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單項選擇題

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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單項選擇題

Which of the following performs posture assessments for unknown devices that connect to thenetwork?（）

A.PKI
B.EAP
C.NAC
D.AAA

單項選擇題

Which of the following is the term used to describe the aggregation of multiple components to formone logical component?（）

A.Bonding
B.Circuit switching
C.CSMA/CD
D.Channelization

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