components of a computer

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Across
  1. 1. A circuit board: connects all main hardware's of a computer
  2. 4. Read Only Memory
  3. 6. Physical components of a computer
  4. 7. software helps a computer run smoother
  5. 10. Power Supply Unit
  6. 11. Central Processing unit
  7. 13. mouse, keyboard, microphone, scanner, etc
  8. 16. program that "boost up" a computer
  9. 17. A piece of Hardware in a computer; contains the CPU
Down
  1. 2. Random Access Memory
  2. 3. anything that plugs into a computer
  3. 5. speakers, monitor, printer, projector
  4. 8. Switches inside a microprocessor
  5. 9. software help a user complete tasks
  6. 12. tells the hardware what to do
  7. 14. Where peripheral are inserted
  8. 15. Universal Serial Bus