Lesson 24 vocabulary

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