Lesson 24 Vocab

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Across
  1. 4. the largest network used as a communication tool.
  2. 8. a computer that handles requests data one bit at a time.
  3. 10. combination of hardware and software that creates a buffer between an internal network and the internet to pervent unauthorized access.
  4. 11. recent wirless technology that can deliver maxmum speeds of up tp 7 Mbps to your cell phone, home computer, or car.
  5. 12. high end programs desighed to provide network control and include special functions.
  6. 14. expert computer user who invades someone else's computer either for personal gain or simply for the satisfaction of being able to do it.
  7. 15. shares resources such as printers,programs,and other hardware.
  8. 16. ISP that provides connections speeds more then 30 times faster than dial up connections from 384 Kbps to 2.0 Mbps.
  9. 18. computers network that covers a large geographical area. most WANs are made up of several connected LANs.
  10. 21. junction where information arrives from connected computers or peripheral devices and is then forwarded in one or more directions
  11. 22. series of connected personal computers, workstaitions, and other devices, such as printers or scanners, within a confined space.
  12. 23. a variation of a LAN that uses no physical wires.
  13. 24. a network configuration that allows selected outside organization to access internal information systems.
  14. 25. hardware devices that facilitates the transmission of data.
  15. 26. device that directs traffic on a network by dividing data into smaller packets that travel by differnt routes.
Down
  1. 1. computer configurration in which one or more computers on a network acts as a sever.
  2. 2. a computer that uses the services of other program.
  3. 3. world's collection of interconnected commercial and government owned voice oriented system.
  4. 5. an internet connection technology that provides for the transfer of information to a computer at a high speed bandwidth.
  5. 6. link from one computer to another which data can be transmitted.
  6. 7. network designed for the exclusive use of computer users outside the organization.
  7. 9. examine a fingerprint, a voice pattern, or the iris or retina of a eye.
  8. 13. a sever that acts as an intermediary between a user and the inthernet.
  9. 17. computer architecture in which all computers on a network are equal and there is no computer designated as the server.
  10. 19. q device that uses coaxial cable to send and receive data.
  11. 20. a type of fiber-optic telephone line that can transmit up to 1.544 megabits per second or can be used to transmit 24 digitzed voice channels.