Lesson 24 vocabulary

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Across
  1. 3. - a series of connected personal computers, workstations, and other devices, such as printers or scanners, within a confined space, such as an office building
  2. 5. - an internet connection technology that provides for the transfer of information to a computer at a high-speed bandwidth over ordinary copper telephone lines
  3. 8. - a computer that handles requests for data, e-mail, file transfers, and other network services from other computers(clients)
  4. 10. - examine a fingerprint, a voice pattern, or the iris or retina of the eye
  5. 14. - a server that accts as an intermediary between a user and the internet
  6. 15. - computer configuration in which one or more computers on the network acts as a server
  7. 17. - a computer that uses the services of another program
  8. 19. - An ISP that provides connection speeds more than 30 times faster than dial-up connections - from 384 Kbps to 2.0 Mbps
  9. 20. - a network configuration that allows selected ouside organizations to access internal information systems
  10. 21. - a variation of a LAN that uses no physical wires
  11. 22. - a type of fiber-optic telephon eline that can transmit up to 1.544 megabits per second or can be used to transmit 24 digitized voice channels
  12. 23. - computer network that covers a large geographical area. Most WANs are made up of several connected LANs
  13. 24. - a device that directs traffic on a network by deviding data into smaller packets that travel by different routes and then are reassembled at their destination
  14. 25. - a device that uses coaxial cable to send and recieve data
Down
  1. 1. the world's collection of interconnected commercial and government-owned voice-oriented systems
  2. 2. - a recent wireless technology that can deliver maximum speeds of up to 7Mbps to your cell phone, home computer, or car. Stands for Worldwide Interoperability for Microwave Access
  3. 4. - a combination of hardware and software that creates a buffer between an internal network and the internet to prevent unauthorized access
  4. 6. - expert computer user who invades someone else's computer either for personal gain or simply for the satisfaction of being able to do it
  5. 7. - a network designed for the exclusive use of computer users within an organization that cannot be accessed by users outside the organization
  6. 9. - a junction where information arrives from connnected copmuters or peripheral devices and is then forwarded in one or more directions to other computers and devices
  7. 11. - computer archetecture in which all the computers on a network are equal and there is no computer designated as the server
  8. 12. - link from one computer to another through which data can be transmitted
  9. 13. - a device on the network
  10. 16. - the largest network used as a communication tool
  11. 18. - high-end programs designed to provide network control and include special functions for connecting computers and other devices into a network
  12. 26. - communications hardware device that facilitates the transmission of data