翻译原版英文电子商务论文
匿名
电子商务圈
2007-3-9 22:17:48
1.IntroductionandTechnologyOverview
TheInternethascompletelychangedthewaymost
businessesoperatetoday.E-commerceusesinternetworked
computerstocreateandtransformbusiness
relationships.Webapplicationsprovidebusiness
solutionsthatimprovethequalityofgoodsandservices,
increasethespeedofservicedelivery,andreducethe
costofbusinessoperations.However,manyventures
intowebapplicationdevelopmentfailbecausethe
systemsareverycomplexandtheusers’requirements
arecontinuouslychanging.Inefficientcommunication
betweentheenduserandthedeveloperisanother
contributingfactor.Tosuccessfullyaccomplishthe
developmentofawebapplication,oneneedstovisually
modelthesystem’sarchitecture.Avisualmodelhelpsin
coherentlygraspingthechanginguserrequirementsand
effectivelycommunicatesthemtothedevelopmentteam.
Requirementsanalysisalongwithabstraction(i.e.,
removingunnecessarydetails)arecriticalfactorsinweb
applicationdevelopment.Itiseasierandmorecos
tocorrectanerrorattherequirementordesign
stagethanattheimplementationormaintenancestage.
Further,formal(rigorous)specificationprovides
unambiguous,preciseandcorrectunderstandingofthe
user’srequirements.Traditionalrequirementanalysis
consistsofidentifyingrelevantdatafunctionsthata
softwaresystemwouldsupport.Thedatatobehandled
bythesystemmightbedescribedintermsofentityrelationship
diagrams,whilethefunctionsmightbe
describedintermsofdataflows[1].Indeed,objectoriented
analysistechniquesofferClass,Use-Case,State
Chart,andSequencediagramsalongwithother
diagrammaticnotationsformodeling.
Güelletal.[2]presentsamethodthatperforms
requirementsgatheringforconceptualandnavigational
designofWebapplicationsbasedonScenarios,Use-
CaseandUserInteractionDiagrams(UIDs).Scenarios
areusedtovalidatetherequirementsandare
automaticallygeneratedfromtheUse-Casesobtained
fromtheusers.Theyarealsousedtodescribeinterface
andnavigationalaspects,especiallyintheredesignofan
existingwebsite.
ThispaperdescribesthedevelopmentofaB2Becommerce
systemusingUse-Casediagramsand
Scenariosforrequirementsanalysis[3,4],aswellas,
DigitalSignaturesandXML.Criticalsuccessfactors
includingeffectivecommunicationbetweenusersand
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