CompTIA
JK0-018 · Question #798
JK0-018 Question #798: Real Exam Question with Answer & Explanation
The correct answer is C. TCP 53 E. UDP 53. See the full explanation below for the reasoning.
Question
A security technician needs to open ports on a firewall to allow for domain name resolution. Which of the following ports should be opened? (Select TWO).
Options
- ATCP 21
- BTCP 23
- CTCP 53
- DUDP 23
- EUDP 53
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