second period vocabulary crossword

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Across
  1. 2. a cable made of a metal, this cable isnt used much nowadays
  2. 6. software that enables a user to obtain covert information about another's computer activities by transmitting data covertly from their hard drive.
  3. 7. it is a type of program designed to prevent and detect unwanted spyware program installations and to remove those programs if installed.
  4. 9. a message or data sent through cables or the internet
  5. 10. is connected to devices via the switch
  6. 11. a type of malware used to steal peoples data or damage the device it is on (or covid 19 but for computers)
  7. 13. connects the device to the router
  8. 16. (LAN)
  9. 17. connects a divice wireless
Down
  1. 1. (PAN)
  2. 3. a quality check and error-control technique for data transferred over a computer network or other communications link, in which the data received is stored and also transmitted back to its point of origin, where it is compared with the original data.
  3. 4. controlls internet traffic to block malware
  4. 5. capacity at which a network can transmit data
  5. 8. a cable made of fibre, this is the "new" or more modern type of cable
  6. 12. a code in 1 and 0
  7. 14. (WAN)
  8. 15. it is used to block or eliminate viruses