《计算机英语(第4版)》课后练习参考答案.doc

《《计算机英语(第4版)》课后练习参考答案.doc》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。

1、UnitFour/SectionBI.Fillintheblankswiththeinformationgiveninthetext:1.Informationengineeringemphasizesamodelingtoolcalledentityrelationshipdiagrams.2.Oneofthedisadvantagesofmodel-drivendevelopmentisthelongdurationofprojects.3.Unlikestructuredanalysisanddesignandinformationengineering,object-orienteda

2、nalysisanddesignattempttoemergethedataandprocessconcernsintosingularconstructscalledobjects.4.Unlikelogicalmodels,physicalmodelsshownotonlywhatasystemisordoes,butalsohowthesystemisphysicallyandtechnicallyimplemented.II.TranslatethefollowingtermsorphrasesfromEnglishintoChineseandviceversa:1.checkbox复

3、选框，选择框，校验框2.structureddesign结构化设计3.buildingblock积木块，构建模块，构件4.databaseschema数据库模式5.radiobutton单选（按）钮6.系统建模技术systemmodelingtechnique7.模型驱动开发model-drivendevelopment8.数据流程图dataflowdiagram9.下拉式菜单drop-down(或pull-down)menu10.滚动条scrollbarUnitFive:SoftwareProcessUnitFive/SectionAI.Fillintheblankswiththeinfor

4、mationgiveninthetext:1.Newsoftwaremaybedevelopedfromscratchorthroughtheuseofexistingsystemsandoff-the-shelfsoftwareorsystemcomponents.2.Thethreegenericprocessmodelsdiscussedinthetextareoftencomplementaryratherthanmutuallyexclusive,especiallyforlargesystemdevelopment.3.Thewaterfallmodelissonamedbecau

5、seofthecascadefromonephasetoanotherinthesoftwaredevelopmentprocess.4.Thefundamentaldevelopmentactivitiesofthewaterfallmodelarerequirementsanalysisanddefinition,systemandsoftwaredesign,implementationandunittesting,integrationandsystemtesting,andoperationandmaintenance.5.Thetwofundamentaltypesofevolut

6、ionarydevelopmentareexploratorydevelopmentandthrowawayprototyping.6.Theevolutionaryapproachisoftenmoreeffectivethanthewaterfallapproachinproducingsystemsthatmeettheimmediateneedsofcustomers,butitisdifficulttoestablisha(n)stablesystemarchitectureusingthisapproach.7.CBSEisa(n)reuse-orientedapproachtos

7、oftwaredevelopment,whichreliesonalargebaseofreusablesoftwarecomponentsandanintegratingframeworkforthesecomponents.8.WhileCBSEcanreducetheamountofsoftwaretobedevelopedandtheassociatedcostandrisks,itcan