Enterprise architectures are more than static structures, use cases, and process/sequence models. Enterprise architectures are also queryable data sources that, once constructed, can be used to answer a great many questions relevant to decision making based on multiple stakeholder concerns; operational, technical, financial, logistical. In my experience, this assertion usually surprises people. Operators want to know what complex (in their minds complicated) EA models have to do with getting the job done. Appropriators want to know how system producer-consumer dependencies relate to purchasing decisions. To anyone unfamiliar with enterprise architecture, EA can be seen as not only having no value, but as an unwelcome cost burden. Yet, each of these perspectives is relevant to an enterprise architecture. Many architects understand this problem but have been helpless to address it. Enterprise architecture is a rigid, rigorous discipline. The language and views of architects are complex and detailed. The tools architects use are highly specialized. All of this contributes to formidable barrier to information and knowledge sharing.
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