关于网络计划，说法正确的是（）。 -题库考试答案搜索网

关于网络计划，说法正确的是（）。

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2021-07-17 22:10

A、<p>双代号网络图可用于表达复杂的逻辑关系</p>
B、<p>双代号网络图只允许一个起点节点但可以有多个终点节点</p>
C、<p>单代号网络图应只有一个起点节点和一个终点节点</p>
D、<p>工作自由时差，是指在不影响其紧后工作按最迟开始时间开始的前提下本工作可以利用的机动时间</p>
E、<p>从起点节点开始到终点均为关键工作的线路，为单代号网络计划的关键线路</p>

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正确答案

A,C

试题解析

标签：建筑工程类造价师一级造价师造价管理精讲班入学测评

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