单项选择题
At Layer 2 of the OSI model, which component connects a host to the network media?（）
A. Hub
B. Switch
C. Bridge
D. NIC
E. Transceiver
相关考题
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单项选择题
Which command is required for connectivity in a Frame Relay network if Inverse ARP is not operational?（）
A. frame-relay arp
B. frame-relay map
C. frame-relay interface-dlci
D. frame-relay lmi-type -
单项选择题
What will a router do during startup if a configuration file is not located in NVRAM?（）
A. it will search for the configuration file in the locations specified by boot system commands.
B. it will search for the configuration file in flash and if no configuration file is found there, it will enter the setup dialog.
C. it will search for the configuration file on a TFTP server and if no configuration file is found there, it will enter the setup dialog.
D. it will search for the configuration file in flash and if no configuration file is found there, it will load a limited configuration file from ROM.
E. it will search for the configuration file on a TFTP server and if no configuration file is found there, it will load a limited configuration file from ROM. -
单项选择题
A router leams about a remote network from EIGRP.OSPF. and a static route. Assuming all routing protocols are using their default administrative distance, which route will the router use to forward data to the remote network?（）
A. The router will use the static route.
B. The router will use the OSPF route.
C. The route will use the EIGRP route.
D. The router will load balance and use all three routes.
