单项选择题
Which of the following tools would a technician use to check functionality of a physical networkconnection?（）
A. Butt set
B. Cable tester
C. Protocol analyzer
D. Voltage event recorder
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相关考题
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单项选择题
Which of the following is an invalid subnet mask?（）
A.255.0.0.0
B.255.256.255.0
C.255.255.255.255
D.255.255.00 -
单项选择题
Which of the following protocols is the LEAST secure and should be avoided on a wireless network?（）
A.WEP
B.PEAP
C.WPA
D.TKIP -
单项选择题
Which of the following should be configured to provide priority to voice traffic?（）
A. Port mirroring
B. DMZ
C. Qos
D. Trunking
