nweg

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Across
  1. 2. desktop computer terminal
  2. 3. someone that uses a computer or a network services
  3. 6. used to connect devices together
  4. 9. a type of software program created to protect information technology
  5. 12. provider Vodacom
  6. 15. a device or program that provides a service to another computer
  7. 16. security device to protect network from filtering traffic
  8. 18. a network that connects computers around the world
  9. 19. instructions for a computer
  10. 20. a person that maintains the computer infrastructure
Down
  1. 1. it is a thick wire for used for physical connection
  2. 4. a device that transfers data packets between devices
  3. 5. allows a device to connect to the internet
  4. 7. physical hardware that provides computing functions
  5. 8. it provides data link protocol
  6. 10. layout of a computer network
  7. 11. cables a cable that runs from the device to the router or network switch
  8. 13. wireless technology to connect devices to the internet
  9. 14. a set of rules used to determine how data is transmitted
  10. 17. a device that accepts text and graphic output