| A | B |
| RAM | Random Access Memory |
| DOS | Disk Operating System |
| attachment | File that is attached to an e-mail, rather than included in the letter. |
| bit | Smallest unit of measure of computer data. |
| byte | Group of eight bits. Computer memory is measured in bytes. |
| baud | Number of symbols per second that a modem transports along a phone line; the higher the number, the faster the transfer. |
| hard drive | Component on the computer where the software (programs) are stored. |
| flame | To post angry or insulting messages. |
| network | Computers that are connected together. |
| search engine | Program that lets you search for information on the Web, using words or series of words. |
| software | The programs that run on a computer. |
| server | Computer that provides information to client computers. |
| text files | Files containing characters only, without formatting. |
| shareware | Computer programs which can be downloaded from the Internet, to be paid for after a trial period. |
| spam | Massive, junk e-mailing |
| virus | A computer program, or "bug" in a program, which can foul up a computer system. |
| URL | The "address" of a page on the Web. |
| zip file | Compressed file that must be "unzipped" for opening. |
| hardware | A computer and its peripherals (monitor, etc.) |
| gigabyte | 1,000,000,000 bytes of data |