Lecture 23: Component-Based Systems

• Lecture 23: A Basis for COTS Software Evaluation : Foundations for the Design of COTS-Intensive Systems .
• Presentation Outline .
• COTS-Intensive Systems (CIS) .
• Two Types of COTS-Based Systems .
• The Inevitability of CIS .
• Evaluation in CIS.
• The State of Evaluation Practice .
• Two Extreme Hazards of Evaluation: Choosing Between Scylla and Charybdis .
• Scylla: The Lesser of Two Evils .
• Charybdis: The Risk of Irrelevancy .
• A Better Way .
• Presentation Outline .
• A Small Illustration... .
• Problems and Reformulated Goal .
• Design and Decision Making .
• An Evaluation Timeline .
• Formative vs. Normative Evaluation .
• Tutorial Roadmap .
• A Real-Life Illustration .
• The Secure Browser Ensemble .
• The Secure Java Ensemble .
• Ensemble Evaluation .
• Tutorial Roadmap .
• Re-evaluation in Constant Context .
• Evaluation in Refined Contexts .
• CIS and Continuous Evaluation .
• Use of Appropriate Decision Aids .
• Evaluation and Design Strategy .
• Tutorial Roadmap .
• Putting the "C" in CIS Design .
• Business/Mechanical Evaluation .
• Tutorial Roadmap .
• The Certainty of Uncertainty .
• Goal-Directed Exploration .
• Summary Points .

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Heather L. Marko

Modified: 6/9/98