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1、黃河科技學(xué)院畢業(yè)設(shè)計(jì)(論文)文獻(xiàn)翻譯第7頁(yè)Anempiricalinvestigationoftheimpactoftheobject-orientedparadigmonthemaintainabilityofreal-worldmission-criticalsoftwareSourceJournalofSystemsandSoftwareVolume77,?Issue2?(August2005)Pages:131-138??YearofPublication:?2005ISSN:0164-1212AuthorsJoaSangLimSchoolofMediaT
2、echnology,SangmyungUniversity,Seoul,SouthKoreaSeungRyulJeongTheGraduateSchoolofBusinessIT,KookminUniversity,Seoul,SouthKoreaStephenR.SchachDepartmentofElectricalEngineeringandComputerScience,VanderbiltUniversity,Nashville,TNPublisherElsevierScienceInc.NewYork,NY,USAAbstractEmpiricalev
3、idenceforthemaintainabilityofobject-orientedsystemsisfarfromconclusive,partlyduetothelackofrepresentativenessofthesubjectsandsystemsuesdinearlierstudies.Weempiricallyexaminedthisissueformission-criticalsoftwarethatwascurrentlyoperationalandmaintainedbysoftwareprofesstionals.Twofunctio
4、nallyequivalentversionsofacreditapprovalsystemweremaintained,oneobjectoriented(OO)andtheothernon-objectoriented(NOO).WefoundthattheOOgrouptooklesstimetomaintainagreaternumberofsoftwareartifectsthanitsNOOcounterpart,Thisdifferenceheldforallphasesofthesoftwaredevelopmentliftcycle.Thisre
5、sultwasduetotheusefulnessofUMLforimpact黃河科技學(xué)院畢業(yè)設(shè)計(jì)(論文)文獻(xiàn)翻譯第7頁(yè)analysisoftheOOversion,whichcontributedtoeffectivecomprehensionandcommunication.InsufficientdesignspecificationsfortheNOOversionledtoambiguityandcostlydefectsintransferringdesignsolutionstodevelopment.Alsotheencapsulationofth
6、eOOversionappearedtoreducementalloadsformaintenancetasksandresultedincodereuse.Ontheotherhand,thenumberoffilestobemanagedincreasedand,thus,dependencymanagementwasrequiredfortheOOversion.Furthermore,despitemuchtuning,theOOversionranslowerthanitsNOOcounterpart.Morefieldstudiesonsoftware
7、professionalsareneededtocomparecontextualfactorssuchasmethods,processes,andmaintenancetools.Itiswidelybelievedthatuseoftheobject-orientedparadigmincresasessoftwaremaintainability(Johnson,2000).However,thissupposedbenefithasnotasyetbeenexperimentallybalidated.Anumberofempiricalstudiesh
8、avebe
