Humber Web Design Co. is organizing a new project to increase efficiency and improve relations with their clients. The project manager for this initiative has broken the project up into several parts as follows:   Activity Activity Description Immediate Predecessor Activity time (days) A Identify Client Base ― 44 B Develop Client Prospectus ― 35 C Perform Design Analysis ― 46 D Program Back End A, B, C 43 E Program Front End A 27 F Project Consolidation D, E 36   (a) For the given project, fill in the nodes of the network diagram below.     A       E                     44       27                                               Start   B       D       F       Finish Time   35       43       36       Time                                   C                             46                           (b) Using the network diagram, fill in the table. Make sure that you put the values in the appropriate columns. Activity Earliest Start (ES) Latest Start (LS) Earliest Finish (EF) Latest Finish (LF) Slack (LS-ES) Critical Path?                 A           ? No Yes                 B           ? Yes No                 C           ? Yes No                 D           ? No Yes                 E           ? No Yes                 F           ? Yes No                   (c) Using parts (a) and (b), determine the critical path. If you get more than one critical path, please select the upper one. For example, if you have found the paths A-E-F and C-D-F, then you should select A-E-F. The critical path is ? A B C D E F  −- ? A B C D E F  −- ? B A F D E C (d) The project completion time is  days.

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Humber Web Design Co. is organizing a new project to increase efficiency and improve relations with their clients. The project manager for this initiative has broken the project up into several parts as follows:

 

Activity Activity Description Immediate Predecessor Activity time (days)
A Identify Client Base 44
B Develop Client Prospectus 35
C Perform Design Analysis 46
D Program Back End A, B, C 43
E Program Front End A 27
F Project Consolidation D, E 36

 

(a) For the given project, fill in the nodes of the network diagram below.

    A       E                
    44       27                
                             
Start   B       D       F       Finish
Time   35       43       36       Time
                             
    C                        
    46                        

 

(b) Using the network diagram, fill in the table. Make sure that you put the values in the appropriate columns.

Activity Earliest Start (ES) Latest Start (LS) Earliest Finish (EF) Latest Finish (LF) Slack (LS-ES) Critical Path?                
A           ? No Yes                
B           ? Yes No                
C           ? Yes No                
D           ? No Yes                
E           ? No Yes                
F           ? Yes No                

 

(c) Using parts (a) and (b), determine the critical path.

If you get more than one critical path, please select the upper one. For example, if you have found the paths A-E-F and C-D-F, then you should select A-E-F.

The critical path is ? A B C D E F  −- ? A B C D E F  −- ? B A F D E C

(d) The project completion time is  days.

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