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CISA · Question #547

A requirement for biometric access to physical facilities is an example of which type of control?

The correct answer is B. Preventive. Biometric access control is a preventive control because it stops unauthorized individuals from entering a physical facility before any incident occurs-it acts as a gate that blocks access rather than detecting or correcting after the fact. Corrective controls remediate damage af

Submitted by satoshi_tk· Apr 18, 2026Protection of Information Assets

Question

A requirement for biometric access to physical facilities is an example of which type of control?

Options

  • ACorrective
  • BPreventive
  • CDetective
  • DDeterrent

How the community answered

(25 responses)
  • B
    88% (22)
  • C
    8% (2)
  • D
    4% (1)

Explanation

Biometric access control is a preventive control because it stops unauthorized individuals from entering a physical facility before any incident occurs-it acts as a gate that blocks access rather than detecting or correcting after the fact. Corrective controls remediate damage after an event. Detective controls identify when an event has already occurred (e.g., motion sensors, alarms). Deterrent controls discourage bad behavior (e.g., warning signs, visible cameras) but do not physically block access the way biometrics do.

Topics

#Security controls#Preventive controls#Physical security#Biometric access

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