The Concept of Enterprise Architecture from Theory to Practice

Cover
Half Title
Title
Copyright
Contents
Preface
Acknowledgements
1 Introduction
	1.1 Introduction
	1.2 Enterprise Architecture
	1.3 Enterprise Architecture Domains
	1.4 The Significance of Enterprise Architecture
	1.5 Challenges of Enterprise Architecture
	1.6 Contribution
	1.7 Summary
2 Information Systems and Information Technology
	2.1 Introduction
	2.2 Computing Environment
	2.3 Information Systems and Information Technology
	2.4 The Inter-Relation between IS and IT
		2.4.1 The Information Systems Component
		2.4.2 The Information Technology Component
		2.4.3 The Architecture Component
	2.5 Implications of the Challenges between IS and IT
		2.5.1 The Implication for Task Allocation
		2.5.2 The Confusion in Practice
		2.5.3 The Impact on Structure
		2.5.4 The Influence on Career Pursuit
	2.6 Summary
3 The Concept of Enterprise Architecture
	3.1 Introduction
	3.2 The Concept of Enterprise Architecture
	3.3 The Practice of Enterprise Architecture in Organisations
	3.4 Practising Enterprise Architecture through Governance
	3.5 The Strategic Nature of Enterprise Architecture
	3.6 Transforming Organisation through Enterprise Architecture
	3.7 Bridging the Gap through Enterprise Architecture Domains
		3.7.1 Enterprise Business Architecture
		3.7.2 Enterprise Information Architecture
		3.7.3 Enterprise Technical Architecture
		3.7.4 Enterprise Application Architecture
	3.8 Implications of Deploying Enterprise Architecture
		3.8.1 The Use of a Template
		3.8.2 The Culture Effect
		3.8.3 The Required Skillset
	3.9 Summary
4 The Deployment of Enterprise Business Architecture for Organisation Enhancement
	4.1 Introduction
	4.2 Enterprise Architecture in Organisations
	4.3 Components of Enterprise Business Architecture
	4.4 Definition and Clarification of Tenets
	4.5 Understanding the Tenets towards EBA Deployment
		4.5.1 The Architecture of a Business
		4.5.2 The Elements of the Transformative Scheme
	4.6 A Guide for Enterprise Business Architecture Deployment
		4.6.1 Organisational Needs
		4.6.2 Architectural Requirements
		4.6.3 Business Modelling
		4.6.4 Process Modelling
		4.6.5 Business Patterns
		4.6.6 Implementation
		4.6.7 Project
		4.6.8 Gap Analysis
	4.7 Summary
5 Information Architecture in the Enterprise
	5.1 Introduction
	5.2 The Architecture of Information
	5.3 Developing Enterprise Information Architecture
	5.4 Creating Enterprise Information Architecture Principles
	5.5 Enterprise Information Architecture in an Organisation
		5.5.1 Design Principles
		5.5.2 Development Principles
		5.5.3 Implementation Principles
		5.5.4 Migration Planning Principles
		5.5.5 Measurement and Validation
		5.5.6 Gap Analysis
	5.6 Factors Influencing Enterprise Information Architecture
		5.6.1 Criticality of Principles
		5.6.2 Iterative Process
		5.6.3 Information Architects
		5.6.4 Ownership
		5.6.5 Stock of Knowledge
	5.7 Summary
6 The Deployment of Enterprise Application Architecture
	6.1 Introduction
	6.2 Application and Enterprise Architecture Application Challenges
	6.3 Enterprise Application Architecture
	6.4 The Practice of Enterprise Application Architecture
	6.5 Requirements Gathering
	6.6 Current and Future States
		6.6.1 EAA View of the Current State
		6.6.2 EAA Positioning of the Future State
	6.7 Application Development
	6.8 Application Implementation
	6.9 Build, Buy, Reuse
	6.10 Governance
		6.10.1 The Architecture Principles
		6.10.2 The Architecture Policy
		6.10.3 The Architecture Standards
	6.11 Enterprise Architecture Application Engineering Change
	6.12 Enterprise Application Architecture Change Process
	6.13 Enterprise Application Architecture Change Implication
	6.14 The Impact of Change
	6.15 Summary
7 The Practice of Enterprise Technical Architecture
	7.1 Introduction
	7.2 Enterprise Technical Architecture
	7.3 The Practice of Enterprise Technical Architecture
		7.3.1 Phase One: Objectives
		7.3.2 Phase Two: Requirements
		7.3.3 Phase Three: ETA Development
		7.3.4 Phase Four: Implementation
	7.4 Summary
8 Enterprise Architecture as IT Strategy
	8.1 Introduction
	8.2 Enterprise Architecture Deployment
	8.3 Source of Data
	8.4 Enterprise Architecture Planning
		8.4.1 Requestor
		8.4.2 Stakeholder
		8.4.3 Domain Owner
		8.4.4 Architecture Team
	8.5 Factors Affecting Enterprise Architecture Deployment
		8.5.1 Governance
		8.5.2 Evolution
		8.5.3 IT and Business Strategies Articulation
		8.5.4 Operationalisation of Principles
		8.5.5 Business Information Modelling
	8.6 Enterprise Architecture as IT Strategy
		8.6.1 Enterprise Business Architecture as IT Strategy
		8.6.2 Enterprise Information Architecture as IT Strategy
		8.6.3 Application Architecture as IT Strategy
		8.6.4 Technical Architecture as IT Strategy
	8.7 Summary
9 The Implementation of Enterprise Architecture in an Organisation
	9.1 Introduction
	9.2 Enterprise Architecture in Organisations
	9.3 The Implementation of Enterprise Architecture in an Organisation
	9.4 Components of Enterprise Architecture Implementation
		9.4.1 Guiding Principles
		9.4.2 Implementation Policy
		9.4.3 Strategic Relationship and Ownership
		9.4.4 Performance Measurement
		9.4.5 Conformance
	9.5 Summary
10 The Zachman Framework for the Implementation of Enterprise Architecture
	10.1 Introduction
	10.2 Enterprise Architecture
		10.2.1 Implementing Enterprise Architecture
		10.2.2 The Zachman Framework
	10.3 Enterprise Architecture Deliverables
		10.3.1 Enterprise Factors
		10.3.2 The Influencing Factors
		10.3.3 Architecture Factors
	10.4 Zachman Framework Mapped with Enterprise’s Activities
	10.5 Summary
11 A Readiness-Based Approach for Enterprise Business Architecture Practice
	11.1 Introduction
	11.2 Review of Related Works
	11.3 Actor–Network Theory: Translation
	11.4 Research Methodology
	11.5 Translation of the Data
		11.5.1 What Was Translated and Who Was Involved?
		11.5.2 Why and How Did Translation Happen?
		11.5.3 Where and When Did Translation Occur?
	11.6 EBA-RAM: Discussion of the Test Result
		11.6.1 The Usefulness of the Assessment Model
		11.6.2 Value Addition to EBA Development
		11.6.3 Design and Automation of EBA Processes
		11.6.4 Ease of Use of the Assessment Model
	11.7 Implications for Enterprise Business Architecture Practice
	11.8 Summary
12 Institutionalisation of Enterprise Architecture
	12.1 Introduction
	12.2 Institutionalisation of Enterprise Architecture
	12.3 Institutionalisation of Enterprise Architecture in Organisations
	12.4 Enterprise Architecture Implementation Determinant Factor
		12.4.1 Adaptiveness
		12.4.2 Innovation
		12.4.3 Uniformity
		12.4.4 Alignment
	12.5 Factors Influencing the Institutionalisation of EA
		12.5.1 Organisational Structure
		12.5.2 Economic Investment
		12.5.3 Administration
		12.5.4 Organisational Politics
		12.5.5 Technical Capability
		12.5.6 Business Buy-In
	12.6 Summary
13 The Impact of Training and Skillsets on Enterprise Architecture Implementation
	13.1 Introduction
	13.2 Enterprise Architecture
	13.3 Enterprise Architecture Skills and Training
	13.4 Enterprise Architecture Skills
		13.4.1 Formal Education and Training
		13.4.2 Technical Leadership
		13.4.3 Political Will
	13.5 Summary
Index