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

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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

单项选择题

Which of the following devices would MOST likely integrate a DHCP server?（）

A.Router
B.Hub
C.Switch
D.Bridge

单项选择题

An administrator is having a hard time adding a new switch to the network. After verifying that allthe ports are configured correctly on each switch, which of the following should the administratorverily NEXT?（）

A. Straight-through cable is used to connect both switches
B. Loopback plug is connected
C. Crossover cable is used to connect both switches
D. Cable is a rollover cable