Technical architecture provides a way to describe, evaluate, and plan the evolution of the information technology that IT manages and the enterprise relies on.
The previous installment of this series on building effective IT provided a framework for describing technical architecture, breaking it down into portfolios and sub-portfolios, including applications (systems of record, integration, and satellite apps), data (both structured and unstructured), and technology (facilities, infrastructure, and platforms).
This framework enables you to identify and categorize what you have. So far so good.
But it doesn’t tell you whether what you have is what you ought to have. That’s