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單項選擇題Which command is used to see the path taken by packets across an IP network?（）

A.show ip route
B.show route
C.traceroute
D.trace ip route

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1.單項選擇題Which command would you configure globally on a Cisco router that would allow you to view directly connected Cisco devices?（）

A.enable cdp
B.cdp enable
C.cdp run
D.run cdp

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2.單項選擇題Which component of VPN technology ensures that data can be read only by its intended recipient？（）

A.data integrity
B.encryption
C.key exchange
D.authentication

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3.多項選擇題If IP routing is enabled, which two commands set the gateway of last resort to the default gateway?（）

A.ip default-gateway 0.0.0.0
B.ip route 172.16.2.1 0.0.0.0 0.0.0.0
C.ip default-network 0.0.0.0
D.ip default-route 0.0.0.0 0.0.0.0 172.16.2.1
E.ip route 0.0.0.0 0.0.0.0 172.16.2.1

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4.單項選擇題A default Frame Relay WAN is classified as what type of physical network（）。

A.point-to-point
B.broadcast multi-access
C.nonbroadcast multi-access
D.nonbroadcast multipoint
E.broadcast point-to-multipoint

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5.單項選擇題A system administrator types the command to change the hostname of a router. Where on the Cisco IFS is that change stored?（）

A.NVRAM
B.RAM
C.FLASH
D.ROM
E.PCMCIA

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