CompTIA Exam XK0-005 Topic 4 Question 37 Discussion

Actual exam question for CompTIA's XK0-005 exam

Question #: 37
Topic #: 4

A Linux engineer set up two local DNS servers (10.10.10.10 and 10.10.10.20) and was testing email connectivity to the local mail server using the mail command on a local machine when the following error appeared:

The local machine DNS settings are:

Which of the following commands could the engineer use to query the DNS server to get mail server information?

Adig @example.com 10.10.10.20 a

Bdig @10.10.10.20 example.com mx

Cdig @example.com 10.10.10.20 ptr

Ddig @10.10.10.20 example.com ns

Show Suggested Answer

Suggested Answer: B

Thedocker logscommand is used to fetch the logs of a container.If the error output is not showing for a running container, thedocker logscommand can be used to view these details56.

Reference: 5(https://www.docker.com/blog/how-to-fix-and-debug-docker-containers-like-a-superhero/) 6(https://stackoverflow.com/questions/33083385/getting-console-output-from-a-docker-container)

by Curt at Aug 23, 2024, 06:36 AM

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Scarlet

12 days ago

I'm not sure, but I think option B makes sense because it specifies the DNS server and the type of record to query for.

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Eulah

19 days ago

I agree with Rusty, option B seems like the correct command to use in this situation.

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Rusty

22 days ago

I think the engineer should use option B to query the DNS server for mail server information.

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