Chapter 2. Architecture Fundamentals

Architecture is the characterization of the organization of a system in terms of its constituent parts. It characterizes the physical structure, functional organization, and collaborative behavior of those constituent parts and relates them to the system’s intended purpose. A completed architectural description serves as a reference for the stakeholders—those who charter, fund, design, implement, and utilize the systems—as they strive to ensure that the systems that are realized satisfy the purpose that motivated their construction.

Upon reflection, you will see that this definition is as applicable to the architecture of physical buildings as it is to that of business systems. A hotel, for example, is a temporary ...

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