Enterprise Architecture: Different Views:

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November 9, 2008  8:01 PM

Application Standards Examples



Posted by: Anton
Enterprise architecture

The organisation that I currently work for re-visited its application development standards recently. The approach used was to agree on the "Principles" that development should adhere to. From these principles some detailed Standards were then developed to guide the development of code. This detail...

November 9, 2008  8:00 PM

Application Standards -Why?



Posted by: Anton
Enterprise architecture

I recently showed examples of graphs that depict how an application might conform to standards. I consider the concept of conformance as an important part of an Application Architecture. Conformance is also a key element in the practice of Enterprise Architecture. If an organisation wants to...


October 29, 2008  7:07 PM

Application Integration Views



Posted by: Anton
Enterprise architecture

The project that I'm working on currently, is deploying a solution that makes use of no less than 7 integration methods. This time I cannot provide examples as the solution is confidential. I developed 7 different views of the integration using exactly the same basic diagram that depicts the...


October 29, 2008  7:06 PM

Application Integration Methods



Posted by: Anton
Enterprise architecture

Standards such as COM/DCOM, CORBA, EJB (Enterprise Java Beans), and XML work to assure that applications can communicate easily. Components written to the same standard can interoperate, but mixing these technologies results in an environment that requires another level of integration (usually...


October 29, 2008  7:05 PM

Application Integration Introduction



Posted by: Anton
Enterprise architecture

Modern applications, when deployed in a distributed environment, rely heavily on integration methods to communicate to databases and user-facing frontends. Large organisations typically have application landscapes that span various platforms and environments, especially where legacy applications...


October 21, 2008  6:13 PM

Application Views – Layered



Posted by: Anton
Enterprise architecture

Here's an example of an Application Architecture view that will actually be of value to a variety of audiences. It features the different levels of a "top-to-bottom" solution along the lines of the EA framework that I shared in earlier blogs. At the top the users and roleplayers are shown as well...


October 21, 2008  6:11 PM

Application Views – Decision Makers



Posted by: Anton
Enterprise architecture

Management and Architects are likely to require Application Architecture views that show an application's lifecycle (is it ageing, or when is a review required of its continued suitability), costs of supporting and running it and the dependencies on 3rd parties such as a vendor for support and...


October 21, 2008  6:10 PM

Application Views – BAs



Posted by: Anton
Enterprise architecture

We're still on the topic of Application Architectures and the various views that one can develop for this domain of Enterprise Architecture. Different views will be of value to different audiences (e.g. Management, Business Analysts, Solution Analysts, Developers, Architects, etc.). For a BA it's...


October 20, 2008  8:06 PM

Application Portfolio Views: Conformance 2



Posted by: Anton
Enterprise architecture

The attached graph is the 2nd of 2 examples that show how an organisation can measure its application portfolio against a set of standards. In these examples 10 standards are each measured with a simple score out of 100. This graph shows the 10 standards and the footprint across 20 applications for...


October 20, 2008  8:02 PM

Application Portfolio Views: Conformance 1



Posted by: Anton
Enterprise architecture

An organisation may wish to see some concolidated views of how their applications measure up to standards. In the next 2 posts I will show 2 graphs that I helped develop for an organisation. These 2 examples were created using a spreadsheet that scores 10 criteria for 20 applications on a...


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