Draw the activity on node diagram and determine the ES, EF, LS, LF. Determine the critical path and slack C.D G.H Dow the activity on arrow diagram
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- You are creating a customer database for the Hillsboro Hops minor league baseball team. Draw a project network given the information in the table that follows. Complete the forward and backward pass, compute activity slack, and identify the critical path. How long will this project take? How sensitive is the network schedule? Calcu-late the free slack and total slack for all noncritical activities.ID Description Predecessor Time (days)A Systems design None 2 B Subsystem A design A 1C Subsystem B design A 1D Subsystem C design A 1E Program A B 2F Program B C 2G Program C D 2H Subsystem A test E 1I Subsystem B test F 1J Subsystem C test G 1K Integration H, I, J 3L Integration test K 1The table below show a set of activities of an IS project,its expected completion time (ET) and preceding activities. Activity Preceding Activity Expected Time (ET) A - 7 B A 9 C A,B 5 D C 17 E C 12 F C 7 G D,E,F 10 H D,G 7 Construct a network diagram ,and calculate its earliest completion time (TE), latest completion time (TL) and slack time (ST). If the activity E took 16weeks instead of 12weeks to complete ,what impact will it have on the project duration?A public accounting firm requires the following activities a. Draw a network for this project.b. Make a forward pass and a backward pass to determine ES, LS, EF, and LF.c. What are the critical path and the project completion time?d. If the project completion must be reduced by twodays, which activities might be affected?
- Dave Fletcher was able to determine the activity times for constructing his laser scanning machine. Fletcher would like to determine ES, EF, LS, LF, and slack for each activity. The total project completion time and the critical path should also be determined. Here are the activity times: Activity Time (weeks) Immediate Predecessor(s) Activity Time (weeks) Immediate Predecessor(s)A 6 - E 5 BB 8 - F 6 BC 2 A G 9 C, ED 3 A H 7 D , F Dave's earilest start (ES) and earliest finish (EF) are: Activity ES EF A 0 6 B 0 ? C D E F G HDave Fletcher was able to determine the activity times for constructing his laser scanning machine. Fletcher would like to determine ES, EF, LS, LF, and slack for each activity. The total project completion time and the critical path should also be determined. Here are the activity times: Activity Time (weeks) Immediate Predecessor(s) Activity Time (weeks) Immediate Predecessor(s)A 7 - E 4 BB 8 - F 7 BC 4 A G 11 C, ED 1 A H 6 D , F Dave's earliest start (ES) and earliest finish (EF) are: Activity ES EF A 0 7 B 0 8 C 7 11 D 7 88 E 8 12 Part 7 F ? ? G ? ? H ? ?Based on Table below, discuss how to complete the following project case:a. Create a network model in the form of Activity and Arrow (AoA) and Activity on Node (AoN) for the marketing product project of a company using the CPM method (manual and optimization software)! b. Analyze the critical path and critical duration for the company's project! Activity Description Predecessor Duration (day) A Production Planning — 18 B Market Survey and Market Research — 20 C Production Analysis A 28 D Modeling Product A, B 31 E Sales Brochures A, B 21 F Cost Analysis C, E 33 G Product Experiment D, E 42 H Sales Training B, E 29 I Cost Pricing H 26 J Project Report F, G, I 50
- Draw a network representation of the project (nodes = activities, arrows = precedence constraints). Provide early start/early finish as well as late start/late finish times for all activities. What is the duration of the project, and which tasks are on the critical path? Task Description Duration Predecessors A Project Planning 16 days - B Evaluation Existing Apps 20 days - C Define Value Proposition 12 days B D Define User Interface 18 days B E Define Technology Requirements 22 days C and D F Document Requirements 14 days E G Develop Architecture 35 days A and F H Creation Code Design 18 days G I Roadmap Feature Development 12 days G J User Interface Development 74 days H and I K Code Development 92 days H and I L Release Testing 32 days J and K M Get User Feedback 22 days L N Bug Fixing 28 days L O Marketing Plan 54 days E P Release Product 5 days M, N and OA project has these activities, precedence relationships, and activity durations: Activity Immediate Predecessor Activity Activity Duration (Week)a * 3b * 4c * 3d c 12e b 5f a 7g e,f 3 a. Draw a CPM network for the project. b. Provide an overview for the project by computing the duration for each path. c. What is the critical path? What is the project's estimated duration?The estimated times and immediate predecessorsfor the activities in a project at George Kyparis’s retinal scan-ning company are given in the following table. Assume thatthe activity times are independent. a) Calculate the expected time and variance for each activity.b) What is the expected completion time of the critical path?What is the expected completion time of the other path inthe network?c) What is the variance of the critical path? What is the vari-ance of the other path in the network?d) If the time to complete path A–C is normally distributed,what is the probability that this path will be finished in22 weeks or less?e) If the time to complete path B–D is normally distributed,what is the probability that this path will be finished in22 weeks or less?f) Explain why the probability that the critical path will befinished in 22 weeks or less is not necessarily the probabil-ity that the project will be finished in 22 weeks or less.
- The table below show a set of activities of an IS project,its expected completion time (ET) and preceding activities. Activity Preceding Activity Expected Time (ET) A - 7 B A 9 C A,B 5 D C 17 E C 12 F C 7 G D,E,F 10 H D,G 7 Draw a network diagram for the IS project shown above.,and calculate its earliest completion time (TE), latest completion time (TL) and slack time (ST). If the activity E took 16weeks instead of 12weeks to complete ,what impact will it have on the project duration?Mueller & Associates is a urban planning firm that is designing a new public park in an Omaha suburb. Coordination of the architect and subcontractors will require a major effort to meet the 45-week completion date requested by the owner. The Mueller project manager prepared the following project network. A project network with 10 activities and 14 directed arcs is shown. Activity Start is connected to activity A. Activity A is connected to activity B, to activity C, and to activity D. Activity B is connected to activity F. Activity C is connected to activity E and to activity F. Activity D is connected to activity E. Activity E is connected to activity G and to activity Finish. Activity F is connected to activity G and to activity H. Activity G is connected to activity H. Activity H is connected to activity Finish. Activity Finish has no arcs directed to other activities. Estimates of the optimistic, most probable, and pessimistic times (in weeks) for the activities are as…Construct an activity network diagram using Table 3a. Activity A B C D E F G Predecessors - - A A,B D C,E E Expected Time(WKS) 7 9 12 8 9 6 5 Table 3a Activity Durations and relationship Conduct a forward and backwards pass for the activity network diagram that you have constructed and identify the critical path and its duration. Calculate the slack on all of the activities, and proceed to analyze how knowing the slacks can help to manage schedule risk the a project 3b. Assuming that there is the risk of exceeding the project schedule baseline for 7 weeks, critically evaluates the options available that could be used to bring the project on track
