| A | B |
| CPU | the brain of the computer |
| RAM | memory that is temporary and is erased when the computer is turned off |
| ROM | memory that can not be altered |
| interface | allows the CPU to talk to other devices |
| videoboard | connects the CPU to the screen |
| motherboard | the main circuit board of the computer |
| byte | one keystroke or character |
| 1 Kilobyte = ? bytes | 1000 |
| 1 byte = ? bits | 8 |