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Computer Basics

TermDefinition
What does CPU stand for Central processing unit
is a collection of instructions that preform a specific task when executed by a computer program
what are the 4 purposes of a computer input data, output data, process data, store data
is temporary memory RAM
is permanent memory ROM
is an electronic device for storing and processing data computer
makes every thing run CPU
delivers info motherboard
gives everything power power supply
temporary storage RAM
stores large info for a long time hard drive
high resolution graphics card
holds pieces together case
saving a file to your computer hard drive
take pictures with a digital camera memory card
burn home videos onto these optical storage / CD
fits into pockets stores lots of gigabytes USB/flash drive
is a device that is not part of the computer but is connected by USB cables peripheral device
vast computer network linking smaller computer networks world wide the internet
operating system master controller interacts with application software and hardware insure input and output proceed in an orderly manner
3 types of computers PC, laptop, handheld
2 most common operating systems windows operating system mac operating system
list peripheral devices for each computer keyboard, mouse, headphones, scanner monitor, speakers, printer, projector external hard drive, optical disk/CD, large disk, flash drives.
is a sanctioned program designed to preform a specific task. application
2 or more devices that are connected for the purpose of sharing data and programs. network.
Created by: 26nswindell
 

 



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