软件工程评估和管理英文讲义process3.ppt
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软件工程评估和管理英文讲义process3.ppt

软件工程评估和管理英文讲义process3.ppt

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SoftwareProcessesObjectivesTopicscoveredProcessactivitiesSoftwarespecificationTherequirementsengineeringprocessSoftwaredesignandimplementationDesignprocessactivitiesThesoftwaredesignprocessStructuredmethodsProgramminganddebuggingThedebuggingprocessSoftwarevalidationThetestingprocessTestingStagesTestingphasesSoftwareevolutionSystemevolutionMidpointreviewGenericsoftwareprocessmodelsWaterfallmodelWaterfallmodelproblemsEvolutionarydevelopmentEvolutionarydevelopmentEvolutionarydevelopmentComponent-basedsoftwareengineeringReuse-orienteddevelopmentProcessiterationIncrementaldeliveryIncrementaldevelopmentIncrementaldevelopmentadvantagesExtremeprogrammingSpiraldevelopmentSpiralmodel-BoehmSpiralmodelsectorsTheRationalUnifiedProcessRUPphasesRUPgoodpracticeTheSEIprocessmaturitymodelKeyprocessareasItfocusesonprojectmanagementratherthanproductdevelopment.Itignorestheuseoftechnologiessuchasrapidprototyping.ItdoesnotincorporateriskanalysisasakeyprocessareaItdoesnotdefineitsdomainofapplicabilityWhereverpossible,quantitativeprocessdatashouldbecollectedVerydifficultwhereorganisationsdon’thaveclearlydefinedprocessstandards,asyoudon’tknowwhattomeasure-aprocessmayhavetobedefinedbeforeanymeasurementispossible.ProcessmeasurementsshouldbeusedtoassessprocessimprovementsTheimprovementsdriveristheorganizationalobjectives,notthemeasurements.Timetakenforprocessactivitiestobecompleted-e.g.Calendartimeorefforttocompleteanactivityorprocess.Resourcesrequiredforprocessesoractivities-e.g.Totaleffortinperson-days.Numberofoccurrencesofaparticularevent-e.g.Numberofdefectsdiscovered.KeypointsKeypoints