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Systems Development

Systems Development. Creating a Computer System. Systems Development Life Cycle (SDLC). Systems Investigation Systems Analysis Systems Design Systems Implementation Systems Maintenance & Review. Systems Investigation. Feasibility Analysis Technical Feasibility Economic Feasibility

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Systems Development

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  1. Systems Development Creating a Computer System

  2. Systems Development Life Cycle (SDLC) • Systems Investigation • Systems Analysis • Systems Design • Systems Implementation • Systems Maintenance & Review

  3. Systems Investigation • Feasibility Analysis • Technical Feasibility • Economic Feasibility • Legal Feasibility • Operational Feasibility • Schedule Feasibility

  4. Systems Analysis • Considerations • Collecting Data • Internal & External • Interviews • Direct Observations • Outputs • Questionnaires • Other data collections • Analyzing Data

  5. Systems Analysis • Analyzing Requirements • Ask Directly • Critical Success Factors • Joint Application Development • Rapid Application Development

  6. Systems Design • Generating Alternatives • Evaluating & Selecting • Contracts

  7. Systems Implementation • Hardware Acquisition • Software Acquisition • Acquire Database & Telecommunication • User Preparation • Personnel Training • Site Preparation

  8. Systems Implementation • Data Preparation • Installation • Testing • Unit Testing • System Testing • Volume Testing • Integration Testing • Acceptance Testing • Startup • User Acceptance & Documentation

  9. Systems Maintenance & Review • Reasons for Maintenance • New requests • Errors/Bugs • Hardware problems • Mergers / Acquisitions • Regulation Changes • Financial Implications • Systems Review

  10. Tools for Systems Development • Computer-Aided Software Engineering (CASE) • Flowcharts • System flowchart • Program flowchart • Decision Tables • Project Management Tools • PERT & Gantt Chart • Prototyping • Outsourcing • Object-Oriented Systems Development

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