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單項(xiàng)選擇題

Which of the following network topologies is characterized by a central server and uniqueconnections to all clients? （）

A.Star
B.Bus
C.Mesh
D.Ring

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單項(xiàng)選擇題

Which of the following represents a wiring standard for twisted pair cables?（）

A.Fiber
B.T568A
C.IEEE1394
D.CAT5

單項(xiàng)選擇題

Which of the following can be installed to avoid brown outs?（）

A. A larger electrical breaker
B. An inline fuse box
C. A UPS
D. Multiple power supplies

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