单项选择题

Which of the following technologies allows an administrator to submit traffic to an IDS for review?（）

A. Spanning tree
B. VLAN
C. PoE
D. Port mirroring

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单项选择题

An administrator wants to prevent users from plugging in their personal laptops and accessing the Internet without a member of the IT staff configuring the machine first.
Which of the following would MOST likely be installed?（）

A.Multilayer switch
B.CSU
C.Proxy server
D.IDS

单项选择题

Which of the following tools would an administrator BEST use to trace a network cable?（）

A.Toner
B.Cable tester
C.Butt set
D.Multimeter

单项选择题

The helpdesk is receiving calls about the corporate web server being down. Which of the followingshould be taken NEXT after verifying that the server is unreachable?（）

A. Escalate the call to a technician
B. Document any changes in the web server configuration.
C. Implement and test a solution.
D. Continuously ping the server until a ping response is obtained