1

Enterprise Architecture Issues

• The need to master increasingly complex information systems; the company as part of an ecosystem.
• The stakes of Enterprise Architecture: managing the complexity; knowledge management; communicating; combining efforts;
• A new definition of Enterprise architecture: from theoretical vision to on-the-ground reality; the benefits of service a

2

General presentation of generic models and general approaches

• Organizing IS layers; a general understanding of the classical EA model and the relationships among IS layers; examples.
• Determining a new frontier between information system and computer system.
• The IS Enterprise-Architecture process: the classical approaches, critical analysis, and emergence of a "third way." Ap
• Enterprise architect, architect, and specialist: their roles, hierarchical positions, skills, respective contributions

3

Modeling and mapping

• The role of mapping in the Enterprise Architecture Process: the steps of IS transformation; producing a global graphical
• The City Planning Metaphor: the metaphor's origin and stakes; applying Comprehensive Development Area Map and building-p
• Enterprise-architecture rules: instructions for relevant implementation.
• A suggested blended-method.

4

The four layers of the IS

5

Modeling tools

• Synthesis and examples of products (i.e., tools) on the market.
• Tool stakes, benefits and limits.
• How to organize ourselves to use these tools: contributions, roles and responsibilities of each player.

6

The Enterprise-Architecture Project

• How to organize the project.
• Objectives, deliverables, organizing the teams, role distribution, steps.
• Risk management and key success factors.