Internal Components of a computer Crossword

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Across
  1. 2. contains the minimal instructions that the computer needs to get started.
  2. 5. a silicon chip that contains CPU, ALU, and some memory.
  3. 8. this is used for expansion add-ons for your computer
  4. 9. the main printed circuit board in general purpose computers
  5. 10. uses laser light or electromagnetic waves within or near the visible light spectrum as part of the process of reading and writing data
  6. 11. any equipment that connects to your computer but does not perform and core computing process
Down
  1. 1. what the computer uses as main memory.
  2. 3. plugs into a slot on the motherboard and enables the computer to control a peripheral device
  3. 4. The units that the micro processors speed is measured in
  4. 6. provides power to an electrical load
  5. 7. this stores the operating system, applications and data files that your computer uses