Chapter 2

What Is Enterprise Architecture?

Our lives are frittered away by details; simplify, simplify.

—Henry David Thoreau

Content

Enterprise architecture (EA) comes with a promise: simplify IT. The problem it is tackling here is about controlling the complexity and cost of IT while enabling the desired change and competitiveness for the business. The term enterprise architecture, in this context, appears to be self-explanatory: Apply architectural thinking to simplify the management of a complex enterprise IT landscape. There indeed are many experts who define EA along this line. Others take their own stance as to what EA means for their enterprises, ...

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