Duringthesystemsanalysisphase,greateruserinvolvementusuallyresultsinbettercommunication,fasterdevelopmenttimes,andmoresatisfiedusers.Therearethreecommonteam-basedapproachesthatencouragesystemuserstoparticipateactivelyinvariousdevelopmenttasks.1)()isapopularfact-findingtechniquethatbringsusersintothedevelopmentprocessasactiveparticipants.Theendproductoftheapproachisarequirementsmodel.2)()isateam-basedtechniquethatspeedsupinformationsystemsdevelopmentandproducesafunctioninginformationsystem.Theapproachconsistsofseveralphases.The(请作答此空)combineselementsofthesystemsplanningandsystemsanalysisphasesoftbeSDL C.Users,managers,andITstaffmembersdiscussandagreeonbusinessneeds,projectscope,constraints,andsystemrequirements.During(),usersinteractwithsystemsanalystsanddevelopmodelsandprototypesthatrepresentallsystemprocesses,outputs,andinputs.3)()attempttodevelopasystemincrementallybybuildingaseriesofprototypesandconstantlyadjustingthemtouserrequirements. A.requirementsplanningphase 需求计划阶段 B.businessprocessmodeling 业务流程建模
A.business process improvement
B.业务流程优化
C.scope definition phase
D.范围定义阶段
正确答案是D