软件工程导论期末复习

软件工程导论期末复习

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时间:2018-07-07

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1、软件工程概述部分FAQsaboutsoftwareengineeringlWhatisSoftware?Computerprogramsandassociateddocumentationsuchasrequirements,designmodelsandusermanuals(指南).Softwareproductsmaybedevelopedforaparticularcustomerormaybedevelopedforageneralmarket.Genericproducts–通用软件产品Bespoke(custom)products

2、–制定软件产品Characteristics1:Softwareisdevelopedorengineered;Butitisnotmanufacturedintheclassicalsense.(Thatmeanswecancopyyourproductwhenyoufinishthephaseofbuildingup.)Characteristic2:Softwaredoesn’t“wearout”lWhatisSoftwareEngineering?Softwareengineeringisanengineeringdiscipline(

3、工程学科)thatisconcernedwithallaspectsofsoftwareproduction.Softwareengineersshouldadoptasystematicandorganised(系统的,有组织的)approachtotheirworkanduseappropriatetoolsandtechniquesdependingontheproblemtobesolved,thedevelopmentconstraintsandtheresourcesavailable.resources:People(mostim

4、portant)ToolsMethodProcesslWhatisthedifferencebetweenSE(softwareengineering)andCS(computerscience)?Computerscienceisconcernedwiththeoryandfundamentals;softwareengineeringisconcernedwiththepracticalitiesofdevelopinganddelivering(交付)usefulsoftware.lWhatisthedifferencebetweenso

5、ftwareengineeringandsystemengineering?systemengineeringisconcernedwithallaspectsofcomputer-basedsystemsdevelopment,includinghardwaresoftwareandprocessengineering(处理工程).softwareengineeringisapartofthisprocess.lWhatissoftwareprocess?Asetofactivitieswhosegoalisthedevelopmentore

6、volutionofsoftware.Genericactivitiesinallsoftwareprocessesare:Specification(描述)-whatthesystemshoulddoanditsdevelopmentconstraintsDevelopment(开发)-productionofthesoftwaresystemValidation(有效性验证)-checkingthatthesoftwareiswhatthecustomerwantsEvolution(进化)-changingthesoftwareinres

7、ponsetochangingdemands.lWhatissoftwareprocessmodel?Asimplifiedrepresentation(表示形式)ofasoftwareprocess,presentedfromaspecificperspective.softwareprocessmodel:Workflowperspective-sequenceofactivities;Data-flowperspective-informationflow;Role/actionperspective-whodoeswhat.软件过程部分

8、lGenericprocessmodelsØWaterfall;(瀑布型)——Separateanddistinctphasesofspecifica

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