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Understanding Software Development Lifecycle Strategies

Explore logical vs physical models, development approaches, and software strategies in the Health IT sector. Learn about modeling, internet technologies, outsourcing, and prototyping methodologies.

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Understanding Software Development Lifecycle Strategies

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  1. Component 4: Introduction to Information and Computer Science Unit 9/Part c: Components and Development of Large Scale Systems

  2. Object Modeling • Overview, terms and concepts • Unified Modeling Language (UML) Health IT Workforce Curriculum Version 1.0/Fall 2010

  3. Uniform Modeling Language • Structure diagrams • Class, Object, Composite Structure, Package, Component, Deployment • Behavior diagrams • Use Case, Activity, State Machine • Interaction diagrams • Sequence, Timing, Communication Health IT Workforce Curriculum Version 1.0/Fall 2010

  4. Logical vs Physical Models • Logical model • Physical model • Four-model approach: Health IT Workforce Curriculum Version 1.0/Fall 2010

  5. Development Strategies • Internet • Outsourcing • Make or Buy • Prototyping Health IT Workforce Curriculum Version 1.0/Fall 2010

  6. Internet • Software as a Service (SaaS) • Traditional development vs Web-based Systems development • Web 2.0 and cloud computing Health IT Workforce Curriculum Version 1.0/Fall 2010

  7. Outsourcing • Application service providers (ASP) • Internet business services • Offshore outsourcing Health IT Workforce Curriculum Version 1.0/Fall 2010

  8. Make or Buy • Develop software in-house • Purchase a software package • Customize a software package Health IT Workforce Curriculum Version 1.0/Fall 2010

  9. Prototyping • Replaces physical design by the paper-and-pencil process. • Modern, engineering-based approach to design. • Iterative process between designer and users. Health IT Workforce Curriculum Version 1.0/Fall 2010

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