lecture1-processes requirments ans use cases

Applying UML and Patterns: An Introduction to Object-Oriented Analysis and Design and Iterative Development (3rd Edition)

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1 Lecture 1: Processes, Requirements, and Use Cases
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2 Development Processes • Early Days: evolve a system – Build and fix – Leads to chaos – Need for intelligent design • Waterfall Model – Requirements, Design, Code, Tests, Maintenance
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3 Rational Unified Process • Iterative, incremental development: Development cycle : results in a release Iteration phases : Inception, Elaboration, Construction, Transition Phase activities : Business Modeling, Requirements, Design, Implementation, Test, Deployment, Configuration & Change, Project Management, Environment (tools, process design)
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4 Factors for Success and the RUP • Iterative development: develop part of the functionality, explore designs such as GUI • Daily builds: incorporate new code into (partially) complete system; rapid feedback via testing • Team experience in shipping multiple products • Early focus on building and evaluating a cohesive system architecture • (Product Development Practices that Work, MIT Sloan Management Review , 42:2, 2001)
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5 Lightweight vs Heavyweight Process • Formal, heavyweight: strict phases with defined formal documentation, often not iterative • Agile: adjust to application, activities in one phase differently weighted • Extreme programming: smaller projects, all staff eye to eye, paired programming, tests as specifications -> little formal documentation other than code
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Introduction to Requirements • Basic but not sole step in inception
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lecture1-processes requirments ans use cases - Lecture 1:...

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