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Cisco Quality of Service (QoS) Sample Questions:

1. The qos pre-classify command can be configured under which two configuration modes? (Choose two.)

A) router(config-router)#
B) router(config-if)#
C) router(config-crypto-map)#
D) router(config-pmap-c)#
E) router(config)#
F) router(config-cmap)#

2. SIMULATION - LAB

A) Please click console

3. Which two values influence how the fragment size should be set when configuring FRF.12? (Choose two.)

A) the CIR of the PVC
B) the Voice over IP (VoIP) packet size
C) the software queuing method
D) the physical interface port speed
E) the dual FIFO Frame Relay interface queue size

4. Which three characteristics are drawbacks to the use of a best-effort with over-provisioning backbone design? (Choose three.)

A) It requires complex QoS mechanisms at the network edge.
B) Denial of Service attacks on one service can affect all network traffic.
C) The design uses a different over-provisioning ratio for the different traffic classes.
D) Unplanned network failures can cause unexpected congestion in the network.
E) It requires complex QoS mechanisms at the network core.
F) The design costs more to implement than a DiffServ backbone.

5. Refer to the partial router configuration. Which two of the following statements are true? (Choose two.)

A) The configuration is invalid since it refers to a class map within a different class.
B) Any IP packet will be subject to policing.
C) The class-map class1 command will set the qos-group value to 4 for all IP packets.
D) Regardless of destination IP address, all traffic sent to Mac address 1.2.3 will be subject to policing
E) All traffic from a server with the IP address of 147.23.54.21 will be subject to policing.
F) Only those packets which satisfy all of the matches in class1 and class2 will be subject to policing.

Solutions: