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1、ConfigurationManagement1GoalPrimaryObjectiveToprovidealogical modeloftheITinfrastructurebyidentifying,controlling,maintaining andverifying theversionsofALLConfigurationItemsinexistence.2TypesofCIs4CITypes1.Hardware2.Software3.DocumentationProcessesandProceduresTechnicaldocumentationDiagrams/Charts4.
2、ITStaffNOTUSERS3AccountforALLITassetsProvideaccurateinformationtosupportotherServiceManagementprocessesProvideasoundbasisforallotherServiceManagementdisciplinesVerifyrecordsagainsttheinfrastructureandtocorrectexceptionsWhyConfigurationManagement?4Planning-Strategy,policy,scope,objective,roles&respon
3、sibilities-ConfigMgtprocesses,activitiesandprocedures-CMDB,Relationshipswithotherprocessesand3rdparties-ToolsandresourcerequirementsIdentification-Selection,identificationandlabellingofallCIs-RelationshipsControl-Authorisedadditions,modificationsandremovalofCIsStatusAccounting-The reporting of all c
4、urrent and historical data of each CIOrdered,Under Repair,Live,Test.Verification&Auditing-ReviewsandauditstoverifyphysicalexistenceofCIs5ActivitiesofConfigurationManagement5Configuration Items(CIs)Componentofaninfrastructurethatis(oristobe)underthecontrolofConfigurationManagementConfiguration Manage
5、ment Database(CMDB)AdatabasethatcontainsallrelevantdetailsofeachCIanddetailsoftheimportantrelationships betweenCIsBase LevelThelowest levelatwhichCIsareuniquelyidentifiedBaseline A SNAPSHOTTheconfigurationofaproductorsystemestablishedataspecificpointintime,capturingbothstructureanddetailsKeyConsider
6、ations6ProgrammeCExampleSoftwareStructureSoftwareSystemSubroutine2ProgrammeBApplication2Module1Application1Application3ProgrammeASubroutine1BASE LEVEL(CI Level)The lowest level at which CIs areuniquely identified7AttributesAttributes-Unique Identifier-CI Type ID-Name-VersionNumber-Model/typeidentifi
7、cation-Place/location-Supplier-CIHistory-Status-Relationships-VARIANTS8RelationshipsRelationships-.isaparent/childof.-.isaversionof.-.isconnectedto.-.appliesto.(e.g.documentation)-.isusedfor.(CIsrelatedtoservice)-.isavariantof.(MSDictionaryEnglishvs.Dutch)Anyothersthataremeaningfulandusefultotheorga
8、nisationcanbeused9BenefitsProvidesaccurateinformationonCIsandtheirdocumentationtosupportallotherServiceManagementdisciplinesFacilitatesadherencetolegalandcontractualobligationsImprovessecuritybycontrollingtheversionsofCIsinuseSettingupConfigurationManagementTheplanningprocessforsettingupcouldtakeupt
9、o6months.Actualimplementationmaytakemuchlonger,butthebenefitsofConfigurationManagementshouldoutweighthecost10ExamTipsThekeytoconfigurationmanagementisthatitidentifiesRELATIONSHIPSbetweenCIsConfigurationActivitiesPlanningIdentificationofConfigurationitem(CI)ControlStatusAccounting(ordered,delivered,t
10、ested,installed,underrepair,retired)Verification&AuditConfigurationManagementDatabaseHardwareSoftwareDocumentationITStaffCFig11ExamTipsContinuedDocumentationCIsProcessesandProceduresTechnicalDocumentationOrganisationalCharts/DiagramsAllCIshaveanumberofATTRIBUTESCISsALWAYShaveUnique IDandCI Type ID a
11、ttributesBase LevellowestlevelaCIisuniquelyidentifiedBaseline=SnapshotofCMDBstructureanddetailCIVariantisanadditionalCIattributee.g.KeyboardCImayhaveFrenchandEnglishvariants12ExamQuestionsWhatinformationdoesConfigurationMgtprovidetotheITmanagementofanorganisation?A Variationsfromagreedservice levels
12、(IM)B Timespentoninvestigationanddiagnosisbyeachsupportgroup(IM)C Number of incidentsandproblemspercategory(IM)D DetailsandhistoryoftheIT infrastructure13ExamQuestionsAConfigurationManagementDatabase(CMDB)cancontaindifferentConfigurationItems(CIs).WhichoftheitemsbelowwouldNOTnormallyberegardedasaCI?
13、A AusernameB Avideomonitor(SW)C Abought-insoftwarepackage(HW)D Aprocedure(DOC)14ExamQuestionsWhatisthemaindifferencebetweenaCMDB(ConfigurationManagementDatabase)andatypicalasset register?A ACMDBisacomputerisedsystemmostassetregistersarenotB ThereisnodifferenceC OnlyhardwareandsoftwareisrecordedinaCMDBD ACMDBisadatabasethatshowstherelationshipsbetweenitems15ExamQuestionsWhichofthefollowingcanberegardedasCIs?1Hardware2Documentation3Staff(NOTUSERS)4Software5NetworkcomponentsA1,4&5B1,2,4&5C 1&4D Allofthem16