PLEASE ANSWER ALL RED BOXES CORRECTLY

 

Exhibit 4.13: Work Breakdown Structure and Activities for the Cell Phone Design Project MAJOR SUBPROJECTS/ACTIVITIES Product Specifications (P) DEPENDENCY DURATION (WEEKS) ACTIVITY IDENTIFICATION Market research Overall product specifications Hardware Software P1 P2 P3 P4 1222 P1 P2 P3 3656 1 Supplier specifications (S) Hardware S1 Software S2 525 Product design (D) Battery Display Camera D3 Outer cover 1231 D1 D2 D4 Product integration (I) Hardware I1 User interface Software coding 23 12 S1 S1 S1 D1, D2, D3 D2 12 Prototype testing 14 11, 13 66 1614 3566 Subcontracting (V) Suppliers selection Contract negotiation V1 V2 S1,S2 14, V1 a. Calculate the start and finish times for each activity. (Leave no cells blank - be certain to enter "O" wherever required.) 10 6 Earliest Finish Activity Earliest Start Time Time Latest Start Time Latest Finish Time P1 0 6 x 01 6 x P2 6 x 10 6 x 10 P3 10 15x 10 15 x P4 15 x 19 15 19 S1 19 25 x 19 25 X S2 19 25 x 23 x 29 D1 25 x 26 X 27 X 28 D2 25 x 27 x 25 x 27 x D3 25 26 27 28 D4 27 31 28 32 X 11 31 X 34 x 32 x 35 x 12 27 31 x 27 X 31 X 13 31 x 35 x 31 X 35 X 14 35 x 39 35 x 39 V1 25 35 x 29 x 39 V2 39 41 x 39 41 x b. Determine the minimum number of weeks for completing the project. Minimum number of weeks 41 c. Find the activities that are on the critical path for completing the project in the shortest time. P1-P2-P3-P4-S1-D2-D4-11-14-V2 P1-P2-P3-P4-S1-D3-D4-11-14-V2 P1-P2-P3-P4-S1-D1-D4-11-14-V2 P1-P2-P3-P4-S1-D2-12-13-14-V2