Business Architecture
Purpose
Describe basic business architecture
Develop target business
Describe strategy to improve the product and services
Describe functional, organization, information & geographic aspect of the business environment
Describe enterprise needs to operate,respond & concern the stakeholders
analyze current and future architecture
choose tools & relevant technique for business architecture
Business architecture Steps
Select reference models, viewpoints & tools
Develop business architecture
Perform gap analysis
Define candicate roadmap components
Business modelling
Develop baseline description of existing business architecture
Develop target description of future business architecture
Verify architecture models for internal consistency and accuracy
Identify gaps between baseline and target
Required to prioritized activities over coming phases
Make initial selections of grouping business architecture
Used as raw material to support more detailed definition of a consolidated, cross dicipline roadmap within opportunities & Solutions phase
Activity models
Use case models
Class models
Describe
The functions associated with the enterprise business activities
The data/information exchanged between activities(Internal exchanges) and outside the scope of model(External Exchanges)
Capture the activities
Performed in business process
ICOMs(Input Control Output Mechanism) of those activities
Describe
Describe the business process of an enterprise in terms of use-cases and actors corresponding to business processes and organizational participants
Either business processes or systems functions, depending on the focus of the modeling effort
Tools
Use case diagrams
Use case specifications
Describe
Static information and relationships between information
Informational behaviours
Represent
Business domain entities or systems implementation classes
Key business information,characteristic, behaviors & relationship
Node Connectivity diagrams
Information exchanges matrix
Resolve impacts accross the architecture landscape
Identify does this Business Architecture create an impact on any pre-existing architectures?
Identify have recent changes been made that impact on the Business Architecture?
Identify are there any opportunities to leverage work from this Business Architecture in other areas of the organization?
Identify does this Business Architecture impact other projects (including those planned as well as those currently in progress)?
Identify will this Business Architecture be impacted by other projects (including those planned as well as those currently in progress)?
Conduct formal stakeholder review
Finalize the business architecture
Document final requirements traceability report
Document final mapping of the architecture within the Architecture Repository
Finalize all the work products, such as gap analysis results
Create architecture definition document
Check the original motivation for the architecture project and the Statement of Architecture Work against the proposed Business Architecture
Refine the proposed Business Architecture only if necessary
Conduct final cross-check of overall architecture against business goals; document rationale for building block decisions in the architecture document
Fully document each building block
Select standards for each of the building blocks, re-using as much as possible from the reference models selected from the Architecture Repository
Document rationale for building block decisions in the Architecture Definition Document
Prepare the business sections of the Architecture Definition Document
A skills matrix and set of job descriptions
Standards, rules, and guidelines showing working practices, legislation, financial measures
A management footprint
A detailed description of business functions and their information needs
A business footprint