UPSC Civil Service Exam Questions - Civil Engineering Questions and Answers

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Discussion :: UPSC Civil Service Exam Questions

Consider the following statements :
A critical activity in a CPM network has
1. The longest duration of all activities
2. zero total float
3. zero for float
4. The shortest duration of all activities
which one of the statements given above are correct ?

1 and 2

1 and 3

2 and 3

3 and 4

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