[单选题]对交换机的描述，正确的是（）

正确答案 ：B

单广播域，多冲突域的设备

[单选题]A receiving host has failed to receive all of the segments that it should acknowledge.What can the host do to improve the reliability of this communication session?

正确答案 ：E

Decrease the window size

解析：解析：Explanation:

[多选题]Using a subnet mask of 255.255.255.224, which of the IP addresses below can you assign to the hosts on this subnet? (Select all that apply)

正确答案 ：CDE

92.11.178.93

134.178.18.56

192.168.16.87

解析：C,D,E 解析：Explanation:

[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]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:

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