单项选择题

Which of the following can be an STP cable？（）

A.RG-6
B.CAT5e
C.Fiber
D.RG-59

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单项选择题

Which of the following describes the location where an administrator would terminate a bundle ofCAT5e cables?（）

A.Switch
B.Smart jack
C.Router
D.Patch panel

单项选择题

Users are unable to stay connected to the company's wireless network. Several times throughout
the day the users' signals are dropped and they are forced to reconnect to the network.
A technician determines the network cabling that supplies the WAP has been run inside with several
power lines.
Which of the following is the MOST likely cause of the network issue?（）

A.Ashort
B.Open pairs
C.ESD
D.EMI

单项选择题

Which of the following devices transmits timed broadcasts onto an active network?（）

A. Bridge
B. Unmanaged switch
C. DHCP client
D. Firewal