IT:AD:Zachman Enterprise Framework
- See also:
Summary
Notes
- Invented by John Zachman in 1980, while at IBM.
- Promoted by ZIFA (Zachman Institute for Framework Advancement).
- Not a standard.
- Basis of other frameworks, such as:
- FEAF,
- DoDAF
* Now in the public domain (first hint that it's past it's useful prime).
- Provides a way of viewing an enterpriseand its information systems from different perspectives, and showing how they interrelate.
- it provides a means of classifying an organisation’s architecture.
- it helps map and manage business change.
- Can be seen as a classification system that breaks down elements into:
- Interogative Columns: What(Data), How(Function), Where(Network), Who(People), When(Time)
- Perspectice Rows: Planner, Owner, Designer, Builder, Subcontractor
Diagrams
- Columns:
- WHat (Data) - What is the business data, information, or objects?
- How (Function) - How does the business work? What are its Processes?
- Where (network) - Where are the business processes?
- Who (people) - who are the people that run the business, waht are the business untis and their hierarchy?
- When (time) - when are the business processes performed (schedules, and workflows)?
- Why (motivation) - what are the business drivers and business objectives?
- Rows:
- Planner - Undersands the business scope and can offer a contextual view of the enterprise.
- Owner - understands the business model can provide a contexutal view of the enterprise.
- Builder - develops the system model and acn provide a local view of the enterprise.
- Designer - produces the technical model, and can provide a physical view of the enterprise.
- Integrator - understands detailed representations of the specific items in the bsuiness.
- User - provides a view of the functioning enterprise, from the employee, partern or customer point of view.