The following PMP® exam sample question is taken from the Free PMP Exam Simulator at http://free.pm-exam-simulator.com - The answer is at the very bottom:

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Activity / Duration / Predecessor
A / 2 / Start
B / 4 / A,E
C / 6 / A
D / 3 / B,C
E / 7 / Start
F / 2 / E

What is the duration of the critical path?
A.) 11
B.) 14
C.) 9
D.) 15

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Hint: Use PDM to calculate.
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