[单选题]You want to upgrade the Ezonexam LAN so that all ports operate in full duplex mode. Which statement is true about full-duplex Ethernet when comparing to half-duplex Ethernet?

正确答案 ：C

Full-duplex Ethernet can provide higher throughput than can half-duplex Ethernet of the same bandwidth

[单选题]关于帧中继的说法，正确的是（）

正确答案 ：C

可以偷占带宽

[单选题]OSI七层模型中，数据链路层的数据封装名称为（）

正确答案 ：B

帧

[单选题]You wish to segment your LAN into multiple broadcast domains. Which technology method should you implement in order to do this?

正确答案 ：D

Virtual LANs

解析：D 解析：Explanation:

[单选题]When is a switched network that is running the Spanning Tree Protocol considered to be fully converged?

正确答案 ：D

when every operating switch port is in either the blocking or forwarding state

解析：解析：Explanation:

[单选题]当配置一个CISCO的路由器时，缺省的DR和BDR优先级是（）。

正确答案 ：B

1

[单选题]SMTP工作在OSI哪一层（）

正确答案 ：D

应用层

[单选题]Which type of cable should be used to make a connection between the Fa0/0 port on a router and the Fa0/0 port switch?

正确答案 ：D

Straight-through cable

解析：解析：Explanation:Straight-throughcablesareusedtoconnecthosttoswitch(orhub)androutertoswitch(orhub).

[单选题]You are given a PC, a router, and a cable. Select the correct combination that will allow you to log into router VE1 locally using a terminal emulation program such as HyperTerminal.

正确答案 ：B

Connect the PC's COM port to the router's console port using a rollover cable.

解析：B 解析：Explanation:

[单选题]帧中继环境中，CIR的含义是（）

正确答案 ：B

保证线路速率

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