| A | B |
| Bandwidth | A term used to describe how much data you can send through a connection to the Net. |
| Codec | Device used to convert analog signals to digital signals for transmission and reconvert signals upon reception at the remote site while allowing for the signal to be compressed for less expensive transmission. |
| CPU | Central Processing Unit |
| AUP | Acceptable Use Policy |
| BPS | Bits per second |
| Byte | A single computer character, usually eight bits |
| Cyberspace | The "place" where humans interact over computer networks. |
| Dial-up Network | Connection to a network using a modum and telephone lines |
| Filter | Hardware or software designed to restrict access to certain sites on the Internet |
| Hacker | A person who illegally visits networked computers to look around or cause harm. |