【导读】
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1. [单选题]查看E0端口配置信息的命令是：()
A. show access-list
B. show ip route
C. show version
D. show interfacee0
2. [单选题]At which layer of the OSI model does the protocol that provides the information displayed by the "show cdp neighbors" command operate?
A. Transport
B. Physical
C. Application
D. Data link
E. Network
3. [多选题]What are two characteristics of "store and forward" switching? (Select two answer choices)
A. Latency fluctuates regardless of frame. size.
B. The switch receives the complete frame. before beginning to forward it.
C. Latency through the switch varies with frame. length.
D. The switch checks the destination address upon receipt of headers.
