【单选题】【消耗次数：1】
计算机网络的功能不包括（ ）
①
资源共享
②
数据通信
③
集中管理
④
用户管理
参考答案：
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相关题目
【单选题】
计算机网络是用通信线路将分散在不同地点并具有独立功能的多台（ ）互相连接，按照网络协议进行数据通信，实现资源共享的信息系统。
①
计算机
②
计算机网络
③
Internet
④
Intranet
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