chapter 24

1. Uses coaxial cable to send and receive data
3. A recent wireless technology that can deliver maximum speeds of up to 7 Mbps to your cell phone, home computer, or car
5. High-end program designed to provide network control that includes special functions for connecting computers and other devices into a network
7. Method of high-level security that examines a fingerprint, voice pattern, or the iris or retina of the eye and matches it with the original entry in the system
10. A device on a network; generally shares resources such as printers, software, and other hardware
12. Acts as an intermediary between a user and the Internet to ensure security, administrative control, and caching service
14. Special hardware and software that protect individual companies' networks from external networks
15. World's collection of interconnected commercial and government-owned voice-oriented systems
18. Can include telephone systems, fiber optics, satellites, microwaves, or any combination of these
19. Worldwide system composed of thousands of smaller networks
20. Hardware such as a mail server, a database server, an FTP server, an application server, or a Web server
21. A variation of a LAN that uses no physical wires
22. Device that enables a computer to transmit voice data over telephone lines
23. Connects two or more LANS to form a WAN
24. A type of fiber-optic telephone line that can transmit up to 1.544 megabits per second

2. Internet connection technology that provides for the transfer of information to a computer at high-speed bandwidth over ordinary copper telephone lines
3. Provides connection speeds more than 30 times faster than dial-up connections
4. A software program such as Internet Explorer
6. Similar to an intranet, but allows specific users outside of the organization to access internal information systems
8. A network designed for the exclusive use of people within an organization
9. Person who breaks into computer systems to steal services and information
11. Connects personal computers, workstations, and other devices such as printers and scanners in a limited geographical area
13. Software architectural model relationship
15. A network in which all the computers are equal; no computer is designated as the server
16. Covers a large geographical area and can contain communication links across metropolitan, regional, or national boundaries
17. Small, simple, inexpensive device that joins multiple computers together