAPI Presentation Space
Application Programming Interface
PSC Personal Super
Computer PSC Print Server
Command PSC Product Service
Center PSC Problem Solving
Context PSCM Problem Spare
Computational Model
PSDN Packet - Switched
Data Network PSDS Packet - Switched
Data Service PSE Page Size Extension PSEE Process - centred
Software Engineering Environment
PSF Permanent Swap File PSID Postscript Image Data PSK Phase - Shift Keying PSL/PSA
Problem Statement Language / Problem Statement Analyzer
PSM Problem Space - level
Model PSM Printing Systems
Manager PSN Packet Switch Node PSN Packet Switching
Network PSP Personal Software
Process
PSP Personal Software
Products PSP Program Segment
Prefix PSPDN Public Switch Packet
Data Network P-SRAM Pseudo - Static
Random Access Memory
PSRG Privacy and Security
Research Group PSRT Postscript Round
Table PSTN Public Switched
Telephone Network PSU Power Supply Unit PSW Processor Status
Word PSW Program Status Word PT Payload Type PT Page Table PTD Parallel Transfer Disk
Drive
PTE Path - Terminating Equipment
PTF Problem Trouble Fix PTI Payload Type
Identifier PTM Project Time
Management PTT Postal, Telegraph &
Telephone PU Physical Unit PUB Publication PUN Physical Unit Number PUNI Public User Network
Interface PUP PARC Universal
Packet PUS Processor Upgrade
Socket PUSHA Push All PUSHF Push Flags PV Parameter Value PVC Permanent Virtual
C i ti
Communication PVC Permanent Virtual
Circuit PVM Parallel Virtual
Machine PVMD Parallel Virtual
Machine Daemon PVP Parallel Vector
Processing PVS Parallel Visualization
Server PWAs Printed Writing
Assemblies PWB Printed Wire Board PWB Programmer's
Workbench PWD Present Working
Directory PWD Piece - Wise
Determinate PWL Piece - Wise Linear PWM Pulse Width
Modulation PWSCS Programmable
W k t ti
Workstation Communication Services
PWT Page Write Through PX Primary Index
Q QA Quality Assurance QA Queued Arbitrated QAD Quick And Dirty QAF Queued Arbitrated
Function QAM Quadrature Amplitude
Modulation QARCC Quality Attribute Risk
and Conflict Consultant
QBE Query By Example QBF Query By Form QBIC Query By Image
Content QBL Query Based
Learning QBP Quick
Backpropagation Algorithm
QC Quality Control QCC Quality Control
Circles QCS Quality Capacity
System QCU Qualification Control
Unit QD Querty / Dvorak QD Queuing Delay QDA Quality Data Analysis QDI Quicken Dictionary QDOS Quick and Dirty
Operating System QDV Quality Destroys
Value QE Quality Evaluation QEMM Quaterdeck
Expanded Memory Manager
QFA Quick File Access QFD Quality Function
Deployment
QFE Quick - Fix Engineering
QFP Quad Flat Pack QI Quality Improvement QIC Quater Inch Cartridge QIC Quality Information
using Cycle time QIF Quicken Interchange
Format QIF Quicken Import File QIMA Quality Improvement
Methods Analysis QIP Quality Improvement
Paradigm QISAM Queued Indexed
Sequential Access Method
QL Query Language QML Quicken Memorized
List QN Queuing Network QOS Quality of Service
QOSC Quality of Service Classes
QP Quality Planning QP Qudratic
Programming QPG Quantum Phase Gate QPL Quality Process
Language QPSK Quadrature Phase
Shift Keying QR Qualitative Reasoning QTC QuickTime
Conferencing QV Quality Verification QWL Object Windows
Library
R R&D Research and
Development R/W Read / Write RAA Random Access
Algorithms RAD Rapid Application
Development RADIUS Remote
Authentication Dial-In User Service
RADSL Rate Adaptive Digital
Subscription Line RAIC Redundant Array of
Inexpensive Computers
RAID Redundant Array of
Inexpensive Disk RAM Random Access
Memory RAM Risk Assessment and
Management
RAM Responsibility Assignment Matrix
RAMDAC
Random Access Memory Digital-to-analog Converter
RAMM Risk Analysis
Management and Methodology
RAMP Risk Assessment and
Management Program
RAND Random RAP Rapid Application
Prototyping RARP Reverse Address
Resolution Protocol RARP Raster Address
Resolution Protocol RAS Raw Address Strob RAS Remote Access
Server RAS Remote Access
Service RB Recovery Block RBCN Rule - Based
C ti i t
Connectionist Network
RBF Roadval Basis
Function RBFN Radial Basis Function
Network RBR Rule - Based
Reasoning RCA Root Cause Analysis RCCN Radial - basis
Competitive and Cooperative Network
RCE Reduced Coulomb
Energy RCL Rotate Left through
Carry RCR Rotate Right through
Carry RCS Revision Control
System RCU Readout Control Unit RD Read Direct RDA Relation Data
Analysis
RDA Random Data Access RDA Remote Database
Access R-DAT Rotary Digital Audio
Tapes RDBMS Relational Data Base
Management System RDC Remote Data
Concentration RDD Replicable Database
Drivers RDD Responsibility Driven
Design RDF Resource Description
Framework RDF Rate Decuase Factor RDI Remote Defect
Indication RDIS Reteaua de Date a
Invatamantului Superior
RDM Relational Data Model RDML Relational Data
Manipulation Language
RDN Relative
Distinguished Name RDO Remote Data Objects RDS Read Data Stepper RDS Random Data
Stereograme RDT Rate Distortion
Theory RDU Renaming Duration REC Remote Exception
Class RED Rapid Evolutionary
Development REG Register REGEDIT
Registry Editor
REIL Rank - Expansion
with Instant Learning RELUR Relative Uniform
Resource Identifiers REM Remark REM Remote
REPROM
Reprogrammable Read Only Memory
REQ Request RET Return REX Remote Executive REXX Restrictioned
Extended Executor RFALCON
Reinforcement Fuzzy Adaptive Learning Control Network
RFC Requests For
Comment RFD Resource Flow
Diagram RFD Request For
Discussion RFDC Radio Frequency
Identification RFI Ratio Frequencing
Interface RFNM Ready Nor Next
Message RFP Request for Proposal
RFQ Request For
Quotation RFS Remote File System RFS Remote File Sharing RFTDCA Revisable - Form Text
DCA RGB Red - Green - Blue RH Response Header RH Request Header RHHP Right Hand Half
Plane RHS Right Hand Side RIF Routing Information
Field RIFF Raster Image File
Format RIMS Risk and Insurance
Management Society RIMS Road Information
Management System RIP Raster Image
Processor
RIP Routing Information
Protocol RIP Remote Imaging
Protocol RISC Reduced Instruction
Set Computer RIT Robust Image
Transmission RIT Risk Information
Template RITTY Radio Tele Type RJE Remote Job Entry RJP Remote Job
Processing RL Remote Login RLA Remote Link Adapter RLCI Reusability and Life
Cycle Issue RLE Run - Length
Encoding RLG Right Linear
Grammar
RLIN Research Libraries Information Network
RLL Run - Length Limited RLM Run Length Memory RLN Remote LAN Node RLSA Recursive Least
Squares Algorithm RLSA Run Length
Smoothing Algorithm RLSD Received Line Signal
Detect RM Role Mapping RM Resource
Management RM Reference Model RMG Recording Media
Group RMI Remote Method
Invocations RMICL Remote Method
Invocation Class Loader
RMM Real - Mode Mapped
RM-ODP Reference Model for
Open Distributed Processing
RMON Remote Monitoring RMS Remote Mailbox
System RMS Root Mean Square RMS Removable Media
Support RMW Read, Modify, Write RNC Reteaua Nationala de
Calculatoare RNG Random Number
Generator RNN Reduced Nearest -
Neighbor RNR Receive Not Ready ROC Remote Object Class ROCOF Rate of Occurrence of
Failures ROFL Rolling On the Floor,
Laughing
ROI Return On Investment ROI Region Of Influence ROL Rotate Left ROL Request On Line ROLAP Relational On Line
Analytical Processing ROM Read Only Memory ROM BIOS
Read Only Memory Basic Input / Output System
ROOM Real - time Object
Oriented Modeling ROPE Reusability - Oriented
Parallel -programming Environment
ROR Rotate Right ROS Read Only Storage ROSE Remote Operation
Service Element ROT Read - Only Terminal RP Running Priority
RPB Reverse Path Broadcasting
RPC Remote Procedure
Call RPCL Remote Procedure
Call Language RPF Reverse Path
Forwarding RPG Report Program
Generator RPM Red hat Package
Manager RPM Reverse Path
Multicasting RPN Reverse Polish
Notation RPN Risk Priority Number RPS Rapid Prototyping
System RPT Relationship
Participant Types RQ Ready Queue RQ Risk Quantification RR Round - Robin
RRAS Routing and Remote
Access Service RRC Risk Response
Control RRD Risk Response
Development RRK Registration Roller
Knob RRSP Resource
Reservation Setup Protocol
RS Reduced instruction
Set RS Recommended
Standard RS-232 Revised Standard
232 RS-232 Recommended
Standard 232 RSA Rrivest - Shamin -
Adleman RSAC Recessional Software
Advisory Council RSD Resource Sharing
Delay
RSD Raster Scan Display RSDFM Required System
Data Flow Model RSEB Reuse - driven
Software Engineering Business
RSL Requirement
Specification Language
RSLDM Required System
Logical Data Model RSM Requirements
Specification Module RSN Real Soon Now RST Reliable Software
Technologies RSVP Resource
Reservation Setup Protocol
RSX Read - time System
Executive RSX Realistic Sound
Experience RT Run Time RT Real Time
RTA Response Time
Agreement RTC Real Time Clock RTDG Round Trip Gestalt
Design RTF Rich Text Format RTFM Read The Friendly
Manual RTFM Read The Flaming
Manual RTGD Round Tip Gestate
Design RTL Resistor Transistor
Logic RTL Real Time Language RTL Run Time Library RTL Register Transfer
Level RTL Right - To - Left RTM Read The Manual RTM Runtime Manager
RTM Response Time Monitor
RTMP Routing Table
Maintenance Protocol RTN Recursive Transition
Network RTNS Romanian Telecom
Network Service RTOS Real - Time Operating
System RTP Real Time Protocol RTP/C Real Time Producer /
Consumer RTRL Real - Time Recurrent
Learning RTS Residual Time Stamp RTS Request To Send RTS Remote Takeover
System RTS/E Resource - sharing
Timesharing System / Extended
RTSE Reliable Transfer
Service Element
RTSP Real - Time Streaming Protocol
RTT Round Trip Time RTTI Runtime Type
Information RTTY Radio Teletypewriter RTV Real - Time Video RTVM RCCN Training and
Verification Module RTX Run Time Extension RU Request Unit RU Response Unit RUIP Remote User
Information Program RVA Relative Virtual
Address RVFL Random Vector
version of Functional Link
RVI Reverse Interrupt RWM Read Write Memory RZ Return to Zero
RZ Return Zero
S S/MIME Secure Multipurpose
Internet Mail Extension
S/N Signal to Noise Ratio S/WAN Secure Wide Area
Network S2MP Scalable Symmetric
Multiprocessing SA Synchronous
Allocation SA Source Address SA Structured Analysis SA/SD Structured Analysis /
Structured Design SAA System Application
Architecture SAAL Signaling ATM
Adoption Layer SAB Segment Accessed
Bit
SADT Structured Analysis
and Design Technique
SAE Society of Automotive
Engineers SAF Sequential Access
File SAFB Store And Forward
Buffer SAFE Security And
Freedom through Encryption
SAG SQL Access Group SAINT Symbolic Automatic
Integrator SAL Shift Automatic Left SAM System
Administration Manager
SAN Stochastic Activity
Networks SAN Storage Area Network SAN System Area Network SANE Standard Apple
N i E i t
Numeric Environment SAP Service Access Point SAP Service Advertising
Protocol SAP Simple Augmentation
Plan SAPD System Analysis and
Program Development
SAPI Speech Application
Programming Interface
SAPI Service Access Point
Identifier SAR Shift Automatic Right SAR Segmentation And
Reassembly SARC Symantec Antivirus
Research Center SAR-PDU
Segmentation and Reassembly Protocol Data Unit
SARQ Selective Automatic
Repeat Request SAS Statement of Auditing
St d d
Standard SAS Statistical Analysis
System SASI Shugart Associates
Standard Interface SATAN Security
Administrators Tool for Analyzing Networks
SATC Software Assurance
Technology Center SBC Single Board
Computer SBI Small Basic
Interpreter SBR Steel Belted Radius SBR Server Based
Replication SBRM Semantic Binary
Relationship Model SCC Spearman' s
Correlation Coefficient
SCC Source Code Control SCCP Signaling Connection
C t l P t
Control Part SCCS Source Configuration
Control System SCERA Software Cost
Estimation and Risk Assessment
SCI Scalable Coherent
Interconnections SCL System Control
Language SCN Specification Change
Notice SCO Simple Currency
Object SCO Santa Cruz Operation SCORE Symptoms Causes
Outcomes Resources and Effects
SCP System Control
Package SCPC Single Channel Per
Carrier SCR Sustainable Cell Rate SCR Silicon - Controlled
Rectifier
SCS Schema Construction
System SCS Simple Classifier
System SCSI Small Computer
System Interface SCTC Secure Computing
Technology Corporation
SCV Singapore Cable
Vision SDA Storage Data
Acceleration SDAI Standard Data
Access Interface SDC Sequential Data
Compression SDCN SNR Dependent
Cepstrum Normalization
SDD Software Description
Database SDD Software Design
Description SDE Spatial Database
Engine
SDF Smallest Degree First SDF Space Delimited
Format SDF Space Delimited File SDG System Dependence
Graph SDH Synchronous Digital
Hierarchy SDI Single Document
Interface SDIF SGML Document
Interchange Format SDIS Simmer Database
Interchange Specification
SDK Software Developer's
Kit SDL Software Description
Language SDLC Synchronous Data
Link Control SDLM Software Distributed
Lock Manager SDM Semantic Data Model
SDM Space - Division
Multiplexing SDN Synchronous Digital
Hierarchy SDN Systems
Development Needs SDQM Strategic Data Quality
Management SDR System Design
Review SDS Software
Development System SDSL Symmetric Digital
Subscriber Line SDT Software Design &
Testing SDT Synchronous Digital
Transmission SDTI Synthetic Discrete
Tone Image SDTV Standard Digital TV SDU Service Data Unit SDV Singular
Decomposition Value
SEAL Simple Efficient
Adaptive Layer SEAL Sensors and
Environmental Applications Laboratory
SEAT Software Engineering
Applied Technology SEC Significant Error Case SEC Securities and
Exchange Commission
SEC Single Edge
Connector SECC Single Edge Contact
Cartridge SED Stream Editor SEE Software Engineering
Environment SEFS Shortest Execution -
First Service SEG Software Engineering
process Group SEH Structured Exception
Handling
SEI Software Engineering
Institute SEK Simulator of Expert's
Knowledge SEP Software Engineering
Process SEPO Software Engineering
Process Office SEPP Software Engineering
for Parallel Processing
SER Serial SERG Software Engineering
Research Group SES Severely Errored
Seconds SET Secure Electronic
Transaction SETP Secure Electronic
Transaction Protocol SF Sign Flag SF Superframe SFA Sales Force
Automation
SFD System Failure
Description SFLC Software First Life
Cycle SFPR Standard Floating
Point Representations SFT System Fault
Tolerance SFX Self Extracting
archive SGA System Global Area SGI Silicon Graphics Inc. SGML Standard Generalized
Markup Language SGMP Simple Gateway
Monitoring Protocol SGRAM Synchronous Graphic
RAM SHA Secure Hash
Algorithm SHA Simple Hashing
Algorithm SHCFG Strictly Hierarchical
Context Free
Grammar SHTML Serverprased HTML SHTTP Secure HTTP S-HTTP Secure Hypertext
Transfer Protocol SI Shift In SIB System Interface
Buffer SIBL System Interface
Buffer Loader SID System Identifier SID Symbolic Interactive
Debugger SIDM Single Instruction,
Multiple Data SIF Standard Interchange
Format SIG Special Interest
Group SIG ACT SIG Automatic and
Computability Theory SIG CAS SIG Computer And
Society
SIG CUE SIG Computer User Education
SIG MOD
SIG Management Of Data
SIGGRAPH
SIG on computer Graphics
SILO System Integrating
Logic Objects SIM Society for
Information Management
SIM Simulation SIMD Single Instruction,
Multiple Data SIMM Single In - line
Memory Modules SIMS Sun Internet Mail
Server SIMS Survey Information
Management System SIO Start I/O SIP SMDS Interface
Protocol SIP Single In - line
Package
SIP Session Initiation
Protocol SIPEX Satellite IP Exchange SIPP Single In - line Pin
Package SIR Software Incident
Report SIR Sustained Information
Rate SIR Serial Infrared SISAL Stream and Iteration
in a Single Assignment Language
SISD Single Instruction,
Single Data SISO Single Input, Single
Output SITE Software, Information
and Technology Exchange
SKIP Simple Key
management for Internet Protocols
SLA Serial Level
A t
Agreement SLA Software Fault
Analysis SLC System Life Cycle SLCM Software Life Cycle
Model SLE System of Linear
Equations SLES Simultaneous Linear
Equations System SLI Session Level
Interface SLIP Serial Line Internet
Protocol SLL Singly Linked Lists SLM Service Level
Management SLOC Source Line Of Code SLR Service Local
Requirement SLSI Superlarge Scale
Integration SLWB Second Level Write
Buffer
SM Software Metrics SMA System Multi - Agent SMA System Masking
Algorithm SMART Self Monitoring,
Analysis and Reporting Technology
SMB Server Message -
Block SMD Structural Model
Diagram SMDL Standard Music
Description Language SMDS Switched
Multimegabit Digital Service
SMDS Switched
Multimegabit Data Service
SMDS DXI
SMDS Data Exchange Interface
SMES Supporting Microsoft
Exchange Server SMES Small and Medium
Size
SMF Single - Mode Fiber SMF System Management
Function SMFA System Management
Function Area SMG Stochastic Market
Group SMI Software Maturity
Index SMI Structure of
Management Information
SMIL Synchronized
Multimedia Integration Language
SMIS Society for
Management Information System
SMIT System Management
Interface Tool SMK Shared Management
Knowledge SML Standard Math
Library SMLC Software
Maintenance Life
Cycle SMM Software
Maintenance Models SMM Share Mellor Method SMM System Management
Segment SMM System Management
Mode SMO System Management
Overview SMP Symmetric Multi
Processing SMP Symmetric Multi
Processor SMPTE Society of Motion
Picture & Television Engineering
SMS Sort Message Service SMSL Standard Multimedia
Scripting Language SMT Surface - Mount
Technology SMTP Simple Mail Transport
Protocol
SN Sequence Number SN Serial Number SNA System Network
Architecture SND Sound SNDCP Subnetwork
Dependent Convergence Protocol
SNF Second Normal Form SNI Subscriber Network
Interface SNMP Simple Network
Management Protocol SNP Sequence Number
Protection SNPS Secure Marchant
Payment System SNR Signal to Noise Ratio SNRM Set Normal Response
Mode SO Shift Out SOB Substract One and
B h
Branch SOE Sequence Of Events SOE Standard Operating
Environment SOFM Self Organizing
Feature Map SOH Start of Heanding SOH Section Overhead SOKR Structured Object
Knowledge Representation
SOM System Object Model SOMA Semantic Object
Modeling Approach SONET Synchronous Optical
Network SONN Self - Organizing
Neural Network SOOD Structural Object
Oriented Design SOP Standard Operating
Practice SOP Standard Operating
Procedure
SORS Same Origin Ray Set SOW Statement Of Work SOW Sum Of Weights SP Standard Play SPAM Software Productivity
Analyst Method SPANS Simple Protocol ATM
Network Signaling SPARC Sun Parallel
Architecture SPARC Scalable Processor
Architecture SPC Signal Processing
Center SPCD Soft Psench's
subprocess Control Daemon
SPE Synchronous Pay
load Envelope SPEC Standard
Performance Evaluation Corporation
SPF Shortest Path First
SPI Software Process
Impediment SPI Service Provider
Interface SPICD Software Process
Improvement and Capability Determination
SPID Service Profile
Identifier SPIEL Story Producer for
Interactive Learning SPL Synchronous
Programming Languages
SPM Software Project
Management SPN Stochastic Petri Nets SPOOL Simultaneous
Peripheral Operation On - Line
SPP Sequenced Packet
Protocol SPR Software Problem
Report
SPRT Sequential Probability Ratio Test
SPSR Saved Program
Status Register SPSS Statistical Package
for the Social Sciences
SPT State Process Table SPUR Symbolic Processing
Using RISCs SPVC Switched Permanent
Virtual Connection SPX Sequenced Packet
Exchange SQA Software Quality
Assurance SQAP Software Quality
Assurance Plan SQBL Supervised Query
Based Learning SQL Structured Query
Language SQM Software Quailing
Metrics SRAM Secondary RAM
SRAM Static RAM SRAM Synchronous RAM SRAPI Speech Recognition
Application Programming Interface
SRE Software Reliability
Engineering SRE Software Risk
Evaluation SREJ Select Reject frame SREM Software
Requirement Engineering Methodology
SRM Software Risk
Management SRM Suitability of
Reasoning Method SRN Stochastic Reward
Nets SRR Software
Requirement Review SRS Software
Requirement
Specification SRS System Requirements
and Specification SRT Source Route
Transparent Protocol SRT Supplier Response
Time SR-TB Source Route
Translation Birding SRTS Synchronous
Residual Time Stamp SS Stack Segment SS Single - Sided SS#7 Signaling System
Number 7 SS/SD Single - Sided, Single
- Density SSA Serial Signature
Analysis SSA Serial Storage
Architecture SSADM Structured System
Analysis and Design Method
SSAP Source Service Access Point
SSCC Serial Shipping
Container Code SSCF Service Specific
Coordination Function SSCOP Service Specific
Connection Oriented Protocol
SSCP System Services
Control Point SSCS Service Specific
Convergence Sublayer
SSD Snappy Software
Development SSD Solid - State Disk SSDPM Supporting O
Software Development Process Model
SSE Sum of Squared
Errors SSFDC Solid State Floppy
Disk Card SSFT Space Station File
Transfer
SSH Safe Shell SSI Server Side Includes SSI Small - Scale
Integration SSL Secure Socket Layer SSM Single Segment
Message SSO System Setup Object SSOC Space System and
Operations Command SSP Scientific Subroutine
Package SSP State Strict Passive SSQAP Standard for Software
Quality Assurance Plans
SSQM Strategy Software
Quality Management SSR Software
Specification Review SSS System Segment
Specification
SST Structured Spanning Tree
ST Send Time ST Symbol Table STC Software Technology
Center STCP Spanning Tree
Construction Problem STD State Transition
Diagram STD Standard STDERR Standard Error STDIN Standard Input STDM Synchronous TDM STDM Statistical Time
Division Multiplexing STDOUT Standard Output STE Section Terminating
Equipment STEIM Software
Technologies Evaluation , Integration and
Measurement STEP Standard for the
Exchange Product Data
STI Set In STL Structured Translator
Language STL Standard Template
Library STM Synchronous Transfer
Mode STM Short - Term Memory STOP Security Tracking of
Office Property STOR Software Testing On -
line Resources STOS Send To Other Side STP Shielded Twisted Pair STP Spanning Twisted
Pair STP Software Through
Picture STR System Timer R
STRM Software Team Risk
Management STS Synchronous
Transport Signal STT Secure Transaction
Technology STW Short Term Workload STX Start of Text SUB Subroutine SunOS Sun Operating
System SUOS Single User Operating
System SVC Switched Virtual
Circuit SVC Signaling Virtual
Channel SVD Single - Value
Decomposition SVG Standard Vector
Graphics SVGA Super Video Graphics
Adapter
SVGA Super Video Graphics Array
SVID System V Interface
Definition SVM Shared Virtual
Memory SVR Smart Video
Recorder SVS Smaller Video Sizes SVT Start Validity Time SVVP Software Verification
and Validation Plane SVVR Software Verification
and Validation Report SW Software SWF Secure Way
Framework SWI Software Initiative SWISH Simple Web Indexed
System for Humans SWNs Stochastic Well
formed Nets SXR Set Exception Return
SYS System SYTEPREP
System to Evaluate Prescription Effects on Productivity
T T/B Top and Bottom T/R Transmit / Receive TA Terminal Adapter TAC Terminal Access
Controller TACACS TAC Access Control
System TACS Total Access
Communication System
TAD Telephone Answering
Device TAMPEL Task Analytic Model
for Predicting Ease and Learning
TAMS Telnet Access
Management System TAP Telelocator
Alphanumeric Protocol
TAP Terminal Application Program
TAPCIS The Access Program
for the CompuServe Information Service
TAPI Telephony Application
Programming Interface
TAQL Task Acquisition
Language TAS Telephone Access
Server TASI Time Assignment by
Speech Interpolation TASM Turbo Assembler T-ASPs Transport Abstract
Service Primitives TASs Terminal Access
Controllers TAXI Transparent
Asynchronous Transceiver / receiver Interface
TB Tera Byte TBBS The Bread Board
System
TBF Time Between Failure TBGA Tape Ball Grid Array TBK Toolbook TBU Tape Backup Unit TC Technical Committee TC Transmission Control TC Test Control TC Terminal Controller TC Transmission
Convergence TCA Text Compression
Algorithm TCB Trusted Computing
Base TCB Task Control Block TCCG Technical Committee
on Computer Graphics
TCI Telecommunications,
Inc.
TCL Tool Command Language
TCL Tool Control
Language TCL/TK Tool Command
Language / Tool Kit TCM Trellis Code
Modulation TCO Total Coast
Ownership TCP Transmission Control
Protocol TCP Tape - Carrier
Package TCP/IP Transmission Control
Protocol / Internet Protocol
TCQ Trellis Coded
Quantization TCS Transmission
Convergence Sublayer
TCSEC Trusted Computer
Systems Evaluation Criteria
TD Transmission Delay
TD Transmit Data TDA Top Down Algorithm TDC Tabular Data Control TDD Telecommunications
Device for the Deaf TDE Terminal Display
Editor TDF Trace Definition File TDI Transport Device
Interface TDM Technical Document
Management TDM Time - Division
Multiplexing TDMA Time Division Multiple
Access TDMS Terminal Display
Management System TDN Temporal
Dependency Network TDNN Time Delay Neural
Network TDP Top - Driver Pattern
TDP Tag Distribution
Protocol TDP Telelocator Data
Protocol TDQM Total Data Quality
Management TDR Time Domain
Reflectometry TDS Type Data Stream TDSR Transmitter Data
Service Request TDT Template Date Types TDV Test Device TE Terminal Equipment TE/2 Terminal Emulator 2 TEB Thread Environment
Block TEC Technical Education
Council TED Technical
Environment Description
TED Tiny Editor TEI Terminal Endpoint
Identifier TELNET Teletype Network TEML Turbo Editor Macro
Language TF Translation Fault TF Trap Flag TFDD Text File Device
Driver TFEL Thin - Film
Electroluminescent TFM Tagged Font Metric TFSA Time - of Flight
Scintillation Array TFT Thin Film Transistor TFTP Trivial File Transfer
Protocol TG Transmission Group TGS Ticket Granting
Server TGT Ticket - Granting
Ti k t
Ticket TH Transmission Header THD Total Harmonic
Distortion THD Thread THOMAS
The House Open Multimedia Access System
THOR Tandy High -
performance Optical Recording
THP Trusted High Process THR Transmit Holding
Register THT Total Handing Times TI Transformational
Implementation TIA Thanks In Advance TIA The Internet Adapter TIC Token - Ring Coupler TID Target ID TIDL Transactional
I t f D fi iti l
Interface Definitional Language
TIES Time Independent
Escape Sequence TIF Total Include File TIF Tagged Image File TIFF Tag Image Format
File TIGA Texas Instruments
Graphics Architecture TIGER Topologically
Integrated Geographic Encoding and Referencing
TIIAP Telecommunications
and Information Infrastructure Assistance Program
TIM Technical Information
Memo TIMI Technology
Independent Machine Interface
TIMS Text Information
Management Systems
TINA Telecommunication Information Networking Architecture
TIO Test Input / Output TIP Terminal Interface
Processor TIP Terminal Input
Predicate TIP Terminal Interface
Processor TIS Trusted Information
Systems TIW Telesystem
International Wireless TK/TK Track to Track TKB Task Builder TL Transport Layer TLA Three Letter
Acronyms TLB Translation Look
Buffer TLB Table
TLD Top Level Domain TLI Transport Layer
Interface TLP Transited Low
Process TLS Transport Layer
Security TLS Transport Level
Security TLSP Transport Layer
Securiting Protocol TLU Table Lookup TLX Telex TM Trademark TMDS Transition Minimized
Differential Signaling TML Task Modeling
Language TML Template TMN Telecommunication
Management Network TMP Test and
Measurement Processor
TMP Temporary TMS Time - Multiplexed
Switch TMSD Time - Multiplexed
Space - Division TMT Transverse Memory
Technology TN Twisted Nematic TNC Terminal Node
Controller TNF Third Normal Form TNL Total Number of Lines TNO The Netherlands
Organization TOBPTT Time - Optimal
Backpropagation Through Time
ToC Table of Contents TOD Time Of Day TOF Top Of File TOOR Traceability of Object
Oriented
Requirements TOP Technical and Office
Protocols TOP Transition Output
Predicate TOPS Transparent
Operating System TOS Tape Operating
System TP Transaction
Processing TP Twisted Pair TPC Transaction
Processing Council TPC-D Transaction
Processing Council benchmark D
TPDU Transport Protocol
Data Unit TPEP Trusted Product
Evaluation Program TPF Transactions
Processing Facility TPG Test Pattern
Generator
TPI Tracks Per Inch TPL Table Producing
Language TPM Transactions Per
Minute TPM Total Productive
Maintenance TPO Transaction
Processing Online TPORT Twisted pair Port
Transceiver TPR Tandem Project
Report TPS Technical Publishing
Software TPS Transactions Per
Second TPS Transaction
Processing System TPU Telephone Part User TPW Turbo Pascal for
Windows TQC Total Quality Control
TQFP Thin Quad Flat Pack TQM Total Quality
Management TR Technical Report TRADIC Transistorized
Airborne Digital Computer
TRAM Tableau noir pour la
Robotique Autonome Mobile
TRAM Transputer Module TRD Take - on
Requirements Description
TREC Text Retrieval
Conference TRI Term Rewriting
Inderection TRM Team Risk
Management TRM Terminal TRN Token - Ring Network TRN Threaded Read News
TRON The Real - time Operating system Nucleus
TROS Transformer Read
Only Storage TRP Token Ring Protocol TRPB Truncated Reverse
Path Broadcasting TRS Tandy - Radio -
Shack TRST Technical Review
Support Tool TRT Token Rotation Timer TS Task Switched TS/SI Top Secret / Sensitive
Information TSAP Transport Service
Access Point TSAPI Telephony Services
Application Program Interface
TSD Time Stamp Disable TSDU Transport Service
Data Unit
TSE The Stemware Editor TSL Three Static Logic TSO Technical System
Option TSO Time Sharing Option TSOP Thin Small Outline
Package TSP Traveling
Salesperson Problem TSR Terminate and Stay
Resident TSS Time - Sharing
System TSSE Total Sum of Squared
Errors TST Time - Space - Time TST Test TSTN Triple Supertwisted
Nematic TSV Tab Separated
Values TT Typewriter Text
TTA Transport - Triggered Architecture
TTCN Tree and Tabular
Combined Notation TTF TrueType Font TTFD Testing Timing
Factors Definition TTL Time To Live TTL Transistor - Transistor
Logic TTP Telephone Twisted
Pair TTP Thermal - Transfer
Printing TTRT Target Token
Rotation Time TTS Transactional
Tracking System TTS Text - To - Speech TTSP Training - Test Set
Pairs TTY Teletypewriter TUCOWS
The Ultimate Collection Of Winsock
S Software TUI Text - based User
Interface TUMS Table Update and
Management System TUT Tutorial TV Turbo Vision TVF Table of contents
Verbosely from File TVFS Toronto Virtual File
System TWAIN Technology Without
An Interesting Name TWM Tab Window Manager TWX Teletypewriter
Exchange Service TXD Transmit (tx) Data TXF Tax Exchange Format TXT Text TXT2STF
Text to Structured File
TZ Time Zone
U UA User Agent UAA Universally Address UAA Universally
Administered Address UAC User Assurance
Coordination UAE Unrecoverable
Applications Error UAM User Authentication
Method UAPI Universal
Asynchronous Protocol Interface
UART Universal
Asynchronous Receiver -Transmitter
UBNS Upper Bound on
Network Size UBR Unspecified Bit Rate
UCE Unsolicited Commercial E-mail
UCL Universal
Communications Language
UCPC Useful Character Part
with Coordinates UCPP Useful Character Port
with Projection UCS Unicode Conversion
Support UCS Universal Character
Set UCS User Coordinate
System UCT Universal
Coordinated Time UDAO Universal Data
Access Object UDC User Defined
Commands UDC Universal Decimal
Classification UDE Universal Data
Exchange UDEC Universal Digital
El t i C t
Electronic Computer UDF User Defined
Functions UDF Universal Disk Format UDF Unit Development
Folder UDG User Defined
Gateway UDP Unit Date Protocol UDP User Datagram
Protocol UDT Uniform Data
Transfer UFDT User File Description
Table UFM Universal Function
Model UFP Unadjusted Function
Point UFS Unix File System UG User Group UHCI Universal Host
Controller Interface
UHF Ultra - High Frequency
UHL User's Header Label UI User Interface UI Unix International UIB User Interface Buffer UIBL User Interface Buffer
Loader UIC User Identification
Code UID Unique Identifier UID User Interface
Definition UID User Identifier UIDSS User Interface Design
Support System UIL User Interface
Language UIMS User Interface
Management System UISM User Interface
Standard Manual
UIT Implementation Under Test
UL Unordered List UL Upload UL Underwriters
Laboratories ULA Uncommitted Logic
Array ULCC University of London
Computing Center ULN Universal Link
Negotiation ULSI Ultra Large Scale
Integration UMA Uniform Memory
Access UMA Upper Memory Area UMA Unified Memory
Architecture UMB Upper Memory Block UME Unit Management
Entity UML Uniform Modeling
Language
UNC Uniform Naming
Convention UNC Uncoded Netnews
Collator UNCOL Universal Computed
Oriented Language UNI User Network
Interface UNICOM Universal Integrated
Communication UNII Unlicensed National
Information Infrastructure
UNIVAC Universal Automatic
Computer UNMA Unified Network
Management Architecture
UPC Universal Product
Code UPC Usage Parameter
Control UPC Universal Products
Code UPL User Program
Language
UPM User Profile
Management UPM Update Process
Model UPP Universal Payment
Preamble UPS Uninterruptible Power
System UPS Uninterruptible Power
Supply UQBL Unsupervised QBL UR Universal Relation UR/FM User Role Function
Matrix URC Uniform Resource
Citation URC Uniform Resource
Characteristics UREP Unix RSCS Emulation
Protocol URFM User Role Foundation
Matrix URI Uniform Resource
Identifier
URL Uniform Resource
Locator URN Universal Resource
Names US Universal Server US Unit Separator USART Universal
Synchronous / Asynchronous Receiver / Transmitter
USB Universal Serial Bus USENET User's Network USG Unix Support Group USOC Universal Service
Ordering Code USR US Robotics, Inc. USRT Universal
Synchronous Receiver - Transmitter
USS User System Support USSA User Supported
Software Association
UT User Terminal UTC Unshielded Twisted
Pair UTF Unicode Text Format UTI Universal Text
Interface UTL User's Trailer Label UTM Universal Transverse
Mercator UTOPIA Universal Test &
Operation Physical Interface
UTP Unshielded Twisted
Pair UUCP Unix - to - Unix Copy
Program UUDECODE
Unix - to - Unix Decoding
UUENCODE
Unix - to - Unix Encoding
UUI User - to - User
Information UUID Universal Unique
Id tifi
Identifier UVL User's Volume Label
V V&V Verification and
Validation VA Virtual Address VAB Voice Answer Back VAC Volts Alternating
Current VAD Value Added Dealer VADD Value Added Disk
Driver VADSL Very - high - rate
Asymmetric Digital Subscriber Line
VAF Value Adjustment
Factor VAG VRML Architecture
Group VAL Voice Application
Language VAM Virtual Access
Method
VAN Value Added Network VAP Value Added Process VAR Value Added Reseller VAR Variable VAS Vendor Application
Services VAST Variable Array
Storage Technology VAX Virtual Address
Extension VAX/VMS
Virtual Address Extension / Virtual Memory System
VB Visual Basic VB Variable Block VBA Visual Basic for
Application VBAR Vectorial Boundary
Adaptation Rule VBE/AI VESA BIOS
Extension / Audio Interface
V-BIC Wavelet Based Image Coding
VBL Vertical Blanking
Interrupt VBNS Very high - speed
Backbone Network System
VBR Variable Bit Rate VBRUN Visual Basic Runtime VBX Visual Basic
Extension VC Virtual Channel VC Virtual Circuit VC Virtual Call VCC Virtual Channel
Connections VCC Vertical Cell
Collection VCC Video Capture Card VCD Video Capture Device VCD Virtual
Communications Driver
VCG Video Compression
Guide VCI Virtual Channel
Identifier VCL Views Class Library VCL Visual Component
Library VC-N Virtual Container - N VCOS Visual Caching
Operating System VCPI Virtual Control
Program Interface VCR Video Cassette
Recorder VCS Video Coding
Standard VCV Virtual Channel
identifier Vector VDD Version Description
Document VDD Virtual Display Device VDD Virtual Device Driver
VDDM Virtual Device Driver Manager
VDE Visual Development
Environment VDISK Virtual Disk VDL Vienna Definition
Language VDM Video Display
Metafile VDM Virtual DOS Machine VDMAD Virtual Direct Memory
Access Device VDMS Vienna Development
Method Specification VDMSL Vienna Development
Method Specification Language
VDS Virtual DMA Services VDSL Very - high - bit - rate
Digital Subscriber Line
VDT Video Dial Tone VDT Video Display
Terminal
VDU Visual Display Unit VEMM Virtual Expanded
Memory Manager VEMMI Versatile Multimedia
Interface VERM Verify for Read / Write VERONICA
Very Easy Rodent - Oriented NetWare Index to Computerized Archives
VERR Verify Read access VERW Verify Write access VES Video Encoding
Standard VESA Video Electronics
Standard Association VESP Voice Enhanced
Services Platform VF Variance Factor VF Virtual Floppy VFAT Virtual File Allocation
Table
VFC Version First Class VFD Vacuum Fluorescent
Display VFS Virtual File System VFW Video for Windows VGA Video Graphics Array VGC Video Graphics
Controller VGM Voice - Grade Media VHDL VHSIC Hardware
Description Language VHF Very - High
Frequency VHLL Very High Level
Language VHR Vertical and
Horizontal Reduction VHS Very High Speed VHS Virtual Host Storage VHS Video Home System VHSIC Very High Speed
Integrated Circuit
VI Visual Interactive VIA Virtual Interface
Architecture VICS Voluntary
Interindustry Communications Standards
VIDC Video Controller VIE Virtual Information
Environment VIF Virtual Interrupt Flags VIM Vendor Independent
Messaging VIM Vendor Independent
Mail VIM Video Interface
Module VINOS Virtual Network
Operating System VIO Virtual Input / Output VIP Video Information
Provider VIP Virtual Interrupt
Pending
ViP Visual Programming VIPER Verifiable Integrated
Processor for Enhanced Reliability
VIS Visual Instruction Set VIS Voice Information
System VIS Video Information
System VISA Virtual Socket
Interface Alliance VLAN Virtual LAN VLB VESA Local Bus VLD Visible Laser Diode VLD Variable - Length
Decoder VLDB Very Large Database VLF Very Low Frequency VLINK Visited Link VLIW Very Large Instruction
Word
VLM Very Large Memory VLM Virtual Loadable
Module VLS Very Large System VLSI Very Large Scale
Integration VLSIPS Very Large Scale
Immobilized Polymer Synthesis
VLT Variable List Table VM Virtual Memory VM Virtual Machine VMA Virtual Memory
Address VMB Virtual Machine Boot VMD Vendor - Managed
Inventory VME Virtual Mode
Execution VME Virtual Machine
Environment VME Versa Module
Eurocard
VME Virtual Memory
Environment VMI Video Module
Interface VMID Virtual Machine
Identifier VML Vector Markup
Language VMM Virtual Machine
Monitor VMMP Vector Matrix
Multiplication Primitive
VMOS Vertical MOS VMP Virtual MODEM
Protocol VMS Virtual Machine
Storage VMS Voice Message
System VMS Virtual Memory
System VMT Virtual Memory
Technique
VN Virtual Network VNA Virtual Network
Architecture VOB Voice Of the Business VOC Voice Of Customer VOCODER
Voice Operated Coder
VOD Video On Demand VOFR Voice Over Frame
Relay VOIP Voice Over Internet
Protocol VON Voice On the Net VOR Visions Of Reality VOS Voice Operating
System VOS Verbal Operating
System VP Virtual Path VPCI/VCI
Virtual Path Connection Identifier / Virtual Channel Identifier
VPD Virtual Product
Definition VPD Virtual Printer Device VPD Vital Product Data VPDN Virtual Private Data
Network VPDS Virtual Private Data
Service VPE Video Port Extensions VPE Visual Programming
Environment VPF Vector Prudent
Forward VPI Virtual Path Identifier VPIM Voice Profile for
Internet Mail VPL Virtual Programming
Language VPM Video Port Manager VPN Virtual Private
Network VPN Virtual Page Number
VPS Voice Processing
System VPSC Vault, Process,
Structure, Configuration
VPT Virtual Print
Technology VQ Vector Quantization VQR Visual and verbal
Qualitative Reasoning VR Virtual Reality VR Voltage Regulator VRAM Virtual RAM VRAM Video RAM VRC Vertical Redundancy
Check VRE Voltage Regulated
Extended VRM Voltage Regulator
Module VRML Virtual Reality
Modeling Language
VROOMM
Virtual Real - time Object Oriented Memory Manager
VRT Voltage Regulation
Technology VRU Voice Response Unit VS Virtual Storage VSAM Virtual Storage
Access Method VSAT Very Small Aperture
Terminal VSE Virtual Storage
Extended VSF Vertical Scanning
Frequency VSI Virtual Socket
Interface VSIO Virtual Serial Input
Output VSL Virtual Shareware
Library VSLI Very Large Scale
Integration VSM Virtual Shared
Memory
VSM Virtual Storage
Management VSM Visual System
Management VSM Vector Smart Map VSN Volume Serial
Number VSOS Virtual Storage
Operating System VSS Video Signal
Standard VSYNC Vertical
Synchronization VT Virtual Terminal VT Virtual Tributary VT Vertical Tab VTAM Virtual
Telecommunication Access Method
VTD Virtual Timer Device VTOC Visual Table Of
Contents
VTP Virtual Terminal Protocol
VTR Video Tape Recorder VUE Visual User
Environment VUEWM Visual User
Environment Window Manager
VUI Video User Interface VUIT Visual User Interface
Tool VUP VAX Unit of
Performance VUT Videx Ultra Term VWB Visual Workbench VXD Virtual Extended
Driver
W W3 World Wide Web W3A World Wide Web
Applets W3C World Wide Web
Consortium W4 What - Works - With -
What WAAS Wide Area
Augmentation System WABI Windows Application
Binary Interface WAI Web Application
Interface WAIS Wide Area
Information Server WAIS Wide Area
Information Service WAITS Wide Area
Information Transfer System
WAM Workstation Access
M th d
Method WAN Wide Area Network WATM Wireless ATM WATS Wide Area
Telecommunications Service
WATT Web Automation
Toolkit WAV Waveform audio WBEM Web - Based
Enterprise Management
WBM Workload Base
Models WBS Work Breakdown
Structure WBT Windows - Based
Terminal WC Word Count WCL Wireless
Communication Link WCS Writable Control
Storage WCS World Coordinate
S t
System WD Write Direct WDI Western Digital
Imaging WDL Windows Driver
Library WDM Warelength Division
Multiplexing WDM Windows Driver
Model WDP Web Developers
Pack WDRAM Windows Dynamic
Random Access Memory
WebDAV Web Distributed
Authoring and Versioning
WebNFS Web Network File
System WELL Whole Earth 'lectronic
Link WFM Wired For
Management WFMS Work Flow
Management System
WFS Wide Frams Structure WFW Windows For
Workgroups WFW Word For Windows WGDS Working Group Draft
Standard WGS Work Group System WGs Working Groups WHAM Waveform Hold And
Modify WHC Workstation Host
Connection WIMP Windows Icons
Menus and Pointers WIN Windows WIN95 Windows 95 WINE Windows Emulator WINF Wireless Information
Networks Forum WINS Windows Internet
Naming Service
WIPR Work In Progress Register
WISC Writable Instruction
Set Computer WISE WordPerfect
Information System Environment
WIT Web Interactive Talk WKB Workbook WKE Worksheet WL Word Line WMC Workflow
Management Coalition
WMC Weighted Methods
per Class WMF Windows Metafile
Format WMNL Weighted Mean
Nesting Level WNIC Wide - area Network
Interface Coprocessor WNIM Wide - area Network
Interface Module
WOD Warnier - Orr Diagrams
WORM Write Once, Read
Many WOS Workstation
Operating System WOSA Windows Open
Services Architecture WP Word Processing WP Word Processor WP WordPerfect WPD WordPerfect
Document WPD Windows Printer
Description WPG WordPerfect Graphics WPHD Write - Protect Hard
Disk WPM Words Per Minute WPOS Workplace Operating
System WPS Workplace Shell
WPS Windows Printing System
WPVM Windows Parallel
Virtual Machine WRAM Window Random
Access Memory WRB Web Request Broker WRK Windows Resource
Kit WRS Wind River Systems WS Workstation WSAPI Web Site Application
Program Interface WSD Word Sense
Disambiguation WSH Windows Scripting
Host WSP Web Standards
Project WT Write Through WT Weak Typing WTS Windows Terminal
Server
WWIS World Wide
Information System WWW World Wide Web WWWC World Wide Web
Consorting WWWW Word Wide Web
Worm WYSBYGI
What You See Before You Get It
WYSIWYG
What You See Is What You Get
WZLU Weinberg's Zeroth
Low of Unreliability
X X X window system X2B Hexadecimal to
Binary X2C Hexadecimal to
Character X2D Hexadecimal to
Decimal XA Extended Architecture XAPIA X.400 API
Association XBM X - windows Bitmaps XCMD External Command XCOPY Extended Copy XDF Extended Density
Format XDM X Display Manager XDMCP X Display Manager
Control Protocol
XDR External Data Representation
XFCN External Function XFCN Extended Function XFN X / open Federated
Naming XGA Extended Graphics
Adapter XGA Extended Graphics
Array XID Exchange Identifier XIOS Extended Input /
Output System XLL Extensible Linking
Language XML Excel Macro
Language XML Extensible Markup
Language XMM Extended Memory
Manager XMP X / open Management
Protocol XMS Extended Memory
S ifi ti
Specification XNS Xerox Networking
System XOR Exclusive-or XPG X / open Portability
Guide XPM X - windows
Pixelmaps XPRM Xerox Print
Resources Manager XPS Extended Parallel
Server XRT Extensions for Real -
Time XSL Extensible Style
Language XSMD Extended Storage
Module Drive XSSI Extended Server Side
Includes XT X Terminal XTCLK External Transmit
Clock XTP Express Transfer
P t l
Protocol
Y Y2K Year 2000 YAHOO Yet Another
Hierarchically Officious Oracle
YCM Yellow - Cyan -
Magenta YHBT You Have Been
Trolled YHL You Have Lost YSDM Yourdon's Structured
Design Method YTD Year To Date
Z ZAW Zero Administration
Windows ZBR Zone - Bit Recording Z-CAV Zoned Constant
Angular Velocity ZDL Zero Delay Lockout ZDS Zenith Data Systems ZF Zero Flag ZFT Zero Force Threshold ZIF Zero Insertion Force ZIL Zinc Interface Library ZIP Zone Information
Protocol ZIP Zig - zag In - line Pin ZIP Zig - zag In - line
Package ZIP Zone Improvement
Pl
Plan ZIT Zone Information
Table ZL Zero Latency ZPV Zoomed Port Video ZSL Zero Slot LAN