Approaches to System Development

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the problem is understood, a solution is specified in detail (design). The system that solves the problem is then built and installed (implementation). As long as the system is being used by the organization, it is maintained and enhanced to make sure it continues to provide the intended benefits (support).

4. What is the objective of each phase of the SDLC? Describe each objective briefly.

See Figure 2-3 page 40.

The planning phase involves identifying the scope of the new system to ensure a solution is feasible, develop a schedule, and obtain approval for funding. The analysis phase involves understanding and documenting the business needs and processing requirements. The design phase involves designing a solution system, both at an architectural level and a detailed level. The implementation phase involves building, testing, and installing a working system. The support phase involves supporting and maintaining the system over its lifetime.

5. How is iteration used ...

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