CompTIA Security+ (SY0-501) — Question 231

During a recent audit, it was discovered that many services and desktops were missing security patches.
Which of the following BEST describes the assessment that was performed to discover this issue?

Answer options

• A. Network mapping
• B. Vulnerability scan
• C. Port Scan
• D. Protocol analysis

Correct answer: B

Explanation

The correct answer is B, Vulnerability scan, as it specifically identifies missing patches and vulnerabilities in systems. Network mapping (A) focuses on the structure of the network, while port scan (C) checks for open ports, and protocol analysis (D) examines data traffic, none of which directly identify missing security patches.