main things about computers

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Across
  1. 3. Eight Digits
  2. 4. Read Only Memory
  3. 7. basic or primary functions of the microprocessor
  4. 10. PSU
  5. 11. A Dot on the Screen
  6. 13. Execute uses this type of calculator to do math
Down
  1. 1. basic or primary functions of the microprocessor
  2. 2. USB
  3. 5. computer only use this number (smallest one)
  4. 6. Sound and Videos are example of…
  5. 8. central processing Unit
  6. 9. basic or primary functions of the microprocessor
  7. 12. Random Access Memory