Category Archives: Main

This free excerpt from 2015, will make you think about EA: Chess and the art of Enterprise Architecture

 Business Architecture Modeling

In this post, which is a continuation of my previous one; I want to comment some of the 101 lessons expressed by Roger Evernden in his book “101 Lessons from Enterprise Architecture”. “101 Lessons from Enterprise Architecture is a bit … Continue reading →

Not too long ago a colleague recommended me a book authored by Roger Evernden titled “101 Lessons from Enterprise Architecture”. (Evernden, 2015) Starts his introduction “Several years ago I came across a book by Matthew Frederick – “101 Things I … Continue reading →

“Design patterns are descriptions of communicating objects and classes that are customized to solve a general design problem in a particular context” (Gamma, Helm, Johnson, & Vlissides, 2009). The “Gang of Four” introduced the principles of design patterns and offered … Continue reading →

“The z/TPF system is a high availability operating system designed to provide quick response times to high volumes of messages from large networks of terminals and workstations. A typical z/TPF system handles several hundred messages per second. A typical network varies from several hundred … Continue reading →

Governance is about establishing chains of responsibility, authority, and communications; empowering people’s decision making. It is also about establishing measurements, policy and control mechanisms to enable stakeholders carrying out their roles and responsibilities successfully. “Governance is essentially about ensuring that … Continue reading →

Service Oriented Architecture (SOA) is an approach to building business applications by representing solution logic as loosely coupled black-box components known as “services” (Limaye, 2013). These services must have well defined business objectives and perform discrete units of work. The … Continue reading →