lesson 24

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Across
  1. 4. device that uses coaxial cable to send and receive data
  2. 5. a computer that handles request for data, email, file transfers, and other network services from other computers
  3. 6. a series of connected personal computers, workstation, and other devices, such as printers or scanners, within a confined space, such as an office building
  4. 11. examine a fingerprint, a voice pattern, or the iris or retina of the eye
  5. 13. acts like a switchboard through a firewall
  6. 14. Variation of the LAN that uses no physical wires
  7. 15. an internet connection technology that provides for the transfer of information to a computer at a high-speed bandwidth over ordinary copper telephone lines
  8. 17. allows specific users outside of the organization to access internal information systems
  9. 18. describes a software architectural model relationship
  10. 21. supports telephone service and is the world's collection of interconnection of commercial and government-owned voice-oriented systems
  11. 22. link from one computer to another through which data can be transmitted
  12. 24. designed for exclusive use of people within an organization
  13. 25. high-end programs designed to provide network control and include special functions for connecting computers and other devices into a network
Down
  1. 1. worldwide system composed of thousands of smaller networks
  2. 2. small, simple, inexpensive device that joins multiple computers together
  3. 3. no computer is a designated server and all computers are equal
  4. 7. delivers fast connections speeds
  5. 8. protects individual companies’ networks from external networks
  6. 9. recent wireless technology that can deliver maximum speeds up to 7mbps to your cell phone , home computer, or car
  7. 10. connects WANs or LANs through this device
  8. 12. computer network that covers a large geographical area
  9. 16. software program such as Internet Explorer
  10. 19. 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 channels
  11. 20. each device on the network
  12. 23. people who break into computer systems to steal services and information
  13. 26. device that enables a computer to transmit voice data over telephone lines