Ch 24 vocab

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Across
  1. 2. people who break into computer systems and steal services and information, such as credit card numbers, passwords, test data, and even national security information
  2. 5. designe for the exclusive use of people within an organization a group of people wwho run a business
  3. 7. high-end programs designed to provide network contorl and inclue specific funstions for connecting computers and other devices into a network.
  4. 10. each device on a network
  5. 11. supports telephone service and is the world's collection of interconnected commercialand governemnt-owned voice-oriented system
  6. 12. all the computers on a network are equal
  7. 13. hardware and can be one of many types of servers, such as a mial server, a database server, and FTP server, an application server, a web server, and so on
  8. 16. internet connection technology that provides for the transfer of information to a computer
  9. 17. protect individual companies' networks from external networks
  10. 18. uses coaxial cable to send and recieve data
  11. 21. similiar to the intranet, but it allows specific users outside of the organziation to access internal information systems
  12. 22. a software architectural model relationship
  13. 24. include telephone syetems, fiber optics, satellites, microwaves, or any combination of these
Down
  1. 1. acts like a switchboard through a firewall
  2. 3. a software program such as internet explorer
  3. 4. provide connection speeds more than 30 times faster than dial-up connections
  4. 6. local area networks
  5. 8. examine a fingerprint, a voice pattern, or the iris of the eye
  6. 9. wide area networks
  7. 14. a small, simple, inexpensive device that joins multiple computers together
  8. 15. a variation of the LAN that uses no physical wires attaches a computer to things like a printer
  9. 19. type of fiber-optic telephone line that can transmit up to 1.544 megabits per second
  10. 20. what LANs are connected by
  11. 23. recent wireless technology that can deliver maximum speeds up to 7 Mbps to your cell phone, home computer, or car
  12. 25. to convert analog signals to digital and vice versa
  13. 26. a worldwide system composed of thousands of smaller networks