220-1002 Question #361: Real Exam Question with Answer & Explanation

The correct answer is D: Key fobs. Key fobs (D) are compact hardware devices that serve a dual purpose: they are widely used as RFID/proximity tokens for physical building entry (swiped or tapped at readers) and can also function as OTP (one-time password) generators for computer or network authentication. While s

Question

Which of the following is used for building entry and computer access?

Options

ASmart card
BPersonal identity verification card
CHardware tokens
DKey fobs

Explanation

Key fobs (D) are compact hardware devices that serve a dual purpose: they are widely used as RFID/proximity tokens for physical building entry (swiped or tapped at readers) and can also function as OTP (one-time password) generators for computer or network authentication. While smart cards (A) and PIV cards (B) can also handle both functions, key fobs are the most commonly cited example of a single device covering both physical and logical access in exam contexts. Hardware tokens (C) are typically software/authentication-only devices without a physical-access component.

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