The Systems Development Life Cycle•Software success, or failure, can lead to business success, or failure.•Potential advantages of successful software implementations provide firms with significant incentives to manage software development risks.•Key Terms:•Legacy System•Conversion•Software customization•Systems development life cycle
Systems Development Life Cycle
Phase 1: Planning•Establishes a high-level plan of the intended project and determines project goals. •First and most critical phase.•Organizations must carefully plan activities.•Key Terms: •Change Agent•Brainstorming •Project•Project Management•Project Manager•Project Plan
Phase 2: Analysis•In the analysis phase, the firm analysis its end-user business requirements and refines project goals into defined functions and operations of the intended system.
Phase 2: Analysis – Data Flow Diagram
Phase 3: Design•Design phase establishes descriptions of the desired features and operations of a system. •Moving into design phase turns the project focus to the physical or technical point of view.
Phase 3: Design •Graphical user interface is the interface to an information system.