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tech app. vocab.1


imput devices how data such as text, images, or sound is sent to the processer
output devices how processed data is seen and/or heard
Central Processing Unit CPU: A chip inside the computer that receives data from input devices and changes it into text, pictures, or sounds.
Random Access Memory RAM does not store data while the computer is off. It is memory that can be read and written to. Computers need a lot of RAM to run efficiently.
Read-Only Memory ROM: ROM contains the instructions that start the computer when it is turned on. It’s memory is read only and not written to.
storage devices Permanent forms of storage
operating systems (OS) A program required by computers to manage all programs and hardware. It tells the computer how to do its work.
server A computer that connects a network of computers such as our LISD computers.
hard drive Computer hardware that stores information.
external hard drive Portable or mobile device that stores large amounts of information.
Created by: sarah21
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