Phase B : Business Architecture – TOGAF

The Business Architecture (Phase B)
This step of ADM looks at the business architecture and is the first pillar of the BDAT architectures (Business, Data, Application & Technology).

Inputs
The inputs of this phase are:
- External reference materials.
- Request for Architecture Work (optional) (Prelim Phase).
- Business principles, business goals, and business drivers. (Phase A).
- Capability assessment (Phase A).
- Communication plan (Phase A).
- Organization Model for Enterprise Architecture (Prelim Phase).
- Tailored Architecture Framework (Prelim Phase).
- Approved Statement of Architecture Work (Phase A).
- Architecture principles (Phase A).
- Enterprise continuum.
- Architecture Repository.
- Architecture vision (Phase A).
- Draft architecture definition document (Version 0.1 of all baseline and target BDAT documents) (Phase A).
Steps
The steps included in this phase are:
- Select reference models, viewpoints, and tools.
- Develop a baseline business architecture description.
- Develop target business description.
- Perform a gap analysis.
- Define candidate roadmap components.
- Resolve impacts across the architecture landscape.
Outputs
At the end of this phase, the following outputs are generated:
- Refined Phase A Deliverables.
- Draft architecture definition document
- Baseline business v1.0 (detailed)
- Target business v1.0 (detailed)
- Draft architecture requirements specification – Gap Analysis.
- Business components of an architecture roadmap.