思科CCNA考试截屏题库（五）Cisco认证考试

文章作者 100test 发表时间 2009:04:30 00:38:26
来源 100Test.Com百考试题网

An access list has been designed to prevent Telnet traffic from the Graphics Department from reaching the web server attached to the Northfield router. On which router, interface, and in what direction should the access list be placed to most efficiently implement this list? (Choose three.)

A:Westfield router

B:Northfield router

C:s0

D:e0

E:in

F:out

Correct Answers: A, D, E

Why would an administrator change the value of the spanning-tree priority of a switch?

A: in order to optimize the path that frames take from source to destination

B: to increase the priority so a designated port will become a root port

C: to increase the BID, so the switch is more likely to become root bridge

D: in order to allow VLANs to be sent from one switch to another across a single link

E: to force a given switch to become an STP server

Correct Answers: A

A technician is investigating a problem with the exhibited network. These symptoms have been observed: - None of the user hosts can access the Internet. - None of the user hosts can access the server in VLAN 9. - Host A can ping Host B. - Host A CANNOT ping Host C or Host D. - Host C can ping Host D. What could cause the symptoms?

A: Interface S0/0 on the router is down.

B: Interface Fa1/0 on the router is down.

C: Interface Fa0/5 on Switch3 is down.

D: Interface Fa0/4 on Switch3 is down.

E: Switch 1 is turned off.

F: Switch 3 is turned off.

Correct Answers: B

You are unable to telnet to a router at address 203.125.12.1 from a workstation with the IP address 203.125.12.23. You suspect that there is a problem with your protocol stack. Which of the following actions is most likely to confirm your diagnosis?

A: ping 127.0.0.0

B: ping 203.125.12.1

C: telnet 127.0.0.1

D: ping 127.0.0.1

E: tracert 203.125.12.1

Correct Answers: D

A network administrator is designing a Cisco network for a large company. The network must be able to use minimal bandwidth for routing 0updates, converge quickly, and support VLSM, CIDR, IP and IPX. Which routing protocol will best fit the requirements of this network?

A: RIP v1

B: RIP v2

C: IGRP

D: OSPF

E: EIGRP

Correct Answers: E