Computer hardware

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Across
  1. 2. a hardware component of a computer that supplies all other components with power
  2. 3. computer memory in which data can be changed or removed and can be looked at in any order
  3. 5. the part of a computer that controls all the other parts of the system
  4. 9. the piece of hardware that lets a device read and interact with a discthe piece of hardware that lets a device read and interact with a disc
  5. 11. the primary storage unit of the computer
Down
  1. 1. a screen that shows information from a computer
  2. 4. the main board of a computer, containing all the circuits
  3. 6. an electronic circuit board that adds more functionality to a desktop computer
  4. 7. the set of keys for operating a computer
  5. 8. a small device that is moved by hand across a surface to control the movement of the cursor on a computer screen
  6. 10. the enclosure that contains most of the components of a PC