Exam CS0-004 Topic 1 Question 129 Discussion

Actual exam question for CompTIA's CS0-004 exam
Question #: 129
Topic #: 1
A security analyst runs an Nmap scan against a host with multiple open ports using the following command:
nmap 10.10.10.1 -p-
The following output is obtained after the scan:
Starting Nmap 7.95 ( https://nmap.org ) at 2025-07-15 15:55 UTC
Note: Host seems down.
Nmap done: 1 IP address (0 hosts up) scanned in 3.16 seconds
Which of the following is the most accurate way to scan the target IP for open ports?

Suggested Answer: C Vote an answer

-Pn skips host discovery and treats the target as online, which is necessary when ping probes are blocked. -p- scans all TCP ports.

by Murray at Aug 11, 2026, 03:28 PM

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