Question: Your project is divided into five major subprojects. Subproject P involves developing specifications for the new cell phone. Here, decisions related to such things as

Your project is divided into five majorYour project is divided into five major
Your project is divided into five major subprojects. Subproject \"P\" involves developing specifications for the new cell phone. Here, decisions related to such things as baitery life, size of the phone, and features need to be made. These details are based on how a customer uses the cell phone. These user specifications are redefined in terms that have meaning to the subcontractors that will actually make the new cell phone in subproject \"S\" supplier specifications. These involve engineering details for how the product will perform. The individual components that make up the product are the focus of subproject \"D.\" Subproject \"I\" brings all the components together, and a working prototype is built and tested_ Finally, in subproject \"V" suppliers are selected and contracts are negotiated. Exhibit 4.13: Work Breakdown Structure and Activities for the Cell Phone Design Project MAJOR SUBPROJECTS/ ACTIVITIES ACTIVITY IDENTIFICATION DEPENDENCY DURATION (WEEKS) Product Specifications (P) Market research PL = 2 Overall product specifications P2 P1 4 Hardware P3 P2 5 Software P4 P3 5 Supplier specifications (5S) Hardware $1 P4 2 Software $2 pa 6 Product design (D) Battery BL S51 1 Display D2 s1 5 Camera D3 S1 1 Outer cover B4 D1, D2, D3 4 Product integration (I) Hardware Il D4 3 User interface 12 D2 2 Software coding 13 I2 4 Prototype testing 14 1, 13 4 Subcontracting (WV) Suppliers selection V1 S1 482 18 Contract negotiation V2 I4, V1 2 a. Calculate the start and finish times for each activity. Note: Leave no cells blank - be certain to enter "O" wherever required. b. Determine the minimum number of weeks for completing the project. Minimum number of weeks c. Find the activities that are on the critical path for completing the project in the shortest time. O P1-P2-P3-P4-S1-D1-D4-11-14-V2 O P1-P2-P3-P4-S1-D2-D4-11-14-V2 O P1-P2-P3-P4-S1-D3-D4-11-14-V2 O P1-P2-P3-P4-S1-D2-12-13-14-V2

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