Chapter Six Time Robbers

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Precedence Diagramming Method (PDM) uses boxes to represent activities (nodes) and lines with arrows to represent the dependencies see example next slide The task names are for this example shortened to just letters. The lines with arrows are not labeled Notice that some of the activities (C, F, G, and H) have more than one predecessor; some only have a successor (Begin) and some only have a predecessor (End) Copyright © 2010 Pearson Education, Inc. Publishing as Prentice Hall 6 ‐ 15 Sample PD Copyright © 2010 Pearson Education, Inc. Publishing as Prentice Hall 6 ‐ 16 1/8/2010 8
Microsoft Project Sample PD Copyright © 2010 Pearson Pearson Education, Inc. Publishing as Prentice Hall 6 ‐ 17 Activity Dependency Types Finish‐to‐start Finish coding g module before unit testingg Start‐to‐start Start on Training Model after Use cases started Finish‐to‐Finish Can’t complete training model until User Interface model complete Start‐to‐Finish Phase out legacy system can’t finish until x days after New system starts acceptance testing Copyright © 2010 Pearson Education, Inc. Publishing as Prentice Hall 6 ‐ 18 1/8/2010 9
Page 1 and 2: Chapter Six Project Time and Cost P
Page 3 and 4: Project Time Management Processes
Page 5 and 6: Activity Characteristics Activity
Page 7: Sample Activity‐on‐Arrow (AOA)
Page 11 and 12: Estimate Activity Resources Proces
Page 13 and 14: Typical Problems with Estimates De
Page 15 and 16: Task Sizing -Lines of Code Has bee
Page 17 and 18: Example Copyright © 2010 Pearson P
Page 19 and 20: Advantages with Function Points It
Page 21 and 22: Package‐Level or Bottom‐Up Anal
Page 23 and 24: COCOMO First developed by Barry Bo
Page 25 and 26: Can be Quick COCOMO Advantages Can
Page 27 and 28: Schedule Benefits Aides the projec
Page 29 and 30: Critical Path Method (CPM) Produce
Page 31 and 32: Begin Find the Critical Path 1 D (2

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