Exam 302 Topic 1 Question 108 Discussion

Actual exam question for F5's 302 exam
Question #: 108
Topic #: 1
Which Layer4 Protocol Does the DNS use?

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DNS can operate over either TCP or UDP, depending on the type of query and response. UDP is typically used for most DNS queries due to its speed and efficiency, while TCP is used for larger queries or responses that exceed the 512-byte limit of UDP.
Domain
Name resolution

by Francis at Mar 13, 2026, 12:38 AM

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