Lesson 24 vocab

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Across
  1. 2. a junction where information arrives from connected computers
  2. 4. a recent wireless technology that can deliver maximum speeds of up to 7 Mbps to your cell phone, home computer, or car.
  3. 5. computer network that covers a large geological area.
  4. 7. communications hardware device that facilitates the transmission of data.
  5. 9. server a server that acts as an intermediary between a user and internet.
  6. 10. designed to provide network control and include special functions for connecting computers.
  7. 12. a type of fiber-optic telephone line that can transmit up to 1.544 per second.
  8. 13. a device that directs traffic on a network by dividing data into smaller packets that travel by different routes.
  9. 15. a network configuration that allows selected outside organizations to access internal information systems.
  10. 16. The world’s collection of interconnected commercial and government owned voice-oriented systems.
  11. 17. a computer that handles requests for data, e-mail, file transfers, and other network services from other clients.
  12. 18. link from one computer to another through which data can be transmitted.
  13. 19. expert computer user who invades someone else’s computer either for personal gain.
  14. 21. combination of hardware and software that creates a buffer between an internal network and the internet to prevent unauthorized access.
  15. 23. a network designed for the exclusive use of computer users within an organization that cannot be accessed by users outside the organization.
  16. 24. Internet connection technology that provides for the transfer of information to a computer at a high-speed bandwidth over the ordinary copper telephone lines
  17. 25. the largest network used as a communication tool.
Down
  1. 1. a device that uses coaxial cable to send and receive data.
  2. 3. examine a finger print, a voice pattern, or the iris or retina of the eye.
  3. 5. an ISP that provides connection speeds more than 30 times faster than dial-up connections.
  4. 6. Computer configuration in which one or more computers on the network acts as a server.
  5. 8. computer architecture in which all of the computers on a network are equal and there’s no computer designated as the server.
  6. 11. a device on the network.
  7. 14. series of connected personal computers, workstations, and other devices such as printers.
  8. 20. a computer that uses the services of another program
  9. 22. a variation of a LAN that uses no physical wires.