QoS policies are applied on the switches of a LAN. Which type of command will show the effects of the policy in real time?（）

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• Which of the following are policies applied to discount promotions？（）

  A . If multiple discounts could apply to a given product/item， the promotion with the highest priority will be chosen. B . If multiple discounts could apply to a given product/item， the promotion with the largest amount off will be chosen. C . If more than one order level discount could apply to an order， the discount with the highest priority will bechosen. D . If more than one order level discount could apply to an order， the discount with the largest amount off will be chosen. E . If discounted shipping and another type of order level discount could apply to the same order， both are applied.

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• Which two statements about the QoS policy generation phase of the Cisco SDM QoS wizard are true？ （）

  A .  The SDM QoS wizard will create two real-time traffic classes to handle VoIP and voice signaling packets. B .  The SDM QoS wizard will create three real-time traffic classes to handle VoIP， voice signaling， and video packets. C .  The SDM QoS wizard will create four real-time traffic classes to handle VoIP， voice signaling， video， and video streaming packets. D .  The SDM QoS wizard will create two business-critical traffic classes to handle transactional and network management packets. E .  The SDM QoS wizard will create three business-critical traffic classes to handle transactional， network management， and routing packets. F .  The SDM QoS wizard will create four business-critical traffic classes to handle transactional， network management， routing， and best-effort packets.

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• SDM creates a low latency queuing （LLQ） service policy with its associated classes. What are the two types of low latency queuing available using the SDM QoS wizard？（）

  A .  FIFO queuing， which provides a means to hold packets while they are waiting to exit an interface B .  Priority queuing， which ensures a fixed amount of bandwidth C .  Custom queuing （CQ）， which provides a queuing tool that services all queues， even during times of congestion D .  Bandwidth queuing， which ensures a minimum amount of bandwidth E .  Weighted fair queuing （WFQ）， which classifies packets based on flow

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• You need to design a password policy that meets business requirements. What should you do？ Select all that apply.（）

  A . Increase the number of passwords that are remembered B . Disable reversible encryption C . Set the minimum password age to zero days D . Increase the maximum password age

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• For defining the QoS policies for each traffic class， which parameters should be identified？ （）

  A . minimum bandwidth guarantee B . average bandwidth guarantee C . optimum bandwidth guarantee D . maximum bandwidth rate E . IP precedence F priority

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• 在route-policy中，能够用于apply字句的BGP属性有哪些？（）

  A . Local-Preference B . TAG C . MED D . AS-Path

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• What are two steps to define a QoS policy？（）

  A . set a minimum bandwidth guarantee B . increase bandwidth C . determine a specific transfer rate D . establish timers E . configure CBWFQ for best-effort traffic F . set a maximum bandwidth limit

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• What are two step needed to define a QoS policy for a traffic class？（）

  A . determine a minimum bandwidth guarantee B . determine interfaces to which to apply policy C . assign priorities to the class D . configure access control list

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• You are configuring a wireless lan controller for qos. which 802.11e user priority tag should you apply to voice applications？（）

  A . 3 B . 6 C . 4 D . 1

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• Which two statements about the QoS policy generation phase of the Cisco SDM QoS wizard are true？（）

  A . the SDM QoS wizard will create two real-time traffic classes to handle VoIP， voice signaling， and video packets B . the SDM QoS wizard will create three real-time traffic classes to handle VoIP， voice signaling， video， and video packets C . the SDM QoS wizard will create four real-time traffic classes to handle VoIP， voice signaling， video， and video streaming packets D . the SDM QoS wizard will create two business-critical traffic classes to handle transactional and  network management packets E . the SDM QoS wizard will create three business-critical traffic classes to handle transactional， network management， and routing packets F . the SDM QoS wizard will create four business-critical traffic classes to handle transactional， network management， routing， and best-effort packet

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• Which QoS requirement applies to streaming video traffic?（）

  A . one-way latency of 150 ms to 200 ms B . jitter of 30 ms or less C . packet loss of 2 percent or less D . 150bps of overhead bandwidth

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• You are working with a client to deploy QoS on their Frame Relay WAN. They would like to be able to allow packets to cross the Frame Relay WAN but have them marked as discard eligible if they exceed the QoS policy. How would you accomplish this task?（）

  A . Configure a class map that sets the DE bit so that the policy map can correctly apply a violate-action if the policy is exceeded. B . Configure a service policy that sets the DE bit and apply it to the serial interface connected to the Frame Relay WAN. C . Configure a policy map that has a burst-max action of setting the DE bit if the policy is exceeded. D . Configure a policy map that has a violate-action to change the DE bit from 0 to 1.

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• Within the WMM policy， how many default QoS radio access categories are there？（）

  A .  8 B .  5 C .  4 D .  3

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• 下列哪种工具不能被route-policy的apply字句直接引用（）

  A . Tag B . Ip-Prefix C . Origin D . Community

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• What are two steps needed to define a QoS policy for a traffic class？（）

  A .  Determine a minimum bandwidth guarantee. B .  Determine interfaces to which to apply policy. C .  Assign priorities to the class. D .  Configure access control lists.

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• When creating a QoS policy dialog box in Cisco UCSM， which four fields can be modified？（）

  A .  name B .  best-effort C .  burst D .  rate E .  host control

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• Which QoS requirement applies to streaming video traffic？（）

  A .  one-way latency of 150 ms to 200 ms B .  jitter of 30 ms or less C .  packet loss of 2 percent or less D .  150bps of overhead bandwidth

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• Which three characteristics of the traffic flow are taken into consideration when the QoS-for-VPNs feature （QoS pre-classify） provides packet classification and applies appropriate QoS service on tunnel interfaces？（）

  A . IP precedence bits B . DSCP bits C . original port numbers D . DE bits E . source IP address F . destination IP addre

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• Which QoS mechanism will allow a single policy to be applied to multiple interfaces?（）

  A . policy map B . class map C . ACL D . service policy

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• You are configuring a wireless LAN controller for QoS. Which 802.11e user priority tag should you apply to voice applications？（）

  A . 1 B . 3 C . 4 D . 6

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• Route-Policy的apply命令不能修改以下哪一项参数（）。

  A、OSPF引入区域类型 B、OSPF进程ID C、OSPF开销 D、OSPF外部路由类型

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• 在route-policy中，能够用于apply子句的BGP属性有哪些（）

  A．local-Preference B．tag C．MED D．S-PATH

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• 一个Croute-policy下可以有多个节点，不同的节点号用noe标识，每个节点下可以有多个math和apply子句，下面哪些描述是错误的（）

  A．不同节点之间是或的关系 B．不同节点之间是与的关系 C．每个节点下的match子句之间是与的关系 D．每个节点下的match子句之间是或的关系

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• QUESTION398：下列哪种工具不能被route-policy的apply子句直接引用？（）

  A．tag B．community C．origin D．IP-Prefix

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