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1. You are given the following network diagram; 5 2 4 6 10 3 15 A. Find all paths in the diagram? B. Find the
1. You are given the following network diagram; 5 2 4 6 10 3 15 A. Find all paths in the diagram? B. Find the critical path? C. Find the path slack? D. Calculate the ES, EF, LS and LF times of each activities? E. Calculate the activity slack for all activities? 2. The following table contains different activities for publishing a book, which requires 27 weeks and 10 activities. Activity Predecessor(s) Duration (weeks) A: Manuscript proofreading by editor B: Sample pages preparation III1 WAN W C: Book cover design D: Artwork preparation E: Author's approval of edited manuscript and sample pages A, B F: Book formatting E NAN G: Author's review of formatted pages F H: Author's review of artwork D 1: Production of printing plates G, H J: Book production and binding GI Required: A. Draw the network diagram for the above table? B. Find all paths in the diagram? C. Find the critical path? D. Find the path slack? E. Calculate the ES, EF, LS and LF times of each activities? F. Calculate the activity slack for all activities?3. Ardi Manufacturing Company is in the process of preparing a budget for launching a new product. The following table provides the associated activities and their durations. Activity Predecessor(s) Duration (days) A: Forecast sales volume B: Study competitive market C: Design item and facilities C HNWUNE D: Prepare production schedule E: Estimate cost of production D F : Set sales price B, E Prepare budget E, F 14 A. Draw the network diagram for the above table? B. Find all paths in the diagram? 2 L C. Find the critical path? D. Find the path slack? E. Calculate the ES, EF, LS and LF times of each activities? F. Calculate the activity slack for all activities? 4. Construct the project network comprised of activities A to L with the following precedence relationships; Please specify activity times by yourself. (a) A, B, and C, the first activities of the project, can be executed concurrently. (b) A and B precede D. (c) B precedes E, F, and H. (d) F and C precede G. (e) E and H precede / and J. (1) C, D, F, and J precede K. (g) K precedes L. (h) I, G, and L are the terminal activities of the project. A. Find all paths in the diagram? B. Find the critical path? C. Find the path slack? D. Calculate the ES, EF, LS and LF times of each activities? E. Calculate the activity slack for all activities?5. Construct the project network comprised of activities A to P that satisfies the following precedence relationships: Please specify activity times by yourself. (a) A, B, and C, the first activities of the project, can be executed concurrently. (b) D, E, and F follow A (c) I and G follow both B and D. (d) H follows both C and G. (e) K and L follow 1. (f) J succeeds both E and H. (g) M and N succeed F, but cannot start until both E and H are completed. (h) O succeeds M and I. (i) P succeeds J, L, and O. (j) K, N, and P are the terminal activities of the project. 3 L A. Find all paths in the diagram? B. Find the critical path? C. Find the path slack? D. Calculate the ES, EF, LS and LF times of each activities? E. Calculate the activity slack for all activities? 6. The following table gives the activities for buying a new car. Construct the project network. Activity Predecessor(s) Duration (days) A: Conduct feasibility study B: Find potential buyer for present car C: List possible models D: Research all possible models HUNNWHAW E: Conduct interview with mechanic F: Collect dealer propaganda G: Compile pertinent data D. E, F H: Choose top three models G H 1: Test-drive all three choices J: Gather warranty and financing data H I.J K: Choose one car WHANNNW K L: Choose dealer M: Search for desired color and options L N: Test-drive chosen model once again B, M. N O: Purchase new car A. Find all paths in the diagram? B. Find the critical path? C. Find the path slack? D. Calculate the ES, EF, LS and LF times of each activities? E. Calculate the activity slack for all activities?7. You are given the following network diagram; 4 L 2 5 6 3 2 A. Find all paths in the diagram? B. Find the critical path? C. Find the path slack? D. Calculate the ES, EF, LS and LF times of each activities? E. Calculate the activity slack for all activities? 10 12 10 10 5 Project (a) Project (b) A. Find all paths in the diagram for both project (a) and (b)? B. Find the critical path for both project (a) and (b)? C. Find the path slack for both project (a) and (b)? D. Calculate the ES, EF, LS and LF times of each activities for both project (a) and (b)? E. Calculate the activity slack for all activities for both project (a) and (b)
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