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tech app 02


input devices how data such as text, images, or sounds is sent to the processor
output devices how processed data is seen and/or heard
Central CPU: A chip inside the computer that receives data from Processing Unit CPU: A chip inside the computer that receives data from Processing Unit 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 programs systems (OS) A program required by computers to manage all programs systems (OS) 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: chrystenleann