NIST Enterprise Architecture Model: Difference between revisions

Revision as of 00:31, 17 July 2013

Revision as of 00:43, 17 July 2013

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* Development and implementation should be customized to the environment

* Yet, every architecture itself can be divided into different levels.

The different levels of an enterprise architecture can be visualized as a pyramid: withOn top "the business unit atof thean topenterprise, and at the bottom the delivery system atwithin the baseenterprise. AnThe enterprise iscan composedconsist of one or more Businessbusiness Unitsunits, thatworking are responsible for ain specific business area. The five levels of architecture are defined as: Business Unit, Information, Information System, Data and Delivery System."<ref name="Rig 1989, 137"/>

The separate levels of an enterprise architecture are interrelated in a special way. On every level the architectures assumes or dictates the architectures at the higher level. The illustration on the right gives an example of which elements can constitute an Enterprise Architecture.