Computers

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Across
  1. 3. Control center of a computer
  2. 4. Main circuit board in a computer
  3. 5. Type of document
  4. 10. Turn on a computer
  5. 12. Device named after Jerry.
  6. 13. Computer Screen
  7. 15. Send a letter online
Down
  1. 1. Input device with keys
  2. 2. Move up and down
  3. 6. Network of networks
  4. 7. Portable computer
  5. 8. Save data on this
  6. 9. Random Access Memory
  7. 11. Web search tool
  8. 14. Pictures on screen