INFORMATION TECHNOLOGY Personal Electronic Devices Information Technology College of Public and...
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Transcript of INFORMATION TECHNOLOGY Personal Electronic Devices Information Technology College of Public and...
INFORMATION TECHNOLOGY
Personal Electronic Devices
Information Technology
College of Public and Community Service
University of Massachusetts at Boston
©2012 William Holmes 1
Personal Data Assistants: Pocket PC’s
• Calendar
• Phone numbers
• Addresses
• Documents
• Specialized software
• Electronic books
2
PDA’s/PPC’s: 2
• Presentations
• Databases
• External Connections
• Music/Videos
• GIS
3
Types of Wireless Communication
• Wi-Fi
• Bluetooth
• Cellular
• Satellite
4
Wi-Fi Issues: 1
Wireless Fidelity
5
•Radio connection•Naming connections•Encryption•Passwords
Wi-Fi Issues: 2
• Hot Spots and Dead Zones
• Pay Sites
• Distance Issue
• Interference
• Hijacking
6
Wireless Bluetooth: 1
7
•Bluetooth radio
•High data transmission
•Compact equipment
•Many business apps
Wireless Bluetooth: 2
• PDA’s/ Smart Phones/ Peripherals
• Text Messaging
• External Communication
• Networking
• Hands free peripherals
• Limited Range8
CELLULAR COMMUNICATION
• Longer range
• Less volume
• More flexibility
• Wide network
• Choice of cell phones
• Cellular adapters
9
Smart Phones: 1
10
•Functionality•Music•Camera•Video•Add on Apps
Smart Phones: 2
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•Connects to PED’s•Connects to Internet•Connects to computers•LED projectors
GPS Communication
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•Location finding•Mapping•Synchronizing•Navigating•Tracking•Location sensitive Apps
GPS Operation
13
Uses Satellite Communication Delays
Graphic Image Capture
• Scanners
• Digital Cameras
• Video/Slide Conversion
• Digital Video Cameras
14
Portable Data Storage
• CD/DVD• Memory Sticks /
Flash Drives• SD Cards /
Flash Cards • Internet Storage• External Drives
15
Storage: CD/DVD
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• Changing media
• Safety of media
• Access of media
Storage: Memory Sticks
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•Risk of failure•Risk of loss•Risk of theft•Ease of Use•Identify
Storage: Memory Cards
• Compact Flash Cards• Secure Digital Cards• XD Cards•Non-standardization•Non-stability
18
Storage: Internet
• External
• Simple
• Variable Cost
• Security
• Problems with Downloading
• Continuity of access
19
Legacy Storage Devices
20
•Floppy Disks•Zip Drives•Digital Tapes