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Unit 8.3 (Software (Operating (Android, Apple, IOS, Samsung, Windows,…
Unit 8.3
Software
Operating
Android
Apple
IOS
Samsung
Windows
Firefox
Safari
Application
Powerpoint
Flappy Bird
Slides
Itunes
App Store
Utility
Anti-Virus
Defrag
FireWall
Can't hold it
Non-Physical
Hardware
Input and Output
Input
Puts information in
Examples
Mouse
Disc
Memory Card
Keyboard
Output
Takes memory out
Examples
Disc
memory Card
Webcam
Monitor
Can touch it and hold it
Physical
Parts inside a computer system
Fan
CPU
Motherboard
etc.......
The CPU
Computer Processing Unit
Uses
Fetch
Gets the information
Decode
Understands what it means,
Changes it to binary
Execute
Does the instruction
Hz
Clockspeed
How many turns it does every second (lots!)
Memory and Storage
Memory
Lost when the computer is turned off
Ram
Random Access Memory
Where all the memory stuff is collected
RAM is memory and not storage as it is only able to hold stuff for a short amount of time
RAM is cleared after the computer is turned off completely
Shut Down
Logged off
Storage
Stays until deleted
Hard-drive
Disc
Memory Stick