单项选择题
On which of the following cables would a technician find a BNC connector installed?（）
A.CAT6
B.RG-6
C.Fiber
D.CAT3
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When configured. MPLS can increase routing redundancy by providing which of the following network topology types?（）
A.Bus
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C.Multipath
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单项选择题
Which of the following devices separates a LAN segment into two collision domains, without affecting the broadcast domain?（）
A.Firewall
B.Bridge
C.Repeater
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Which of the following protocols is used to encrypt data between web servers and web browsers?（）
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