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Computer Science Medium NTS Uploaded: 13 Aug 2026

What is two-factor authentication?

  • A A backup method
  • B Using two passwords only
  • C A type of firewall
  • D A security process requiring two forms of verification
Correct Answer: Option D — A security process requiring two forms of verification
Explanation:
Two-factor authentication adds an extra layer of security by requiring users to provide two different forms of identification before grantin...
Submitted by: PaperMCQs
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