题目内容

A(n) _______ is a private network within an organization that is designed to resemble the Internet.

A. intranet
B. ethernet
C. internet
D. extranet

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A(n) _______ is a private network that connects more than one organization.

A. intranet
B. extranet
C. internet
D. ethernet

In a client/server network, the _______ provides access to resources and services.

A. client
B. switch
C. server
D. gateway

A(n) _______ network topology does not use a specific physical layout, but requires that each node have more than one connection to the other nodes.

A. star
B. bus
C. tree
D. mesh

A hierarchical network topology in which each device is connected to a central node, either directly or through one or more other devices, is also called a(n) _______ network.

A. tree
B. bus
C. mesh
D. star

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