Which command can be a router to verify the layer 3 path to a host?（）

单项选择题Which command reveals the last method used to power cycle a router?（）

A.show reload
B.show boot
C.show running-config
D.show version

多项选择题Before installing a new, upgraded version of the IOS, what should be checked on the router, and which command should be used to gather this information? （）

A.the amount of available ROM
B.the amount of available flash and RAM memory
C.the version of the bootstrap software present on the router
D.show version
E.show processes
F.show running-config

多项选择题Refer to the graphic. A static route to the 10.5.6.0 24 network is to be configured on the HFD router. Which commands will accomplish this? （）

A.HFD（config）#iproute10.5.6.00.0.0.255fa0/0
B.HFD（config）#iproute10.5.6.00.0.0.25510.5.4.6
C.HFD（config）#iproute10.5.6.0255.255.255.0fa0/0
D.HFD（config）#iproute10.5.6.0255.255.255.010.5.4.6
E.HFD（config）#iproute10.5.4.60.0.0.25510.5.6.0
F.HFD（config）#iproute10.5.4.6255.255.255.010.5.6.0

多项选择题Refer to the exhibit. A network associate has configured OSPF with the command: City(config-router)# network 192.168.12.64 0.0.0.63 area 0 After completing the configuration, the associate discovers that not all the interfaces are participating in OSPF. Which three of the interfaces shown in the exhibit will participate in OSPF according to this configuration statement? （）

A.FastEthernet0 /0
B.FastEthernet0 /1
C.Serial0/0
D.Serial0/1.102
E.Serial0/1.103
F.Serial0/1.104

单项选择题Which parameter can be tuned to affect the selection of a static route as a backup.when a dynamic protocol is also being used?（）

A.link bandwidth
B.hop count
C.link cost
D.administrative distance
E.link delay