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Cisco Maintaining Cisco Service Provider Quality of Service (MSPQS) Sample Questions:

1. Refer to the exhibit.

Which two statements are correct? (Choose two.)

A) No traffic can be matched to the REALTIME traffic class.
B) AF11 or AF12 or AF13 marked packets will be matched to the BULK-DATA traffic class.
C) The BULK-DATA traffic class is missing the match-any option in the class-map command.
D) No traffic can be matched to the BULK-DATA traffic class.
E) No traffic can be matched to the VoIP traffic class.

2. When troubleshooting a QoS problem, which two key statistics should you look for? (Choose two.)

A) queue utilization
B) queue drops
C) interface utilization
D) queue depth
E) queue priority

3. Which of these correctly describes traffic classification using qos-group?

A) qos-group marking is automatically mapped to MPLS EXP marking.
B) qos-group marking value ranges from 0 to 7.
C) qos-group is only applicable to an MPLS-enabled router.
D) qos-group is local to the router.

4. Refer to the exhibit.

Traffic in CLASS-B is not getting a minimum bandwidth of 192 kb/s in this policy map. What can be done to correct this?

A) No changes are needed, the site is already correct.
B) Decrease the maximum queue size.
C) Set the shape rate to a CIR higher than 192 kb/s.
D) The shape peak command should be used instead of the shape average command.

5. Refer to the exhibit.

Some customers report that at peak times during the day their average throughput seems to be less than what they expect. While troubleshooting, you notice that data flows sometimes seem to be synchronized with a tendency to increase then drop off in a repeating manner. Which action would help to alleviate this situation?

A) Implement WRED to help prevent tail drops during periods of congestion.
B) Change your QoS model from DiffServ to IntServ for better QoS scalability.
C) Implement traffic shaping to smooth out the peaks and troughs.
D) Decrease the size of output queues in the network to allow the scheduler to allocate link bandwidth fairly.

Solutions: