| A | B |
|---|
| avatar | an electronic image that represents a person on the computer |
| browser | computer software used to access internet Web sites |
| cookie | a small file or part stored on a computer containing informaton about user |
| database | a large collection of data organized for rapid search by a computer user |
| GPS | a navigational system that uses satellite signals to track the user's position |
| hacker | a person who illegally gains access to files in a computer system |
| nanosecond | one billionth of a second |
| pixel | one of the tiny picture elements that together make up the image on a video screen |
| clone | to make a copy of |
| virus | a destructive computer program inserted into other programs without user's knowlegde |
