CompTIA Network+ (N10-007) — Question 208

Which of the following datacenter security methodologies is MOST likely to remain usable during a network outage?

Answer options

• A. biometric scanners
• B. door locks
• C. video surveillance
• D. motion detectors

Correct answer: B

Explanation

The correct answer is B, door locks, as they can operate independently of the network and provide physical security. In contrast, biometric scanners, video surveillance, and motion detectors typically rely on network connectivity for functionality and monitoring, making them less reliable during an outage.