單項(xiàng)選擇題

An administrator needs to terminate network cables that have just been installed in the main communications closet.
Which of the following tools is required?（）

A. Multimeter
B. Snips
C. Toner probe
D. Punch down tool

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單項(xiàng)選擇題

A user receives a call from someone reporting to be from the help desk who asks for their
password. The user discovers later that the caller did not work for the help desk.
Which of the following describes this type of exploit?（）

A. Phishing scam
B. Social engineering
C. Man-in-the-Middle
D. Shoulder surfing

單項(xiàng)選擇題

Which of the following networks are reserved for private IP addresses?（）

A. 168.129.00/24
B. 172.16.128.0/15
C. 192.168.0.0/16
D. 162.17.0.0/12