CompTIA
XK0-006 · Question #23
XK0-006 Question #23: Real Exam Question with Answer & Explanation
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Question
Customers are unable to send emails to a company's domain When searching the naming service, they receive the following error message: Which of the following is a valid reason for this error?
Options
- AThe root name servers were configured improperly.
- BThe queried DNS server is not responding.
- CThe dig command fails because of an extra mx at the end.
- DThe name entry does not exist.
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