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WAEC Data Processing 2021 Question 31

Question 31

Data Security

Security breaches in computing cannot be prevented through the use of

  1. A.antivirus.
  2. B.encryption.
  3. C.firewall.
  4. D.firmware.
Show the answer and explanation

Answer: D (firmware.)

Explanation

Firmware is built-in control software for hardware; antivirus, encryption and firewalls are security tools.