PK0-005 Project Life Cycle Practice Question
A project has the following activities and dependencies: A (5 days), B (3 days, after A), C (4 days, after A), D (2 days, after B), E (6 days, after C), F (1 day, after D and E). What is the total float of activity C?
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
0 days
The critical path is A-C-E-F: 5+4+6+1=16 days. The path A-B-D-F: 5+3+2+1=11 days. The float for C is the difference between early start and late start. Since C is on the critical path, its total float is 0.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
0 days
Why this is correct
Critical path activities have zero float.
- ✗
1 day
Why it's wrong here
Incorrect calculation.
- ✗
2 days
Why it's wrong here
2 days is the float for activity B, not C.
- ✗
5 days
Why it's wrong here
5 days is the duration of A, not float.
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