题目内容

The network includes the network operating system in the client and server machines, the cables connecting them and all supporting hardware in between such as bridges, routers and switches. ( )

A. 对
B. 错

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A local area network(LAN) is restricted by distances of up to 60 miles.

A. 对
B. 错

A metropolitan area network(MAN) is restricted to distances of up to 60 miles.

A. 对
B. 错

Bus networks are the simplest way to connect multiple clients.

A. 对
B. 错

One of the advantages of star network is it is easy to implement and extend, even in large networks.

A. 对
B. 错

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