Computer Crossword

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Across
  1. 2. Where storage can be backed up
  2. 4. All data on a computer
  3. 8. person using the computer
  4. 9. Used to record voices and sounds
  5. 13. collection of instructions that performs a specific task
  6. 15. telecommunications network which allows nodes to share resources
  7. 17. Used to communicate with other computers
  8. 18. The type of clocks with numbers instead of hands
  9. 19. Similar to a photocopier
  10. 21. where power or information enters a system
Down
  1. 1. the physical surface on which visual information is presented. This surface is usually made of glass
  2. 3. To organize files
  3. 5. A panel of letters and numbers to type on a computer
  4. 6. Putting text or picture onto paper
  5. 7. A part that can be attached to the computer
  6. 10. Used to move the cursor
  7. 11. To make sounds louder
  8. 12. short for modulator-demodulator
  9. 14. A unit of memory space
  10. 16. a place where power or information leaves a system
  11. 20. Where the memory is stored