12. You are creating a customer database for the Lehigh Valley IronPigs minor league baseball team. Draw a project network given the information below. 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 ABCDEFGH-LKL с J Description Systems design Subsystem A design Subsystem B design Subsystem C design Program A Program B Program C Subsystem A test Subsystem B test Subsystem C test Integration Integration test Predecessor None AAABCDEFIX H, I, J K Time (days) 2 ~-~-~OM---3- 1 2 1 2 10 1 1 1

12. You are creating a customer database for the Lehigh Valley IronPigs minor league baseball team. Draw a project network given the information below. 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 ABCDEFGH-LKL с J Description Systems design Subsystem A design Subsystem B design Subsystem C design Program A Program B Program C Subsystem A test Subsystem B test Subsystem C test Integration Integration test Predecessor None AAABCDEFIX H, I, J K Time (days) 2 ~-~-~OM---3- 1 2 1 2 10 1 1 1

Practical Management Science

6th Edition

ISBN:9781337406659

Author:WINSTON, Wayne L.

Publisher:WINSTON, Wayne L.

Chapter2: Introduction To Spreadsheet Modeling

Section: Chapter Questions

Problem 20P: Julie James is opening a lemonade stand. She believes the fixed cost per week of running the stand...

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Consider the following project where times are in weeks. Activity Immediate Predecessors Duration A - 8 B - 12 C A,B 7 D B 4 E A 2 F C 3 G E,F 7 H D,F 3 What is the slack for activity G? a. 7 b. -7 c. 0 d. 1 There have been several variances in the cost and schedule estimates on your project, and the original estimating assumptions are no longer valid. The variances will likely continue until the end of the project. Calculate the estimate at completion (EAC) for your project based on the following data? BAC = $1,000,000 EV = $200,000 PV = $400,000 AV = $150,000 CPI = 1.333SPI = 0.5 a. $1,425,142 b. $751,879 c. $1,050,000 d. $1,200,120
Consider a small project consisting of the following activities: Activity a b c d e f Immediately preceding activity - - - a, b a, c a, b, c Duration (weeks) 6 12 13 5 4 16 (a) Draw the network diagrams (AOA and AON both) for this project and determine the critical path. What is the minimum completion time for the project? (b) If it is found that some extra resources may be available so that activity c may be crashed by a maximum of 2 weeks, what will be its impact on the critical path(s) and the project completion time? (c) If instead of single time estimates, we have the following three time estimates (to ,…
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Consider the project described in the table below: Activity Duration A B C D E F G H 9 4 8 8 5 7 4 6 OEST-9 and LCT = 15 OEST=9 and LCT = 13 Immediate Predecessor What is the earliest start time (EST) and latest completion time (LCT) of activity B? OEST=9 and LCT = 20 OEST-9 and LCT-17 - A A A B B,C C,D E,F,G
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Please calculate Earliest Start, Earliest Finish, Latest Start, Latest Finish time and total slack for each activity for the project network presented in the next page. Please identify the critical path and the time required to complete the project EARLIEST LATEST TOTAL SLACK ACTIVITIES DURATION START FINISH START FINISH Activity A 3 Activity B 4 Activity C 5 Activity D 7 Activity E 8 Activity F 9 Activity G 1 Activity H 4 Activity I 6 Activity J 2
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