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Computer Terminology
these terms are important to know to understand how a computer works
| Term | Definition |
|---|---|
| bit | basic unit of information that a computer can understand, a 1 or 0 |
| byte | a group of 8 bits |
| central processing unit | part of the computer that processes data; the computer case |
| chips | very thin wafers of silicon covered in microscopic electronic circuits which control everything your computer can do |
| circuit board | contains very thin chips that are designed to perform a specific function within a computer |
| computer | a machine that follows a set of instructions to change and store data |
| hardware | the physical parts of the computer |
| input | when data is entered into a computer |
| microprocessor | microchip, the 'brain' of the computer |
| operating system | the software that controls the overall operation of the computer |
| output | the way data is retrieved from the computer; the end result |
| peripheral | hardware that is separate but connected to the computer |
| random access memory (RAM) | temporary computer memory that can be erased |
| read-only memory (ROM) | permanent computer memory that cannot be erased |
| software | program that tells the computer what to do |