2021儿科护理专业实践能力真题模拟07-24

1、When implementing OSPFv3, which statement describes the configuration of OSPF areas?（）（单选题）

A. In interface configuration mode, the OSPFv3 area ID combination assigns interfaces to OSPFv3 areas.

B. In router configuration mode, the network wildcard area ID combination assigns networks to OSPFv3 areas.

C. In interface configuration mode, the IPv6 OSPF process area ID combination assigns interfaces to OSPFv3 areas.

D. In router configuration mode, the IPv6 OSPF interface area ID combination assigns interfaces to OSPFv3 areas.

试题答案：C

2、下面哪一项正确描述了路由协议（）（单选题）

A.  允许数据包在主机间传送的一种协议

B.  定义数据包中域的格式和用法的一种方式

C.  通过执行一个算法来完成路由选择的一种协议

D.  指定MAC地址和IP地址捆绑的方式和时间的一种协议

试题答案：C

3、A mobility group is created by a cisco wlcm and 4402 series wireless lan controller. A client that is anchored on the cisco wlcm roams to an access point on the 4402 controller. you then run a debug command on the 4402 controller. Which message would best describe the establishment of the tunnel from the foreign controller’s perspective？（）（单选题）

A. received mobile anchor export message

B. transmit plumbing duplex mobility tunnel message

C. received plumbing duplex mobility tunnel message

D. transmit mobile anchor export message

试题答案：D

4、Which two statements are true about CAC？（）（多选题）

A. CAC is implemented in the call setup phase to allocate bandwidth resources

B. CAC is implemented in the call maintenance phase to allocate bandwidth resources

C. CAC is utilized during the call teardown phase to ensure that all resources have been released

D. CAC uses the Cisco RSVP （Resource Reservation Protocol） Agent to integrate call-processing capabilities with the underlying network infrastructure

E. CAC is implemented in the call setup phase to determine the destination of the call

试题答案：A,D

5、 Refer to the exhibit. Which three statements are true about trust boundaries in the campus network？  （Choose three.）（） （多选题）

A.  A device is trusted if it correctly classifies packets.

B.  A device is trusted if it correctly declassifies packets.

C.  The outermost trusted devices represent the trust boundary.

D.  Classification and marking occur using 802.1ab QoS bits before reaching the trust boundary.  

E.  Network trust boundaries are automatically configured in IOS version 12.3 and later.

F.  For scalability， classification should be done as close to the edge as possible.

试题答案：A,C,F