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單項(xiàng)選擇題

An administrator is concerned about users utilizing the company's wireless signal with their
personal laptops.
Which of the following is the BEST method to use to prevent unauthorized devices from using the company's wireless network?（）

A. Secure VPN
B. MAC filtering
C. IP filtering
D. Static IP addresses

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單項(xiàng)選擇題

Which of the following network cable types requires grounding?（）

A.STP
B.UTP
C.Fiber
D.Serial

單項(xiàng)選擇題

At which of the following OSI model layers is HTTPS encryption performed?（）

A.Layer 3
B.Layer 5
C.Layer 6
D.Layer 7

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