CCNP(-)题库 - 考试题库

【单选题】

[1/2000]What is the best description of serialization delay？（）

A.

the time it takes for a Layer 3 switch or a router to switch a packet from an inbound interface to the queue of the outbound interface

B.

the time it takes for a propagate from source to destination

C.

the time it takes to place a frame on the physical medium for transport

D.

the time a packet resides in the outbound queue of a router

参考答案：

C

参考解析：

无

【单选题】

[2/2000]When enabling IPS on an ISR using the Cisco SDM IPS Wizard， in what location can the SDF be placed？（...

A.

On the RAM of the ISR

B.

On the USB memory stick of the ISR

C.

On the NVRAM of the ISR

D.

On the IPS Module of the ISR

E.

On the Flash memory of the ISR

参考答案：

E

参考解析：

无

【单选题】

[3/2000]What benefit results from implementation of Layer 3 switching versus Layer ...

A.

ease of IP address assignment versus use of external routers

B.

redundancy from trunking between distribution layer switches

C.

provides first-hop redundancy to clients

D.

allows inter-VLAN communication without requiring complexity of routing protocol

参考答案：

C

参考解析：

无

【多选题】

[4/2000]Which two QoS classification and marking statements are true？（）

A.

In a Frame Relay network， delay sensitive traffic is tagged with the discard eligible （DE） bit.

B.

In an MPLS network， the three most significant bits of the DSCP or the IP precedence of the IP packet are copied into the MPLS EXP field

C.

In an MPLS network， the MPLS EXP bits are used to identify up to 16 CoS values.

D.

The differentiated services code point （DSCP） field consists of the first three bits of the IP precedence field in the header of an IP packet.

E.

The 802.10 standard uses a three bitfield referred to as the user priority bits （PRI） to mark packets as belonging to a specific CoS.

参考答案：

B E

参考解析：

无

【单选题】

[5/2000]pany uses GLBP to provide for router redundancy in the network. Which describes the default load b...

A.

Per host basis using a strict priority scheme

B.

Per session using a round-robin scheme

C.

Per session using a strict priority scheme

D.

Per GLBP group using a strict priority scheme

E.

Per host basis using a round-robin scheme

F.

Per GLBP group using a round-robin scheme

参考答案：

E

参考解析：

无

【多选题】

[6/2000]You examine the port statistics on a Cisco Catalyst switch and notice an excessive number offrames a...

A.

Unknown destination MAC address

B.

d cabling

C.

MAC forwarding table is full

D.

Port configured for half duplex

E.

Port configured for full duplex

F.

Network congestio

参考答案：

B F

参考解析：

无

【多选题】

[7/2000]Refer to the exhibit. Two routers are connected by Frame Relay and are runn...

A.

RouterC(config - if)#ip ospf network broadcast RouterD(config - if)#ip ospf network broadcast

B.

RouterC(config - if)#ip ospf network point - to - point RouterD(config - if)#ip ospf network point - to - point

C.

RouterC(config - router)#neighbor 10.100. 100.4 RouterD(config - router)#neighbor 10.100.100.3

D.

RouterC(config - router)#neighbor 10.255.255.254 RouterD(config - router)#neighbor 10.255.255.253

参考答案：

A B D

参考解析：

无

【单选题】

[8/2000]Refer to the exhibit. VLAN2， VLAN3， and VLAN10 are configured on the switch...

A.

Enable IP routing on the switch D-SW1

B.

Configure a default route that points toward network 200.1.1.0/24

C.

Assign an IP address of 10.1.3.1/24 to VLAN3

D.

Configure default gateways to IP address 10.1.2.1 on each host

E.

Configure default gateways to IP address 10.1.10.1 on each host

F.

Configure default gateways to IP address 200.1.1.2 on each host

参考答案：

C

参考解析：

无

【单选题】

[9/2000]The network is displayed in the diagram below： You use the following inform...

A.

VLAN 107 is not configured on the trunk

B.

VLAN 107 does not exist on switch SWA

C.

VTP is pruning VLAN 107

D.

Spanning tree is not enabled on VLAN 107

E.

None of the other alternatives apply

参考答案：

C

参考解析：

无

【多选题】

[10/2000]Refer to the exhibit. This network is running IS - IS. Router RTC is inside...

A.

Because it is running IS - IS in IP - only mode, RTD will not transmit CLNS packets

B.

IP routing updates between RTC and RTD will be IP datagrams that are encapsulated by HDLC

C.

The SNPA for RTE is the source data link address that is used to transmit frames to RTD

D.

IP routing updates between RTC and RTD will be CLNS datagrams that are encapsulated by HDLC

E.

The NET for RTE will be 49.0150.0019.06b7.fd5f.00

F.

IP routing updates between RTC and RTD will be IP datagrams that a re encapsulated by CLNS

参考答案：

C D

参考解析：

无