| A | B |
| information technology (IT) | Hardware and software for creating, processing, storing, and communicating information |
| telecommuting | Using communications technology, such as computers, to keep in touch with the workplace with working away from it |
| wearable computers | Small, lightweight computers that workers can carry with them to assist them on the job |
| computer-aided design (CAD) | Software for designing products with a computer |
| expert system | Computer software that stores and uses knowledge that a human expert would have on the same subject |
| Internet | A collection of tens of thousands of connected computer networks |
| Web browser | A program that makes it easy to search and retrieve information on the Web |
| intranet | A private computer network that connects employees from the same company together |
| extranet | A semiprivate computer network that allows more than one company to access the same information |
| hacker | A person who breaks into computer systems for illegal purposes |
| cookies | Pieces of information about a computer user, stored on the user's hard drive, that can be accessed by a Web server whenever the user goes on the Internet |