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Software Fortresses: Modeling Enterprise Architectures by Janet Van Sickler, Roger Sessions

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Preface

You and I have never met. I have no idea what your business is. However, I do know what your enterprise architecture looks like. I can even show you the exact picture you use to describe your enterprise system. Take a look at Figure P.1. Look familiar?

Figure P.1. The Picture You Show of Your Enterprise System

It goes without saying that your enterprise is a perfect three-tier (or N-tier) software architecture. When describing your system, you wax poetic about your perky presentation tier, accepting HTTP requests from complacent clients and SOAP requests from congenial collaborators. You illuminate in minutiae how you manage your middle ...

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