Exam N10-009 Topic 5 Question 480 Discussion

Actual exam question for CompTIA's N10-009 exam
Question #: 480
Topic #: 5
Which of the following is primarily used to ensure stable and clear voice communication by prioritizing delay-sensitive traffic like VoIP?

Suggested Answer: A Vote an answer

Quality of Service (QoS) prioritizes delay-sensitive traffic such as VoIP by assigning higher priority in queues, reducing jitter, latency, and packet loss. Implementing QoS policies ensures stable and clear voice communication.
* B. STP (Spanning Tree Protocol) prevents switching loops, but it does not address jitter or real-time traffic performance.
References (CompTIA Network+ N10-009):
* Domain: Network Infrastructure - QoS, traffic shaping, prioritization of voice/video.

by Dempsey at Jul 15, 2026, 11:19 PM

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