Enterprise Architecture

There are four popular models

1. Zachman
2. TOGAF
3. FEA
4. Gartner

Zachman – Taxonomy

TOGAF – Process

Four Categories of TOGAF

1. Business Architecture
2. Application architecture
3. Data Architecture
4. Technical Architecture

Continuum Architecture

1. Enterprise Continuum
2. Foundation Architecture
1. Standards Information Base (SIB)
2. Technical Reference Model (TRM)
3. Common System Architectures
4. Industry Architectures
5. Organization Architectures

Phases of TOGAF ADM (Architecture Development Method)

1. Preliminary Phase
2. Phase A: Architecture Vision
3. Phase B: Business Architecture
4. Phase C: Information System Architecture
5. Phase D: Technology Architecture
6. Phase E: Opportunities & Solutions
7. Phase F: Migration Planning
8. Phase G: Implementation Governance
9. Phase H: Architecture Change Management

FEA – Methodology

FEA Reference Model

1. Business Reference Model (BRM)
2. Components Reference Model (CRM)
3. Technical Reference Model (TRM)
4. Data Reference Model (DRM)
5. Performance Reference Model (PRM)

FEA Process – Creating Segment architecture

1. Architecture Analysis
2. Architecture Definition
3. Investment & Funding Strategy
4. Program-Management Plan & Execute Projects

Segments

1. Core Mission-area segments
2. Business Services Segments

FEA Success Measures

1. Architecture Completion
2. Architecture Use
3. Architecture Results

Garnet – Practice

• Architecture is a Verb not a Noun
• Bring Business, Information & Technology together
• Design for where an organization is going & how it will get there