section B : Cross-word Puzzle

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Across
  1. 2. Software managing computer hardware and software resources (abbreviation).
  2. 3. Central processing unit (abbreviation).
  3. 6. Collection of connected computers.
  4. 7. Permanent storage device in a computer.
  5. 10. Device used to type text and commands.
Down
  1. 1. Device that displays visual output.
  2. 4. External devices connected to the computer.
  3. 5. Common input device for pointing and clicking.
  4. 8. Temporary memory used by computers.
  5. 9. Malicious software designed to damage a computer system.