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CompTIA Exam XK0-005 Topic 4 Question 37 Discussion

Actual exam question for CompTIA's XK0-005 exam
Question #: 37
Topic #: 4
[All XK0-005 Questions]

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?

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Karma
15 days ago
I bet the engineer is wishing they had a magic 8-ball to help them figure this one out. But B) is the way to go.
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In
16 days ago
Hmm, I wonder if the engineer tried turning the DNS servers off and on again? That's the first step in any IT troubleshooting, right?
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Lynda
17 days ago
Digging for the MX record is the way to go here. B) is the obvious choice.
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Jeniffer
3 days ago
I think the engineer should use option B) dig @10.10.10.20 example.com mx
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Rashida
1 months ago
The error message indicates a DNS issue, so we need to query the DNS server to get the mail server information. The correct answer is B) dig @10.10.10.20 example.com mx.
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Felix
9 days ago
Yes, using dig @10.10.10.20 example.com mx should provide the necessary information about the mail server.
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Tracey
22 days ago
That makes sense. Option B seems like the correct command to use in this situation.
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Laticia
27 days ago
I think the engineer should use option B) dig @10.10.10.20 example.com mx to query the DNS server for mail server information.
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Scarlet
2 months 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
2 months ago
I agree with Rusty, option B seems like the correct command to use in this situation.
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Rusty
2 months ago
I think the engineer should use option B to query the DNS server for mail server information.
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