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單項(xiàng)選擇題

Which of the following devices replicates and passes data to all devices connected to it?（）

A.Switch
B.Router
C.Bridge
D.Hub

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單項(xiàng)選擇題

Which of the following would BEST protect hardware from dust and ESD when storing it for futureusage?（）

A. Air filter
B. Anti-static bags
C. Compressed air
D. Paper bag

單項(xiàng)選擇題

Which of the following network devices uses NAT to convert private IP addresses into public IPaddresses?（）

A.NAS
B.Firewall
C.Hub
D.Bridge

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