History of Computer
-
Upload
jordonestrada25 -
Category
Education
-
view
364 -
download
2
description
Transcript of History of Computer
Historyof
Computer
What is a Computer?A device that processes input and generates output.
Early Computers:Abacus
Difference/Analytical Engine
Jacquard Loom
UNIVAC
1940s
The Complex Number
Calculator
Considered to be the first
demonstration of remote access
computing.
Zeus Z3
First programmable computing machine.
ENIAC
The first general-purpose computer.
1950s
SEAC
The first computer to use all-diode logic.
IBM 650
The world’s first mass-produced computer
Pilot ACE
Perform floating point arithmetic necessary for scientific
calculations.
1960s
PDP-1
Famous for being the computer most important in the creation
of hacker culture.IBM System 360
The first family of computers designed to cover the complete range of applications, from small
to large, both commercial and scientific.
Data General Nova
A computer that can do simple computing tasks that was
widely used in science laboratories.
1970sIBM System 370
The first to use Virtual Memory and utilized memory chips instead of
magnetic core technology.
ASCII
A character-encoding scheme originally based on the English alphabet that encodes 128 specified characters.
Altair 8800
Ignited the microcomputer revolution.
1980sVIC 20
An 8-bit home computer that has video games capability.
TRS-80 Color Computer
one of the earliest of the first generation of home
computers marketed for home use in English-speaking
markets.
Macintosh SE
Apple manufactures personal computers.
1990sMacintosh IIfx
A specialized high-speed (80 ns) RAM using 64-pin dual-
ported SIMMs.
Amiga 3000
Features improved processing speed,
improved rendering of graphics, and a new
revision of the operating system.
PowerMac
The first personal supercomputers, reaching speeds
of 4 to 20 Gigaflops.
2000sAlienware
A high-speed computer built for gaming. Boasts intense graphics for ultimate gaming
experience.
MacBook Air
A laptop designed for optimum performance and portability.
iMac
The slimmest version of known desktop to date that gives full speed performance
and vivid graphics.
ComputerA fast changing invention that can either change the life of people for the good
or for the bad.
Use it wisely and responsibly.