Critical Path Method Exercises - PMTraining

1 Copyright 2016 PMTraining , SSI Logic. All Rights Reserved. Duplication of this material is not permitted without express consent of PMTraining , SSI Logic. Visit for tools and resources on PMP training. Critical path Method Exercises Based on the PMBOK Guide Fifth Edition Course ID: PMTONDEMAND35 Contact Hours / PDUs: 35 For more information on project management certification training, please visit Copyright 2016 PMTraining , SSI Logic. All Rights Reserved. Duplication of this material is not permitted without express consent of PMTraining , SSI Logic.

2 Visit for tools and resources on PMP training. Practice exercise Critical path Method exercise 1: For the following table of information, 1. Draw the network diagram 2. List the network paths 3. Determine the Critical path (s) 4. Determine the float for each activity Activity Duration Dependency Float Start 0 days - A 5 days Start B 2 days Start C 3 days A, B D 5 days Start E 6 days Start F 4 days D, E G 2 days C, F H 5 days G I 7 days G J 3 days H Finish 0 days I, J Copyright 2016 PMTraining , SSI Logic. All Rights Reserved. Duplication of this material is not permitted without express consent of PMTraining , SSI Logic.

3 Visit for tools and resources on PMP training. exercise 2: Ear ly Star tDurationEar ly FinishLate Sta rtSlackLate FinishTask Name2A5H3B8I5C1D7J5K8L2M3F3N1E5G 1. Perform a Forward Pass and a Backward Pass of the network diagram above 2. Which Activities has the same Early Finish as they have Late Finish? Note: The project starts on Day 0 Copyright 2016 PMTraining , SSI Logic. All Rights Reserved. Duplication of this material is not permitted without express consent of PMTraining , SSI Logic. Visit for tools and resources on PMP training. exercise 3: For the following table of information, 1.

4 Draw the network diagram 2. List the network paths 3. Determine the Critical path (s) 4. Determine the float for each activity Activity Duration (Days) Dependency Float Start 0 - A 8 Start B 5 A C 6 B, H D 8 C E 9 D, F F 3 C, I G 7 Start H 8 G I 9 H J 5 I K 2 J L 3 J Finish 0 Copyright 2016 PMTraining , SSI Logic. All Rights Reserved. Duplication of this material is not permitted without express consent of PMTraining , SSI Logic. Visit for tools and resources on PMP training. Critical path Method exercise Solutions Copyright 2016 PMTraining , SSI Logic.

5 All Rights Reserved. Duplication of this material is not permitted without express consent of PMTraining , SSI Logic. Visit for tools and resources on PMP training. exercise 1 Solution: 1. 055227A022557B055116D066006E5387210C6410 6010F1021210012G1251712017H1271913120I17 32017020 JEar ly Star tDurationEar ly FinishLate Star tSlackLate FinishTask Name 2. Network paths: 1. A -> C -> G -> H -> J 2. A -> C -> G -> I 3. B -> C -> G -> H -> J 4. B -> C -> G -> I 5. D -> F -> G -> H -> J 6. D -> F -> G -> I 7. E -> F -> G -> H -> J 8. E -> F -> G -> I 3. Critical path : E -> F -> G -> H -> J (shown in red) 4.

6 Activity floats shown in the diagram Copyright 2016 PMTraining , SSI Logic. All Rights Reserved. Duplication of this material is not permitted without express consent of PMTraining , SSI Logic. Visit for tools and resources on PMP training. exercise 2 Solution: 1. Early StartDurationEarly FinishLate StartSlackLate FinishTask Name022121214A055005H235141217B58135013I 5510171222C10111281829D1372013020J205252 0025K1382117425L2122325427M10313221225F2 532827230N11112291830E2553025030G 2. Any activity on the Critical path will have Late Finish equal to its Early Finish Copyright 2016 PMTraining , SSI Logic.

7 All Rights Reserved. Duplication of this material is not permitted without express consent of PMTraining , SSI Logic. Visit for tools and resources on PMP training. exercise 3 Solution: 1. Early StartDurationEarly FinishLate StartSlackLate FinishTask Name0882210A077007G851310215B78157015H15 62115021C2182921029D1592417226I245293063 5J2432726229F2933235638L2993829038E29231 36738K 2. Network paths: 1. A -> B -> C -> D -> E 2. A -> B -> C -> F -> E 3. G -> H -> I -> J -> K 4. G -> H -> I -> J -> L 5. G -> H -> C -> D -> E 6. G -> H -> C -> F -> E 7. G -> H -> I -> F -> E 3. Critical path : G -> H -> C -> D -> E (shown in red) 4.

8 Activity Floats shown in the network diagram