| A | B |
| application | a program in which you do your work. |
| backup | a copy of a file or disk you make for archiving purposes. |
| boot | to start up a computer. |
| bug | a programming error that causes a program to behave in an unexpected way. |
| CPU | the Central Processing Unit. The processing chip that is the "brains" of a computer |
| cursor | The pointer, usually arrow or cross shaped, which is controlled by the mouse. |
| database | an electronic list of information that can be sorted and/or searched. |
| data | information processed by a computer. |
| desktop | 1. the finder. 2. the shaded or colored backdrop of the screen. |
| disk | spinning platter made of magnetic or optically etched material on which data can be stored |