以下工程进度网络图中，若结点0和6分别表示起点和终点，则关键路径为 （ ） 。
- A.0→1→3→6
- B.0→1→4→6
- C.0→1→2→4→6
- D.0→2→5→6
正确答案及解析
正确答案
解析
本题考查应试人员关键线路方面的知识。关键线路有两种定义：①在一条线路中，每个工作的时间之和等于工程工期，这条线路就是关键线路。②若在一条线路中，每个工作的时差都是零，这条线路就是关键线路。根据定义我们可以求出关键线路是0→1→2→4→6，正确答案是C。
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