Civil Engineering - UPSC Civil Service Exam Questions - Discussion

Discussion Forum : UPSC Civil Service Exam Questions - Section 9 (Q.No. 1)
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
Answer: Option
No answer description is available. Let's discuss.
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