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Enterprise Architecture Reference Model

Enterprise Architecture Reference Model. Mapping to HMG’s xGEARM. Cross-Government EA Ref Model (xGEARM). STRATEGY DOMAIN. CHANNEL DOMAIN. BUSINESS PROCESS DOMAIN. BUSINESS INFORMATION DOMAIN. SERVICE MANAGEMENT DOMAIN. INTEGRATION DOMAIN. SECURITY DOMAIN. APPLICATION DOMAIN.

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Enterprise Architecture Reference Model

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  1. Enterprise Architecture Reference Model Mapping to HMG’s xGEARM

  2. Cross-Government EA Ref Model (xGEARM) STRATEGY DOMAIN CHANNEL DOMAIN BUSINESS PROCESS DOMAIN BUSINESS INFORMATION DOMAIN SERVICE MANAGEMENT DOMAIN INTEGRATION DOMAIN SECURITY DOMAIN APPLICATION DOMAIN INFRASTRUCTURE DOMAIN

  3. HA Enterprise Architecture Framework Business Vision & Business Architecture Transition Management Projects, Programmes, Change Management, Landscapes & Perspectives Analysis - Issues, SWOTs, Risks Alignment Layer Translating & meeting Business Requirements Process & Governance Ensuring use of EA Ensuring maintenance of EA QA, Maturity & continuous Improvement “As-Is” IS/IT Architectures Physical Current + snapshots in time “To-Be” IS/IT Architectures Conceptual/Logical The future vision for IS/IT Tech Policies& Standards Transformation Roadmaps

  4. Customer Delivery Channels Suppliers / Partners / OGDs HA EARM Delivery Interfaces Business Infrastructure Service Management Corporate Management Collaboration Operational Management

  5. HA EARM to xGEARMMapping/Alignment

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