IC3 Module 3 Lesson 24 Vocabulary Crossword

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Across
  1. 1. Small, simple, inexpensive device that joins multiple computers together.
  2. 4. Uses coaxial cable to send and receive data.
  3. 7. Similar to an intranet, but allows specific users outside of the organization to access internal information systems.
  4. 8. Hardware such as a mail server, a database server, an FTP server, an application server, or a Web server.
  5. 11. Worldwide system composed of thousands of smaller networks.
  6. 12. A network designed for the exclusive use of people within an organization.
  7. 13. area network (LAN) Connects personal computers, workstations, and other devices such as printers and scanners in a limited geographical area.
  8. 16. World's collection of interconnected commercial and government-owned voice-oriented systems.
  9. 20. Acts as an intermediary between a user and the Internet to ensure security, administrative control, and caching service.
  10. 21. A recent wireless technology that can deliver maximum speeds of up to 7 Mbps to your cell phone, home computer, or car.
  11. 22. A device on a network; generally shares resources such as printers, software, and other hardware.
  12. 23. Person who breaks into computer systems to steal services and information.
  13. 24. High-end program designed to provide network control that includes special functions for connecting computers and other devices into a network.
  14. 25. A type of fiber-optic telephone line that can transmit up to 1.544 megabits per second.
Down
  1. 2. 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.
  2. 3. Provides connection speeds more than 30 times faster than dial-up connections.
  3. 5. Device that enables a computer to transmit voice data over telephone lines.
  4. 6. Can include telephone systems, fiber optics, satellites, microwaves, or any combination of these.
  5. 9. Internet connection technology that provides for the transfer of information to a computer at high-speed bandwidth over ordinary copper telephone lines.
  6. 10. Connects two or more LANS to form a WAN.
  7. 14. Software architectural model relationship.
  8. 15. A software program such as Internet Explorer.
  9. 16. A network in which all the computers are equal; no computer is designated as the server.
  10. 17. A variation of a LAN that uses no physical wires.
  11. 18. Special hardware and software that protect individual companies' networks from external networks.
  12. 19. Covers a large geographical area and can contain communication links across metropolitan, regional, or national boundaries.