CompTIA Network+ (N10-008) — Question 626

A systems administrator is looking for operating system information, running services, and network ports that are available on a server. Which of the following software tools should the administrator use to accomplish this task?

Answer options

• A. nslookup
• B. nmap
• C. traceroute
• D. netstat

Correct answer: B

Explanation

The correct answer is B, nmap, as it is specifically designed for network exploration and security auditing, providing detailed information about the operating system, services, and open ports. Options A (nslookup) and C (traceroute) focus on DNS and network path tracing respectively, while D (netstat) displays network connections but does not provide comprehensive OS or services information.