Enterprise Architecture Management Patterns for Enterprise Architecture Visioning
Sabine Buckl, Alexander M. Ernst, Florian Matthes, Christian M. Schweda · European Conference on Pattern Languages of Programs · 2009
Enterprise architecture (EA) management is one of the major challenges of modern enter-prises. It aims at aligning business and IT in order to optimize their interaction. The generalmake-up of the enterprise is reected in the EA, which comprises both business and IT as-pects { ranging from visions (business, as well as IT visions are of interest), via businessprocesses, and business applications, to infrastructure elements, like e.g. application serversor hardware.Documenting and managing the EA is an advanced topic, as the application landscape, whichis part of the EA often includes a few hundreds up to a few thousand business applicationsand their interconnections in a medium-sized or large company. Thereby, managing the EAis a task, that has to be executed as the need for a exible IT is an integral concern of mostcompanies. Nevertheless, other reasons for maintaining an EA documentation exist, such ascompliance requirements or economic causes, i.e. the cost reduction of the IT function.This article includes patterns on EA Visioning, which are part of the EAM Pattern Cata-log, a pattern language for enterprise architecture management [BEL