Posts by: Lou Varveris

Answering Some Questions on EA

Questions I’ve fielded at least several times in the past few years: a) “What is the ROI on enterprise architecture?”, and b) “Enterprise Architecture is overkill, isn’t it? You don’t really need it.” Here is my answer: Every organization already has an…

Show Me the Metamodel

I just need to know the metamodel. That is a common request from users for the variety of metamodels deployed out of the box with System Architect. What is your DIV-1 and DIV-2 for DoDAF 2? What is your metamodel for TOGAF…

Explicit, Implicit, and Inferred Relationships

You can look at the world around us as categorized into three kinds of relationships – Explicit, Implicit, and Inferred. An explicit relationship is one that carries data on the relationship itself – the ‘join’ relationship. So for example, a marriage between…