constitution that defines a core set of principles. Three separate but equal branches of government. An executive branch which sets direction. A legislative branch which creates laws through a rigorous process. A judicial system to enforce these laws. This all sounds familiar when discussing the constitutional government of the United
ay by day, Model Driven Architecture (MDA) is gaining more focus in many organizations. MDA stresses the benefits of modeling at various levels of abstraction and the integration and flow of information among models. With MDA, first the object model is built, which differentiates it from the traditional approach of
ser stories are probably the most popular tool for gathering user requirements on an Agile project. A user story represents some goal that a user would like to achieve, and collectively, user stories are a lightweight mechanism for gathering and verifying user requirements. Introduced to software development projects through Extreme
hile the value proposition of Enterprise Architecture (EA) should always be transparent, the severity of the current economic downturn intensifies doubts about whether EA contributes to the economic survivability of many corporations. With immediate pressure to reduce cost and decreased focus on long-term competitive advantage, EA?s role in determining and
he inherent advantages to introducing queues into an application architecture are well understood. Queues, when used properly, can: Increase application robustness, as clients can send messages even when services are not running. Increase application scalability, because multiple service instances can be used to process messages from a single queue. Improve
he ACME Toothpick Company recently implemented two transactional Windows Communication Foundation (WCF) services to integrate their toothpick manufacturing and log inventory applications. A third application, the ACME Manufacturing Manager (AMM), was subsequently developed to utilize the new services and manage the overall manufacturing process. The project was a resounding success
As enterprise architecture (EA) matures into an established discipline in most moderate to large scale IT organizations, EA is increasingly being challenged to demonstrate objective evidence of its contribution to the corporation. Beginning even before the current economic crisis began, the senior business management intensified their scrutiny of IT in
“o you have a governance plan?” It’s not a question you want to hear while putting together a world changing Service Oriented Architecture (SOA). Governance is one of those words that can strike fear into the heart of a software architect. Visions of endless meetings and committee reviews immediately give