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ED222 Computer Terms
| Question | Answer |
|---|---|
| bit | the smallest unit of data transfer on a computer network. Bits represent the two binary values "on" or "off." |
| byte | 8 bits, represents one letter of the alphabet. |
| kilobyte | 1000 bytes |
| megabyte | 1000 kilobytes |
| gigabyte | 1000 megabytes |
| terabyte | 1000 gigabytes |
| petabyte | 1000 terabytes |
| exabyte | 1000 petabytes |
| zettabyte | 1000 exabytes |
| yottabyte | 1000 zettabytes |
| ROM | memory which stores the instructions which the computer uses when it 'boots up' |
| ROM data | is stored permanently on the computer |
| RAM | temporary data storage |
| hard disk | all of your data files and applications software are stored on this magnetic storage device |