ITEC 1301 Chapter Notes - Chapter 8: Data Flow Diagram, Integration Testing, Legacy System
22 Nov 2016
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5:36 pm: an overview of systems development. Project sponsor: key member and leader of steering committee. Identifies initiatives to support org. strategic goals: traditional systems development life cycle. The later error detected, the more expensive it is to correct. Previous phases must be reworked to some extent. Work on next stage can"t start until previous stage reviewed and approved. Six phases: investigation, analysis, design, construction, integration and testing, implementation. Feasibility analysis: assesses technical, economic, legal, operation, and schedule feasibility. Prioritized list of systems requirements and recommendation. Integration testing: linking individual components together and testing. Structured meeting process that can accelerate and improve the efficiency of investigation phase, analysis and design phase. Success depends on how well jad facilitator plans and manages the session. Technique during investigation phase to define biz processes. Begin with name of system, then identify highest-level processes. Each process given two word verb-subject name.
