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Main Aspects of Enterprise Architecture Concept (Significance of…
Main Aspects of Enterprise Architecture Concept
Emergence of enterprise architecture and importance of the concept
enterprise architecture topic is associated with the name of the American scientist John Zachman
EA is applied mainly by government agencies and enterprises in the field of industry, energy etc
formal framework for EA was set by the standard ISO 15704:2000 Industrial automation on systems
Significance of enterprise architecture
EA deals with understanding and explana on of the diff erent components of the enterprise
EA is treated as a set of principles
EA represents a summarized conceptual plan
EA as an approach to the achievement of business goals through the best possible applica on of IT
Structural elements in the enterprise architecture
Enterprise Architecture Levels
first level includes the corporate mission and strategy,
determine the main direction of development for the enterprise
the business architecture (second level) is built in the enterprise
describing the necessary business
processes, information and physical flows, as well as the organization structure.
The third level hosts the system architecture
unifies the information architecture, the architecture of applications and the technological architecture
Place of enterprise architecture in management of the enterprise
EA can be considered as a tool for organization development and change
three-stage evolution
reengineering of the business processes
The reengineering of business processes is based on the idea that the processes in the enterprise cross the lines of functional separation
enterprise architecture
The enterprise architecture concept examines the organization from the positon of the system approach and places the emphasis on the role of IT for the realization of its goals
functional specialization
vertical organization structure implies functional specialization of the diff erent structural units in the enterprise