Implementing and Operating Cisco Collaboration Core Technologies (CLCOR) — Question 181

Which two technical reasons make QoS a necessity in a video deployment? (Choose two.)

Answer options

• A. bursty behavior of video traffic
• B. variable bit rate of the video stream
• C. provisioned bandwidth of the link
• D. low response time between endpoints

Correct answer: A, B

Explanation

The correct answers, A and B, highlight the irregular and changing nature of video traffic, which can lead to congestion if not properly managed. Options C and D, while relevant to network performance, do not specifically address the inherent challenges posed by video traffic that QoS aims to mitigate.