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Reqts-Design Loops (9-21-10)

Reqts-Design Loops (9-21-10) - Technical Processes...

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Technical Processes & Requirements “If I had an hour to solve a problem and my life depended on the solution, I would spend the first 55 minutes determining the proper question to ask, for once I know the proper question, I could solve the problem in less than five minutes.” --- Albert Einstein
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Bringing Systems Into Focus
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Basic Feedback Control Model Understand  Need & Criteria Problem/solution looking for solution/problem Criteria for Success Plan : Develop Course of Action (Conceptualize) Formulate : refine requirements & conceptualize Analyze  characteristics Decide : evaluate & verify design Implement : Perform Course of Action Integrate Coordinate Evaluate : Measure and Assess Results Success? Adjust, improve? Formulate Analyze Decide Replicative Iterative Fractal, self-similar Essence of the decision process Understand Need & Criteria Plan Course  of Action Implement Course  of Action Evaluate Results of Action Compare Results
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A Linear Process View Need  and  Criteria  definition  What is the basic  need  that must be met?  What is the required  fundamental  capability that will meet that need?  Scope/Context  definition Identify/define everything that is germane to developing the needed capability System/Concept Development Requirements  development What basic  functions  are necessary to establish the fundamental capability? What basic  constraints  restrict/limit the fundamental capability?
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