Keyword revision

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Across
  1. 5. Come under System software
  2. 7. Coordinates all activities within the CPU
  3. 8. Computer program that is designed to run a computer's hardware and application programs
  4. 9. e.g. Windows,IOS
  5. 10. Temporarily hold data
Down
  1. 1. Controls the timing of the Processor
  2. 2. Made up of hardware and software
  3. 3. comes under Software
  4. 4. All of the devices and secondary storage
  5. 6. Physical component of the PC