MIS-管理信息系统-introduction.ppt

《MIS-管理信息系统-introduction.ppt》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。

1、SectionIFoundationConcepts:InformationSystemsandTechnologiesInformationSystemsFrameworkWhatISasystem?Agroupofinterrelatedorinteractingelementsformingaunifiedwhole,ORAgroupofinterrelatedcomponentsworkingtogethertowardacommongoalbyacceptinginputsandproducingoutputsinanorganizedtransform

2、ationprocess(dynamicsystem).Threebasicinteractingcomponents:InputProcessing(transformationprocess)OutputAddFeedbackandControlLoops..Andthesystem,nowcalledacyberneticsystem,becomesevenmoreuseful.Self-monitoringSelf-regulatingOtherSystemCharacteristicsAsystemexistsandfunctionsinanenviron

3、mentcontainingothersystems.Subsystem–acomponentofalargersystem.Systemsthatsharethesameenvironmentmaybeconnectedtooneanotherthroughasharedboundary,orinterface.Openversusclosedsystem.AdaptivesystemComponentsofanINFORMATIONSystemDataVersusInformation1200100WestCharlesMann79154TMShoesMonth

4、lySalesReportforWestRegionSalesRep:CharlesMannEmpNo.79154ItemQtySoldPriceTMShoes1200$100AttributesofInformationQualityLogicalDataElementsNameFieldPayrollRecordPayrollFilePersonnelDatabaseSectionIIFoundationConcepts:BusinessApplications,Development,andManagementMajorRolesofISSupportComp

5、etitiveAdvantageSupportBusinessDecisionMakingSupportofBusinessProcessesandOperationsMajorRolesofIS(continued)SupportBusinessProcessesSupportDecisionMakingSupportCompetitiveAdvantageThePresentandtheFutureE-BusinessTheuseofInternettechnologiestointernetworkandempower…BusinessprocessesEle

6、ctroniccommerce,andEnterprisecommunication&collaborationWithinacompany&withitscustomers,suppliers,&otherbusinessstakeholders.ISintheE-BusinessEnterpriseEverybusinesscompetesglobally(whethertheyrealizeitornot)ISsupportsbusinessoperationsthroughtheuseof:IntranetsExtranetsInternetOtherinf

7、ormationtechnologiesISintheE-BusinessEnterprise(continued)EnterpriseCollaborationSystemsSupportcommunication,coordination,&collaboration.VirtualteamsElectronicCommerceBuying&selling,andmarketing&servicingofproducts,services,&information.TrendsinInformationSystemsTypesofInformationSys