| A | B |
| Telecommunications | Communicating over a distance |
| Telecomputing | Sending or receiving information to another computer via a modem and phone or cable line |
| Modem | Device that permits a computer to transmit and receive data over a phone or cable line |
| Baud Rate | Speed at which signals are sent and received by a modem |
| Upload | Sending data from one computer to another |
| Download | Receiving data from another computer |
| Email | Electronic mail sent and received from one computer to another |
| Log-on | Connecting with a computer system or online service |
| Log-off | Disconnecting with a computer system or online service |
| Internet | Global network of thousands of computer networks |
| Information Highway | Electronic information networks that carry audio, video, and computer data |
| World Wide Web | Interface to the Internet that contains millions of hypertext documents that are linked together and contain text, sound, video, and graphics |