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Phase 2 Systems Analysis C ase Studies 3. Prepare a list of data stores and data flows needed for the system. Under each data store, list the data...

Personal Trainer, Inc. Case Study.
Case Studies 237 Phase 2 Systems Analysis 3. Prepare a list of data stores and data flows needed for the system. Under each data store, list the data elements required. 4. Prepare a data dictionary entry and process description for one of the system’s func- tional primitives. PERSONAL TRAINER, INC. Personal Trainer, Inc., owns and operates fitness centers in a dozen Midwestern cities. The centers have done well, and the company is planning an international expansion by opening a new “supercenter” in the Toronto area. Personal Trainer’s president, Cassia Umi, hired an IT consultant, Susan Park, to help develop an information system for the new facility. During the project, Susan will work closely with Gray Lewis, who will manage the new operation. Background Susan Park has completed a preliminary investigation and performed the fact-finding tasks that were described in Chapters 2 and 4. Now, she will use the results to develop a logical model of the proposed information system. Assignments Before you perform the following tasks, you should review the information provided in Chapters 2 and 4 of the case. 1. Prepare a context diagram for the new system. 2. Prepare a diagram 0 DFD for the new system. 3. Write a brief memo that explains the importance of leveling a set of DFDs. 4. Write a brief memo that explains the importance of balancing a set of DFDs.
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Computer Science - 8360680.doc

Context diagram for the new system:
Record System for
Customers Finance
Department Customers PERSONAL TRAINER,
INC NEW SYSTEM Employees System for Payroll Payable Accounts
Training Instructor 0 DFD...

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