CAPM Predictive Plan-Based Methodologies Practice Question
Exhibit
Activity | Duration (days) | Predecessor A | 3 | None B | 5 | A C | 4 | A D | 6 | B, C E | 2 | D
Refer to the exhibit. What is the critical path duration?
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
✓
16 days
The critical path is the longest path through the network. Path A-B-D-E: 3+5+6+2=16 days. Path A-C-D-E: 3+4+6+2=15 days. Therefore, the critical path duration is 16 days.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
14 days
Why it's wrong here
No path has a duration of 14 days.
- ✗
17 days
Why it's wrong here
No path has a duration of 17 days.
- ✓
16 days
Why this is correct
The critical path (A-B-D-E) totals 16 days.
- ✗
15 days
Why it's wrong here
This is the duration of the non-critical path.
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Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
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