Business Analysts have a big impact on how organizations plan and design business-appropriate Information Technology solutions. Although both Business Analysts and Enterprise Architects interact with the same business and IT stakeholders, they do not seem to share best practices and methodologies as much as I think they are able to share.
One of the key differences between the two disciplines is the fact that Business Analysts are focused on solutions or departmental level architectures, while architects are working towards common standards and best practice across the organization. Most Business Analysts subscribe to the Business Analysis Body of Knowledge (BABOK).
The business analysis community adopted a standard set of best practices that were compiled to produce BABOK. BABOK version 2 was published in 2009, almost the same time that TOGAF version 9 was published. The body of knowledge does not prescribe any methodology or sequence on how Business Analysis professionals must use the Knowledge Areas (KAs) defined in the BABOK guide, but the KAs do have relationships defined between them.
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