题目内容
A prototype is a set of communication rules for the exchange of information.
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Packetization refers to breaking information into small parts for transmission across the Internet.
In a network environment, a client provides resources for the servers.
Network operating systems (NOS) control and coordinate the activities of all computers and other devices on a network.
WANs are widely used by organizations to link personal computers and to share printers and other resources.
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