Software Architecture Quality Attributes

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DiscussionWe have already touched upon two metrics– Coupling– CohesionHow do they relate to ISO and Bass’ qualityattributes?Henrik Bærbak Christensen 30
SummaryArchitectural Qualities: Maintainability is justone of several qualities of a software system– Qualities often are in conflict– <strong>Software</strong> architect must find the proper balancebetween them– Maintainability (= techniques from this course) are notnecessarily a primary driver!Maintainability– Has sub qualities• Stability, changeability, testability, analyzability– Flexiblity: change by addition, not by modification...Henrik Bærbak Christensen 31
Page 3 and 4: What does “good” mean?Question:
Page 5 and 6: The need for measuringThe server sh
Page 7 and 8: Measuring qualityQuality FrameworkQ
Page 9 and 10: SAiP’s ContributionThe book Softw
Page 11 and 12: ExerciseSystem quality attributes-
Page 13 and 14: The System QualitiesSecurity- Conce
Page 16 and 17: Design Patterns in PerspectiveExamp
Page 18 and 19: The sequence diagramAll is fine ...
Page 20 and 21: ... what about performance ?Message
Page 22 and 23: Maintainability in DetailsA key qua
Page 24 and 25: Sub Qualities of MaintainabilityCom
Page 26 and 27: ChangeabilityExamples- The size of
Page 28 and 29: TestabilityExamples- The GammaTown
Page 32: SummaryThere is no good or bad soft

Software Architecture Quality Attributes

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