Enterprise Architecture Overview
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The document discusses enterprise architecture (EA) methods, emphasizing frameworks such as TOGAF and Zachman, along with their structured approaches for developing and managing EA. It covers the role of technology and business change in aligning strategies, including practical tips for implementation and areas of focus. Additionally, it highlights the importance of collaboration, compliance, and ongoing assessment in the context of EA.
Enterprise Architecture Overview
- 1. Elementsof a straight-foward approachtoEnterprise Architecture2/15/2011Christopher GeraghtySr. Consultant, PSC Group, LLCcgeraghty@psclistens.comOR… Why do we need an EA perspective?
- 2. AgendaPART IOverview of EA Methods
- 4. Role for Technology Change
- 5. Role for Business ChangePART IIPractical Tips and TechniquesPART IIIInteractive Group DiscussionPart I – Overview of EA MethodsZachmanTOGAFeTOMSIDTMForum Frameworks/eTOM/SID/NGOSS
- 6. Part I – Overview of EA MethodsTOGAF Capability FrameworkTOGAFBusiness CapabilitiesBusiness vision and driversTOGAF Enterprise Continuum and Tools
- 7. Part I – Overview of EA MethodsTOGAF
- 8. Enterprise Architecture approach - TOGAF v9There are seven main parts to the TOGAF document:PART I (Introduction) This part provides a high-level introduction to the key concepts of enterprise architecture and in particular the TOGAF approach. It contains the definitions of terms used throughout TOGAF and release notes detailing the changes between this version and the previous version of TOGAFPART II (Architecture Development Method) This part is the core of TOGAF. It describes the TOGAF Architecture Development Method (ADM) - a step-by-step approach to developing an enterprise architecturePART III (ADM Guidelines and Techniques) This part contains a collection of guidelines and techniques available for use in applying TOGAF and the TOGAF ADMPART IV (Architecture Content Framework) This part describes the TOGAF content framework, including a structured metamodel for architectural artifacts, the use of re-usable architecture building blocks, and an overview of typical architecture deliverablesPART V (Enterprise Continuum & Tools) This part discusses appropriate taxonomies and tools to categorize and store the outputs of architecture activity within an enterprisePART VI (TOGAF Reference Models) This part provides a selection of architectural reference models, which includes the TOGAF Foundation Architecture, and the Integrated Information Infrastructure Reference Model (III-RM)PART VII (Architecture Capability Framework) This part discusses the organization, processes, skills, roles, and responsibilities required to establish and operate an architecture function within an enterpriseThe intention of dividing the TOGAF specification into these independent parts is to allow for different areas of specialization to be considered in detail and potentially addressed in isolation. Although all parts work together as a whole, it is also feasible to select particular parts for adoption whilst excluding others. For example, an organization may wish to adopt the ADM process, but elect not to use any of the materials relating to architecture capability.
- 9. Part I – Overview of EA MethodsZachman
- 10. Part I – Overview of EA MethodsZachman
- 11. Part I – Overview of EA MethodsThere are six domains to the Zachman Framework:Data - WhatFunction - HowNetwork - WherePeople - WhoTime - WhenMotivation - WhyZachmanThere are five roles mapped to the six domains in the Zachman Framework:Planner - Scope - ContextualOwner - Business Model - ConceptualDesigner - System Model - LogicalBuilder - Technology Model - PhysicalSub-Contractor - Detailed Representations – Out-of-context
- 12. Part I – Overview of EA MethodsZachman
- 13. Part I – Overview of EA Methodstmforumframeworks
- 14. Part I – Overview of EA MethodstmforumeTOM
- 15. Part I – Overview of EA MethodstmforumSID
- 16. Part I – What EA AddressesTechnology and Business Strategy
- 18. Standardization
- 19. Future-proofingPart I – Role for Technology ChangeIT analyzes and recommends best solutions based on business needsROI
- 20. Least COST
- 21. Grow Revenue
- 22. Contain costs
- 23. Outsource
- 24. Buy vs. Lease
- 25. COTS vsOpensourcePart I – Role for Business ChangeEA provides a bridge for Business and IT alignmentexecutive decision support
- 27. technology usage and guidance
- 28. idea generation by usage and enablement
- 29. collaborationPart I – Develop a playbookPlaybook (EAEC) TOC
- 30. Who we are
- 31. What we do
- 32. Metric Scorecard and Breakout
- 33. Communication Plan
- 34. Appendix
- 35. Glossary
- 36. Library Location/Architecture RepositoryPart II – Practical Tips and TechniquesPick an approach
- 38. Pick most important area of Technology
- 39. Pick most important Business Requirements
- 40. Pick most important change to the organizationPart II – Practical Tips and TechniquesProcessImprovementExamples:DesignDiscoveryAssessmentImplementationResearch
- 41. Collaboration
- 42. Discussion
- 43. Vendor mtgs
- 44. Industry mtgs
- 45. Trends
- 48. Positions
- 49. Viewpoints
- 52. Solution component DesignFacilitation
- 53. Coordination
- 55. Approvals
- 56. Socialization
- 57. Education
- 58. (Architecture Review)SDLC Gate Checks
- 59. Monitoring
- 60. Metric Review
- 61. Process ReviewTasks# Visits with vendors
- 62. # Visits with industry
- 65. # exec briefings
- 79. # days request turnaround
- 82. # PIPs
- 85. #SDLC gate checks approved# deviations
- 87. # technology standards reviewed# use cases mapped
- 90. # emerging technologies identifiedMetrics
- 91. Enterprise Architecture - ReferencesTOGAF:http://www.opengroup.org/togaf/http://www.opengroup.org/architecture/togaf8-doc/arch/chap39.htmlhttp://www.opengroup.org/architecture/togaf9-doc/arch/ZACHMAN:http://www.businessrulesgroup.org/BRWG_RFI/ZachmanBookRFIextract.pdfTMFORUM:http://www.tmforum.org/EAEC – Enterprise Architecture Executive Council:https://www.eaec.executiveboard.com/Public/Default.aspx
- 92. Part III – Interactive Group Discussion on topics pertinent to attendeesExample topics:Business Analysis and Requirements gathering/systems
- 93. Data Mining and Business Intelligence
- 95. Framework adoption and applicationThank you for attending