某项目各项工作的先后顺序及工作时间如下表所示，该项目的总工期为（ ）天。
- A.31
- B.32
- C.33
- D.34
正确答案及解析
正确答案
解析
本考题考查的知识点为关键路径法。
关键路径通常（但并非总是）是决定项目工期的进度活动序列。它是项目中最长的路径，即使很小的浮动也可能直接影响整个项目的最早完成时间。关键路径的工期决定了整个项目的工期，任何关键路径上的终端元素的延迟在浮动时间为零或负数时将直接影响项目的预期完成时间（例如在关键路径上没有浮动时间）。该项目有4条路径，其中ADFGI是关键路径，工期为32天。
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