You work for Motorola in its global cell phone group. You havebeen made project manager for the design of a new cell phone model.Your supervisors have already scoped the project so you have a listshowing the work breakdown structure and this includes majorproject activities. You must plan the project schedule andcalculate project duration and project costs. Your boss wants theschedule and costs on his desk tomorrow morning! You have beengiven the information in Exhibit 10.14. It includes all theactivities required in the project and the duration of eachactivity. Also, dependencies between the activities have beenidentified. Remember that the preceding activity must be fullycompleted before work on the following activity can be started.Your project is divided into five major tasks. Task P involvesdeveloping specifications for the new cell phone. Here decisionsrelated to such things as battery life, size of the phone, andfeatures need to be determined. These details are based on how acustomer uses the cell phone. These user specifications areredefined in terms that have meaning to the subcontractors thatwill actually make the new cell phone in Task S, supplierspecifications. These involve engineering details for how theproduct will perform. The individual components that make up theproduct are the focus of Task D. Task I brings all the componentstogether and a working prototype is built and tested. Finally inTask V, vendors are selected and contracts are negotiated. Exhibit10.14 Work Breakdown Structure and Actives for the Cell PhoneDesign Project Major Project Tasks / Activities ActivityIdentification Dependency Duration (Weeks) Product specifications(P) Overall product specifications Hardware specifications Softwarespecifications Market research P1 P2 P3 P4 – P1 P1 P2, P3 4 5 5 2Supplier specifications (S) Hardware Software Market research S1 S2S3 P2 P3 P4 5 6 1 Product design (D) Circuits Battery Display Outercover User interface Camera Functionality D1 D2 D3 D4 D5 D6 D7 S1,D7 S1 S1 S3 S2 S1, S2, S3 D5, D6 8 1 2 4 4 1 4 Product integration(I) Hardware Software Prototype testing I1 I2 I3 D1,D2,D3, D4, D6D7 I1, I2 3 5 5 Subcontracting (V) Vendor selection Contractnegotiation V1 V2 D7 I3, V1 10 2
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