CompTIA Server+ (SK0-004) — Question 3

Which of the following provides two-factor authentication?

Answer options

• A. Bank card and PIN.
• B. Username and password.
• C. Fingerprint and iris scan.
• D. Key and proximity badge.

Correct answer: A

Explanation

The correct answer is A, as a bank card and PIN represent two different factors: something you have (the card) and something you know (the PIN). Options B and C provide either a single factor or are biometric methods, while D does not involve a personal identification method.