| A | B |
| Online Telecommuting | The use of computers and modems to allow people to work out of their homes and communicate with their company. |
| Operating System (OS) | The main control program of a computer that schedules tasks, manages storage, and handles communication with peripherals. |
| OS/2 | A single-user operating system from IBM. |
| Personal Computer | A general-purpose single-user microcomputer designed to be operated by one person at a time. |
| Plagiarism | The appropriation or imitation of the language, ideas, and thoughts of another author, and representation of them as one’s original work. |
| Random Access Memory (RAM) | The working memory of the computer. |
| Read Only Memory (ROM) | Memory that can be read but not changed. |
| Reload | To refresh or load again a page on the Internet. |
| Search Directories | Indexes of Web pages that help you find information on the Internet. |
| Search Engines | A program on the Internet that allows users to search for files and information. |
| Shareware | Software that is copyrighted, but may be downloaded and used for a limited time for free, after which the user is asked to voluntarily send the author a small payment. |
| Silicon | An element found in rocks and sand, which is used as the base, or substrate, for computer chips. |
| Sound Card | an add-on expansion board that improves a computer’s sound quality, and adds other sound capabilities. It makes it possible to use speakers, a stereo, and a microphone. |
| Teleconferencing | The holding of a conference among people remote from one another by means of telecommunication devices. |
| Telnet | The Internet standard protocol for remote login. |