Cisco QOS Exam Certification Guide (IP Telephony Self-Study), Second Edition

Appendix A. Answers to the “Do I Know This Already?” Quizzes and Q & A Sections

Chapter 1

“Do I Know This Already” Quiz

QoS: Tuning Bandwidth, Delay, Jitter, and Loss Questions

1.	Which of the following are not traffic characteristics that can be affected by QoS tools?
	Answer: C
2.	Which of the following characterize problems that could occur with voice traffic when QoS is not applied in a network?
	Answer: A, B VoIP does not retransmit packets, and VoIP does not use broadcasts.
3.	What does a router base its opinion of how much bandwidth is available to a queuing tool on a serial interface?
	Answer: E A router always uses the bandwidth setting, which defaults to T1 speed.
4.	Which of the following ...