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WAEC Data Processing 2019 Question 34

Question 34

Computer Virus

Virus effect can be prevented by

  1. A.installing and updating antivirus.
  2. B.installing new operating system.
  3. C.purchasing new computer.
  4. D.using external disks on public computer system.
Show the answer and explanation

Answer: A (installing and updating antivirus.)

Explanation

An up-to-date antivirus detects and removes viruses before they do harm.