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unit 2 keyterms

unit 2

computer an electronic device that processes data.
personal computer(pc) is used by one person at a time.
central processing unit(cpu) is like the computers brain.
bit is the smallest unit of information,either a 1 or 0.
byte the building block for all information that flows through a computer.
hardware the collection of physical devices that make up your computer system.
input when a user enters information into a computer.
output when a computer delivers information back to a user.
random-access memory the temporary information that a computer uses only when it works with a particular file.
read-only memory the permanent information on your hard drive
storage device hardware that saves data onto a hard drive, a server,or a disk
software a set of instructions that makes it possible for your computer to perform tasks
operating system(os) is where the main program that makes your computer work
network a group of computers connected together
rom tells the computer how to start up and instructs the operating system to start up
ram when you start and use your software
drive the largest storage area
folder a place to save and organize files, such as documents or pictures
file is a collection of data
save as means to duplicate, or copy a file
shortcut is an icon that is a direct link to a file or folder
application software lets you do different tasks on your computer, such as writing reports or sending e-mail
Created by: hannahc22