The Systems Development Environment

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The Systems Development Environment Review Questions (p 27) 1. What is information systems analysis and design? {1} Information Systems Analysis and Design is the complex organizational process whereby computer-based information systems are developed and maintained. 2. What is object-oriented analysis and design? {1} Object-Oriented Analysis and Design is a set of systems development methodologies and techniques based on objects rather than data or processes. 3. What is the major difference between #1 and #2 above? {1} The major difference between Information Systems Analysis and Design and Object-Oriented Analysis and Design is that OOAD is focused more on the current world objects and scenarios as they relate to one another and are of more importance to the system, while ISAD is focused more on procedural structure rather than these real life relationships. 4. What is RAD? (not just the acronym but explain) {1} RAD or Rapid Application Development is an approach to developing information systems that promise better and cheaper systems and more rapid development by having system developers and end users work together jointly in real time to develop systems. It relies on extensive user involvement, prototyping, integrated CASE tools, and code generators. 5. Explain what is meant by Agile Methodologies? {1} What is meant by Agile Methodologies is that the user can provide information on requirements and then watch and evaluate as those requirements are designed, coded, and tested. Problems and Exercises (p 27) 6. Explain in detail how prototyping be used as part of the SDLC? {7} Prototyping can be used as part of the SDLC by users and analysts working together to design interfaces and reports for new systems. Additionally, it involves the utilization and development of a working model of

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