Principes et fondamentaux

1. How would you characterize your architectural topologies?
2. What type(s) of data repositories does your organization utilize?
3. What is the standard communication style in your architecture?
4. How is integration achieved in your architecture?

1. What methods do you use to develop your architecture?

1. How mature are your services implementations?

1. How extensive and sophisticated is your organization's use of frameworks in your architecture?
2. How are architectural decisions made in your organization?
3. Does your organization use reference architectures?

Silo
(Level 1)

Monolithic Architecture

No SOA methods or practices are apparent.

Integrated
(Level 2)

Layered Architecture

Limited use of formal SOA methods and practices can be observed.

Methods and practices are limited to integration between applications or systems.

Componentized
(Level 3)

Component Architecture

Formal SOA methods and practices are employed by multiple groups within the enterprise.

The organization has a loosely defined enterprise architecture supported by limited tooling and governance practices.

Services
(Level 4)

Emerging SOA

Formal SOA methods and practices are employed across the enterprise supported by a formal governance process.

Applications and services are designed using formal SOA principles and patterns.

Composite Services
(Level 5)

SOA

Enterprise frameworks and practices supported by the use of a formal SOA method and reference architectures across the enterprise.

A formal enterprise business information model is evolving.

Virtualized Services
(Level 6)

Grid-enabled SOA

Service components are designed using formal methods, practices, and frameworks that promote the re-use of assets.

Formal enterprise-wide business information services have been developed and deployed.

Dynamically Re-Configurable Services
(Level 7)

Dynamically Re-configurable Architecture

Service components are designed using formal SOA methods, principles, patterns, frameworks, or techniques.

Formal enterprise business information services have been designed and implemented that include both enterprise and external relationship entities.