单项选择题

Which of the following WAN technologies uses a telephone cable?（）

A.POTS
B.FDDI
C.SONET
D.Cable modem

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单项选择题

Which of the following features should an administrator configure to allow an IDS to watch thetraffic on a switch?（）

A. ARP spoofing
B. VLAN
C. Mirroring
D. Spanning tree

单项选择题

Which of the following should an administrator do after running a command from the console onthe perimeter router?（）

A. Update the configuration logs
B. Update the network wiring schematics
C. Update the network configuration procedures
D. Compare the configuration with the baseline

单项选择题

Which of the following is MOST commonly powered using PoE?（）

A.Routers
B.Switches
C.Laptops
D.Access points