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Principle Based Enterprise Architecture: A Systematic Approach to Enterprise Architecture and Governance by Ian Koenig

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Chapter 21 Simple Systems – Golden Rules and Measures

Simple solutions have clear responsibilities with no gaps and no overlap. They tessellate. They have proper placement-of-function and duplicate as little functionality as possible based on organizational reality. They follow well-defined patterns and blueprints.

Golden Rule

Severity

6.1

Do not use unmaintained assets or deprecated APIs.

1

6.2

Do not couple an asset to an environment.

2

6.3

One asset, one team.

1

6.4

Follow placement-of-function (PoF).

2

6.5

Package code to facilitate independent releases.

2

6.6

Minimize code duplication.

2

Do not use unmaintained assets or deprecated APIs

There will always be assets and APIs ...

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