Slide 1Big PictureBSP: Business Systems PlanningResource Life CycleFour-Stage Life Cycle of Functions to Support Products and Services of an OrganizationSlide 6Methodology LifecycleComponent Business ModelThe 5 Dimensions of a Business ComponentHeat MapIT InfrastructureIT InfrastructureSlide 13Slide 14Characteristics of Architecture StagesStages in IT Infrastructure EvolutionMobile DeviceMobile ComputingWeb-based IT InfrastructureCookieTechnology drivers of infrastructure evolutionAdvancing Rates of Technology (Silicon, Storage, Telecom)Data VolumeSlide 24Slide 25Slide 26Slide 27Platform ContinuumSlide 29Definition of Cloud ComputingCharacteristics of Cloud ServicesEnterprise Architecture & IT Infrastructure: An Evolving Art and Science to Bridge Business and ITVision and RealityMinder Chen, Ph.D.CSU Channel IslandsMartin V. Smith School of Business and [email protected] and IT Infrastructure - 2 © Minder Chen, 1995-2011Big PictureBusiness StrategyBusiness ProcessesIT StrategyBusiness CapabilitiesIT SolutionsApproach:Cost/Value AnalysisFocus: Governance Portfolio Architecture SourcingNeed: Resilience, Flexibility, OpportunismDrivers: People, Process, Information, RelationshipsFocus: “Processized” Analysis – Vocabulary MetricsContextEA and IT Infrastructure - 3 © Minder Chen, 1995-2011BSP: Business Systems PlanningRequirements Acquisition Stewardship Disposition Resource Lifecycle Planning ControlEA and IT Infrastructure - 4 © Minder Chen, 1995-2011Resource Life CyclePlanning AcquisitionStewardship(Control, Usage)DisposalSummary DataPlanning dataTransaction dataTransaction dataEA and IT Infrastructure - 5 © Minder Chen, 1995-2011Four-Stage Life Cycle of Functions to Support Products and Services of an Organization4-Stage LC Planning AcquisitionStewardship DisposalData generatedPlanning data (Create)Transaction data (Create)Transaction data (R, U)Transaction data (Delete)MaterialMaterial req. planningProcurementWarehousing & inventory controlSellingEducationCurriculum planningCoursesched. & enroll. Performance & grad. checkingStudent graduationPeopleHuman res. planningRecruitingTraining Promotion Eval. Retirement TerminationEquipmentCapacity planningEquipment purchaseMaintenance and repairEquipment disposalEA and IT Infrastructure - 6 © Minder Chen, 1995-2011Zackman FrameworkSource: http://www.zifa.com/framework.pdfEA and IT Infrastructure - 7 © Minder Chen, 1995-2011Methodology LifecycleSource: IBM Component Business ModelVia Heap MapEA and IT Infrastructure - 8 © Minder Chen, 1995-2011Component Business Model Dynamic capability Dynamic capability is defined as “the firm’s ability to integrate, build, and reconfigure internal and external competences to address rapidly changing environments”. The basic assumption of the dynamic capabilities framework is that today’s fast changing markets force firms to respond quickly and to be innovative. Agile, sense and respond, reconfiguration, modularizationEA and IT Infrastructure - 9 © Minder Chen, 1995-2011The 5 Dimensions of a Business Component•IBM Component Business ModelResource-Based ViewDaft (1983) says: "...firm resources include all assets, capabilities, organizational processes, firm attributes, information, knowledge, etc; controlled by a firm that enable the firm to conceive of and implement strategies that improve its efficiency and effectiveness.“EA and IT Infrastructure - 10 © Minder Chen, 1995-2011Heat MapEA and IT Infrastructure - 11 © Minder Chen, 1995-2011IT Infrastructure •“The hardware, software, and telecommunication/ networking systems or equipment together provide the underlying foundation to support the organization’s goals.”EA and IT Infrastructure - 12 © Minder Chen, 1995-2011IT Infrastructure•Cost allocation Source: CISR Working Paper #329EA and IT Infrastructure - 13 © Minder Chen, 1995-2011EA and IT Infrastructure - 14 © Minder Chen, 1995-2011EA and IT Infrastructure - 15 © Minder Chen, 1995-2011Characteristics of Architecture StagesEA and IT Infrastructure - 16 © Minder Chen, 1995-2011Stages in IT Infrastructure EvolutionMainframe/Mini ComputersPersonal ComputerClient/Sever ComputingInternet computing/Web-based enterprise applicationsCloud Computing / Mobile computing 60~70s80s90sLate 90s~Mid 2000s~EA and IT Infrastructure - 17 © Minder Chen, 1995-2011Mobile DeviceEA and IT Infrastructure - 18 © Minder Chen, 1995-2011Mobile ComputingSource: 2011/9/28EA and IT Infrastructure - 19 © Minder Chen, 1995-2011Web-based IT Infrastructure HTTPTCP/IPWWWInternetRun dynamicbusiness logic components Software Applications DBMSBrowsersUserInterfaceDataProcessApp.EA and IT Infrastructure - 20 © Minder Chen, 1995-2011Cookie•Cookie is stored on the client computer not on the Web server•Cookies were introduced to provide a way to implement a "shopping cart" (or "shopping basket").http://en.wikipedia.org/wiki/HTTP_cookieVideo: A Guide to Cookies, part of What Do They Know series.EA and IT Infrastructure - 21 © Minder Chen, 1995-2011Technology drivers of infrastructure evolution•Moore’s law and micro-processing powerComputing power doubles every 18 months/2 yearsNanotechnology: May shrink size of transistors to width of several atomsContrary factors: Heat dissipation needs, power consumption concerns•Law of Mass Digital StorageThe amount of data being stored each year doubles•Metcalfe’s Law and network economicsValue or power of a network grows exponentially as a function of the number of network membersAs network members increase, more people want to use it (demand for network access increases)http://www.emc.com/collateral/demos/microsites/idc-digital-universe/iview.htmEA and IT Infrastructure - 22 © Minder Chen, 1995-2011Advancing Rates of Technology (Silicon, Storage, Telecom)Smaller & faster & cheaperEA and IT Infrastructure - 23 © Minder Chen, 1995-2011Data Volume 210 =1028EA and IT Infrastructure - 24 © Minder Chen, 1995-2011EA and IT Infrastructure - 25 © Minder Chen, 1995-2011The Internet of ThingsEA and IT Infrastructure - 26 © Minder Chen, 1995-2011EA and IT Infrastructure - 27 © Minder Chen, 1995-2011CPM: cost per thousand page impressions.http://en.wikipedia.org/wiki/Cost_per_impressionEA and IT Infrastructure - 28 © Minder Chen, 1995-2011Platform Continuum•Bring your own machines, connectivity, software, etc.•Complete control•Complete