TOGAF: Physical and Logical – Some Metamodel Musings

Published: February 20, 2017

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About this Resource:

In this free TOGAF article, Roger Everden takes a look at the ‘physical’ and ‘logical’ definitions of computer science and the impact that they have on our understanding of enterprise architecture.

There are some words that we use in enterprise architecture that we’ve inherited from earlier generations… and they don’t always make as much sense as they should. “Logical” and “Physical” are two of these words.

Although we still use them, they come from an earlier period of computer science, information engineering and data modelling.

Do they still have a place in our vocabulary? How can we eliminate the confusion that they often cause? Read our article to find out to find out more…

Content Expert:

Roger Evernden

Roger Evernden started in Enterprise Architecture in 1984 when it was in its infancy, and well before TOGAF emerged. In his 30+ years of experience as an enterprise architect, Roger has helped to define what we mean by ‘Enterprise Architecture’, as well as the process of architecting. He has also developed techniques and tools to make it effective, advised on countless EA projects, and helped many wonderful people to become successful architects.Roger is a very active member of the EA community and continues to provide EA training, mentoring, and coaching to individuals and teams.