Networking

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Across
  1. 2. electromagnetic signals, can be aimed
  2. 5. is a “parcel” of data that is sent across a computer network
  3. 6. are vulnerable to unauthorized access
  4. 8. all resources under the control of a single computer system
  5. 10. is a computer whose primary purpose is to be a repository for files
  6. 11. is a link and is a physical path or frequency for signal transmissions
  7. 15. remote controls (carry data signals for
  8. 18. implies the use of computers
  9. 20. is a multinational corporation with an annual revenue of $46.1 billion
  10. 21. many laptop computers include a physical switch that turns wireless networking on or off, Make sure this switch is in the ON position for networking.
  11. 22. is a storage device that directly connects to a network is called network
  12. 25. interconnection of personal digital devices or consumer electronics
  13. 26. a single direction and has more carrying capacity.
  14. 28. networks uses cables to connect network devices
  15. 31. storage
  16. 32. rules governing the transmission and receiving of data
  17. 33. made up of over 65 million computers
  18. 35. software used to infect computer
  19. 36. is a short-range, wireless network technology designed to make its own connections between two devices
  20. 38. forwards data to transmission
  21. 40. smallest unit of information
Down
  1. 1. establishes a dedicated, private link between one telephone and another for the duration of the call
  2. 3. made of light
  3. 4. is a series of numbers used to identify a network device.
  4. 7. control testing for accurate transmission of data
  5. 9. replicates self through disk & memory
  6. 12. is a setting that affects whether your computer can see other computers on a network
  7. 13. If you want a wired connection, but your computer has no Ethernet port you need to buy this.
  8. 14. high-bandwidth communications system such as Cable TV or DSL
  9. 16. allows files containing documents, photos, music, and other data to be accessed from computers
  10. 17. Network interface card
  11. 19. each connection point on a network is a _____.
  12. 23. distances).
  13. 24. the number of a particular memory
  14. 27. address is a unique number assigned to a network interface card when it is manufactured
  15. 29. is the most important network device
  16. 30. most widely used LAN
  17. 34. equal to 8 bits
  18. 37. public high-speed network with range of about 50 miles
  19. 39. or Open System Interconnection, model defines a networking framework for implementing protocols in seven layers.