《软件需求分析设计与建模》A彩印.docx
《《软件需求分析设计与建模》A彩印.docx》由会员分享，可在线阅读，更多相关《《软件需求分析设计与建模》A彩印.docx（12页珍藏版）》请在冰点文库上搜索。
《软件需求分析设计与建模》A彩印
诚信应考,考试作弊将带来严重后果！
华南理工大学期末考试
《软件需求分析、设计与建模》试卷A
注意事项：
1.考前请将密封线内各项信息填写清楚；
2.所有答案请直接答于答题纸上；
3．考试形式：
闭卷；
4.本试卷共四大题，满分100分，考试时间120分钟。
题号
一
二
三
四
五
总分
得分
评卷人
一、单项选择题（本大题共15题，每题2分，共30分）
注：
所有的选项中，只有一个答案最符合题目要求，多选、错选均不得分,请将所选的答案依照题号对应填入下表。
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13．
14.
15.
1.WhichkindofdiagraminUMLcanbeappliedtodescribeexternalsystemeventsthatarerecognizedandhandledbysystemoperatorsinthecontextofausecase?
A.StatechartDiagram.
B.ActivityDiagram.
C.SequenceDiagram.
D.CollaborationDiagram.
2.Whydowemodel?
A.Helpstovisualizeasystem.
B. Givesusatemplateforconstructingasystem.
C.Documentsourdecisions.
D.Alloftheabove.
（Helpsustovisualizeasystemaswewantittobe.
Permitsustospecifythestructureorbehaviorofasystem.
Givesusatemplatethatguidesusinconstructingasystem.
Documentsthedecisionswehavemade.）
3.Whatphrasebestrepresentsacompositionrelationship?
A.Isapartof.B.Isakindof.
C.Isanonlypartof.D.Isaninheritanceof.
4.Whichofthefollowingisgoodpracticetousewhiledesigningforreuse?
A.Defineapersistenceframeworkthatprovidesservicesforpersistingobjects.
B.Usedesignpatterns,whereincompletesolutionsarealreadydefined.
C.Usecontrollerobjectstocontroltheflowofprocessesinthesystem.
D.Assignresponsibilitiestoclassessuchthatcouplingbetweenthemremainshigh.
E.AandB.
F.A,BandC.
G.A,B,CandD.
5.WhichofthefollowingstatementisNotTRUE?
A.Asubsystemisapackagethathasseparatespecificationandrealizationparts.
B.Asubsystemisadiscreteentitythathasbehaviorandinterfaces.
C.Asubsystemcanbeidentifiedbythestereotype<>.
D.Asubsystemisapackagethathasspecificationpartonly.
6.InanOOsystem,itisNOTdesirabletoassignresponsibilities:
A.relativelyevenlyacrosstheclasses.
B.moreheavilyinafewcontrollingclasses.
C.accordingtointeractiondiagrammessaging.
D.accordingtotheusecasediagram.
E．AandB
F．B,CandD
7.Forshowinghowseveralobjectscollaborateinsingleusecase,whichoneofthefollowingOOADartifactsistheMOSTuseful?
A.InteractionDiagramsB.ActivityDiagrams
C.StateDiagramsD.ClassDiagrams
8.WhatmethodsMUSTbeimplementedbytheCreditProcessorclassinthepaymentsequencediagram?
A.checkCredit,generateConfirmationCode,displayCofirmation.
B.checkCredit,generateConfirmationCode.
C.checkCredit,generateConfirmationCode,reserveSeat.
D.checkCredit,reserveSeat,displayCofirmation.
9.WhichofthefollowingisTRUEaboutadeploymentdiagram?
A.Sincethereisalwayssomekindofresponsetoamessage,thedependenciesaretwo-waybetweendeploymentcomponents.
B.Dependenciesbetweendeploymentcomponentstendtobethesameasthepackagedependencies.
C.DeploymentdiagramsareNOTtobeusedtoshowphysicalmodulesofcode.
D.DeploymentdiagramsdoNOTshowphysicaldistributionofasystemacrosscomputers.
10.WhenusingOOADartifactstoorganizeandassignteamresponsibilitiesonaproject,itisBESTto:
A.evenlydistributeusecasesamongteammembersandhavethemworkasindependentlyaspossibleinordertominimizecodedependencies.
B.designateoneteamforimplementinginteractiondiagramsrelatedtothe"commoncodepath"andanotherteamforimplementinginteractiondiagramsrelatedto"codepathvariations"（forexample,conditionalorerrorpaths）.
C.divideteamsaccordingtothelayersinthesoftwarearchitectureandhavethemworkasindependentlyaspossibleinordertominimizedependenciesbetweenthelayers.
D.divideteamsaccordingtopackagediagramdependenciesandutilizeusecasestoscheduletheworkfortheindividualteammembers.
11.ToMOSTeffectivelymanageteamsworkingondifferentpackageswithinalargeproject,whichoneofthefollowingshouldbeTRUE?
A.Onetechnicalleadershouldcontroltheprojectdetailsandcommunicatedecisionstothedifferentteams.
B.Theteamleadersshouldfocusonwhichtypeofdatabase（DB2UDB,Oracle,Sybase,orInstantDB）isused.
C.Theteamleadersshouldfocusonqualitydesignsfortheinternalsoftheirpackages,mentoringtheirteammembers.
D.Communicationsbetweentheteamsshouldbeminimizedtoreduceoverheadburdenswhiletheyworkonseparate,independentusecasesfortheirpackages.
12.UsecasesCANNOTbeusedfor:
A.modelingthenonbehavioralaspectssuchasdatarequirements,performanceandsecurity.
B.capturingbehavioralaspectofasystem.
C.capturingfunctionalaspectofasystem.
D.capturingthebusinessprocessathighlevel.
13.Whatkindofassociationbetweenthe2classesdescribedinjavabelow?
publicclassA{
privateArrayList_Bs=newArrayList（）;
publicA（_Bs：
B）{
this._Bs.add（_Bs）;
}
}
publicclassB{
…;
}
A．InheritanceB.Dependency（
C．CompositionD.Aggregation
14.Referringtothediagrambelow,whichofthefollowingisTRUE?
A．Class"Teacher"isaparentclassofclass"Professor"andclass"Lecturer".
B．Instanceof"Professor"hastorealizedallofthebehaviorsof"Teacher".
C．Thereareinstancesof"Teacher"inthesystem.
D．"Professor"isakindof"Teacher"andsodoesthe"Lecturer".
组合composition：
containsa聚合aggregation：
hasa
继承inheritance：
isa或者isakindof
15.Duringtheprocessofrequirementengineering,thesoftwareengineerandtheuserofthesystemshouldworktogethertodefine
A.visiblecontextofusingthesystemfortheuser
B．crucialsoftwareproperties
C．inputandoutputofthesystem
D.AandB
E.A,BandC
二、填空题（共10分）
1.Aisa（n）actor.
2.Bisa（n）boundaryclassobject.
3.“1.1.3”isa（n）发给‘自身’localinvocation__p117_message
4.“1.1”isa（n）createobjectmessage.
5.Thedottedlinebelowtheboxesiscalledthe_lifeline__.
6.Therectanglebelowtheboxesiscalledthe控制焦点的执行规格条p166
7.Ifthissystemrepresentedpartofawebsite,whatwouldBmostlikelyrepresent?
界面类
8.WhyisClowerthanA,B,D,andE?
P168“调用操作符new并调用其构造器”
9.WhyareAthroughGunderlined?
区分对象名和类名
10.Whichofthefollowingisaninvalid（无效的）sequenceofmessages,accordingtothediagram?
（B）
A.1,1.1,1.1.1,1.1.2,1.1.3,1.1.4,1.1.4.1
B.1,1.1,1.1.1,1.1.2,1.1.3,1.1.4,1.1.4.1,1.1.5,1.1.5.1
C.1,1.1,1.1.1,1.1.2,1.1.3,1.1.5,1.1.5.1
三、问答题（本大题共4小题，共25分）
1.Pleasedescribetherisksofthesoftwaredevelopingandtheapproachestoavoidingthem（Score8）.
（1）SomeRiskTypes:
Technical/Architecturalrisks
Unproventechnology,uncertainscope
Resourcerisks
People,skills,funding
Businessrisks
Competition,ROI,supplierinterfaces
Schedulerisks
Projectdependencies
Only24hoursinaday
（2）approachestoavoidingthem
DevelopIteratively
ManageRequirements
UseComponentArchitectures
ModelVisually（UML）
ContinuouslyVerifyQuality
ManageChange
2.PleaseoutlinethephasesandworkflowsofRUP（Score5）.
4phasesand9workflows.
3.Pleasenameandbrieflydescribethe“4+1view”ofsoftwarearchitectureadoptedinRUP（Score5）.
Use-caseview+Logicalview+Implementationview+Processview+Deploymentview】
用例视图，逻辑视图，实现视图，过程视图+部署视图
4.PleasedescribetheusecaseanalysisstepsinOOA/D（Score7）.
Ans:
♦SupplementtheUse-CaseDescription
♦ForeachUse-CaseRealization
▪FindClassesfromUse-CaseBehavior
▪DistributeUse-CaseBehaviortoClasses
♦Foreachresultinganalysisclass
▪DescribeResponsibilities
▪DescribeAttributesandAssociations
▪QualifyAnalysisMechanisms
♦UnifyAnalysisClasses
♦Checkpoints
这是设计的
.Describeinteractionbetweendesignobjects
Simplifysequencediagramsusingsubsystems
Describepersistencerelatedbehavior
Refinetheflowofeventsdescription
Unifyclassesandsubsystems
四、判断改错题（本大题共5分）
Supposetheemployeeofasoftwarecompanycanbeclassifiedbysomerolesuchascoder、projectmanagerandsoftwareengineer.TheUMLdiagrambelowissuggestedasasolutiontomeetthechangeoftheroleofacompanyemployee.Pleasejudgewhetherthesolutionistrueornotandexplainwhyyoumakesuchajudgment.Pleasegiveyourcorrectionofthediagramwhenitiswrong（Score5）.
五、建模分析题（本大题共30分）
Supposeyouareaskedfordevelopingapointofsale（POS）systemusingOOA/Dtechnologies.APOSsystemisacomputerizedapplicationusedtorecordsalesandhandlepaymentsanditistypicallyusedinaretailstore.Processingsalewouldbeoneofthekeyfunctionsthatthesystemhastoperform.Pleasemodelthekeyfunctionviathemethodologyofobject-orientedanalyzeanddesign.
Supposethesimplifiedcontextofprocessingsaleisunder-consideration:
acustomerarrivesatacheckoutofaretailstorewithitemstopurchase.ThecashierusesregisterofthePOSsystemtorecordeachpurchaseditem.Eachoftheitemsisdescribedaproductspecification,whichbelongstoaproductcatalogue.Thesystempresentsarunningtotalandline-itemdetails.Thecustomerenterspaymentinformation,whichthesystemvalidatesandrecords.Thesystemupdatesinventory（inventory:
Thequantityofgoodsinstock.）.Thecustomerreceivesareceiptfromthesystemandthenleaveswiththeitemsandthesaleisloggedonaledgerwithwhichthemanagercancheckedtheinformationforaperiodoftime.
1.DrawaUMLusecasediagramforthesystemincludingtheirrelationships（Score5）.
2.Givetheclassdiagramwiththeanalysisclassesrepresentingbusinessentitiesinvolvedinthesystem（namesandbriefdescriptionsonly–noattributesoroperations）,alongwiththeirrelationshipsandmultiplicitie
升级会员 