computer crossword puzzel

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Across
  1. 3. is a handheld sofware input device that control a cursor in GUI.
  2. 5. a device that displays signals on a computer
  3. 7. used for active cooling.
  4. 8. disk is used to store data in it.
  5. 9. is a device that allows a computer to read and write data to a disk.
  6. 12. is an output device that stored data in on a computer.
  7. 15. data signal.
Down
  1. 1. a local area network.
  2. 2. is used to input text.
  3. 4. is one of the most essential part of a computer system.
  4. 6. converts the digital data signals into
  5. 7. is a central processing unit.
  6. 10. is used to store information.
  7. 11. monitaring.
  8. 13. card is a part of a computer that connects
  9. 14. is any fan inside or attached to a computer