BusinessConsultingSystemsDevelopmentCompetencyModelSystemsDevelopmentComplexityEvaluationMatrixDeterminetheoverallcomplexityoftheengagementbymappingthespecificcharacteristicsoftheengagementtotheComplexityEvaluationMatrix.Anengagementwillbeclassifiedaslow,mediumorhighcomplexity,orout-of-practice-scope.Engagementcomplexityismeasuredinthreedifferentareas:Application,ArchitectureandOrganization.Assignacomplexityrating--Low,MediumorHigh--toeachindividualcharacteristic;theseratingscarrybasevaluesof1,2and3,respectively.Multiplyyourbaseratingbythecharacteristic’sassignedweighttodeterminetheweightedrating.Todeterminetheoverallrating,sumtheindividualscoresandcomparethetotalscoretotherangesdefinedforlow,medium,highcomplexityandout-of-practicescope.Out-of-practice-scopemeansthattheengagementisbeyondthescopeofArthurAndersen’scustomsystemspracticeandshouldnotbeundertakenwithoutsignificantreviewbyandapprovalfromAdvancedTechnologyGroupmanagementandBCgeographicareamanagement(Americas,EMEIAorAsia/Pacific).SuchengagementsaremorelikelytofallwithinAndersenConsulting’spracticescope.Complexityoftheengagementortargetsalesopportunitywillsignificantlyaffectstaffingandskillsrequirements.Morecomplexengagementsrequiremoreexperiencedpersonnel;onthemostcomplexassignments,formerteamleadersmayplaytaskleaderroles,particularlyduringAnalysisandDesign.1BusinessConsultingSystemsDevelopmentCompetencyModelComplexityEvaluationMatrixCHARACTERISTICLOW(1)MEDIUM(2)HIGH(3)WEIGHTBASESCOREWEIGHTEDSCOREAPPLICATIONFACTORSApplicationscopeSinglebusinessprocessSinglebusinessareaMultiplebusinessareas2Numberofon-linedialogs1-56-15Over152Numberofwindows1-2021-50Over501Numberofdataelements<=5051-200Over2002Numberofbatch/asynchronousprocessesNone1-5Over52InterfacestoexistingapplicationsNoneFew/1-wayMany/1-2way1Numberofreports<=2021-50>=501ARCHITECTUREFACTORSExecutionArchitectureFile-serverbasedClient/Server2-tier;Mid-rangehost-based(AS/400,VAX)Client/Server3-tier3ServerOperatingSystemsNA;File-serverbasedNovellNLM,NT,OS/2UNIX,VMS,OS/400,MVS2ClientOperatingSystemsSingle-WindowsSingle-OS/2,UNIX,MacintoshMultiple1NetworkArchitectureLANdeploymentonlyDial-uponlytohostsite;existingWANDeploymentovernewWAN2SystemPerformanceRiskNoneMinorModeratetoHigh3NumberofDBMSsUsed1-File-serverbasedonly1-Client/ServerMorethan11DataArchitectureSingledatabase;read-onlySingledatabase;create,read,update,deleteAccessacrossmultipleDBs;distributeddata2ApplicationArchitectureNonereq’d.UseexistingDevl.orintegrationreq’d12BusinessConsultingSystemsDevelopmentCompetencyModelComplexityEvaluationMatrix(continued)CHARACTERISTICLOW(1)MEDIUM(2)HIGH(3)WEIGHTBASESCOREWEIGHTEDSCOREARCHITECTUREFACTORS(cont.)DevelopmentArchitectureSingletool/environmentMultipletools,nointegrationreq’dMultipletoolsw/integrationreq’d;integratedCASE1ProgrammingLanguage(s)Desktopenvironment;VisualBasic4GL(PowerBuilder,Delphi,PeopleTools,SQLWindows,etc.)C-languagederivatives(e.g.VisualC++)1MaturityofDevelopmentToolsProven-previousBCexperienceProvenbutnopriorBCexperienceRelativelynew2NumberofDevelopers1-34-8Over81OperationsArchitectureNonereq’dUseexistingImplementationreq’d1ORGANIZATIONALFACTORSNumberofproductionsites12-3Over32SystemimpactonorganizationMinorMajorCritical2ImpactonISoperationsMinorMajorCritical1Numberofworkgroupsaffected12-3Over31Numberofusers1-2526-50Over502Numberofvendorstomanage0-12-4Over41TOTALSCORE______OVERALLRATING:41-60Low61-85Medium3BusinessConsultingSystemsDevelopmentCompetencyModel86-110High111-Out-of-scope4
