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CompTIA Linux+ Exam XK0-005 Question # 146 Topic 15 Discussion

CompTIA Linux+ Exam XK0-005 Question # 146 Topic 15 Discussion

XK0-005 Exam Topic 15 Question 146 Discussion:
Question #: 146
Topic #: 15

A systems engineer deploys a new application server, but the server cannot communicate with the back-end database hostname. The engineer confirms that the application server can ping the database server's IP address. Which of the following is the most likely cause of the issue?


A.

Incorrect DNS servers


B.

Unreachable default gateway


C.

Missing route configuration


D.

Misconfigured subnet mask


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