Enterprise Architecture: Different Views:

November, 2008


November 27, 2008  7:04 PM

Application Lifecycle Management continued (Part IV)



Posted by: Anton
Enterprise architecture

I re-visited a Gartner article dated September 2006. It says that Enterprise Architecture road maps can include more explicit life cycle information — showing, or example, the exit timings for technologies in addition to the adoption timing. They can show the overlap of change from older to newer...

November 26, 2008  7:03 PM

Application Lifecycle Management continued (Part III)



Posted by: Anton
Enterprise architecture

Continuing with the 2004 Meta Group analysis, the second portfolio sunsetting challenge is the aged application's data and potential future use of this data, from both legal and ongoing operation considerations. Simply put, while an application might be destined for the junk pile, the data often is...


November 26, 2008  7:02 PM

Application Lifecycle Management continued (Part II)



Posted by: Anton
Enterprise architecture

Application Lifecycle Management, when applied to a collection of applications, can be part of a Portfolio Assessment discipline. An Analysis by META Group analyst, Rich Evans, highlighted that although a portfolio assessment generally provides a thorough application inventory, the inventory is...


November 20, 2008  7:08 PM

Application Lifecycle Management vs. Portfolio Management



Posted by: Anton
Enterprise architecture

ALM can be seen as part of an application portfolio management discipline, which takes a view on groupings of applications that can become outdated, marginal, or cost-prohibitive. Continued cost pressures and changing and expanding requirements, coupled with legacy integration challenges, make a...


November 20, 2008  6:58 PM

Application Lifecycle Management Introduction



Posted by: Anton
Enterprise architecture

I previously referred to Application Lifecycle Management (ALM) and that I will devote a few entreis to this topic. ALM falls solidly into the Application Architecture space, although Application can also mean Solution, which might include Infrastructure aspects that also require Lifecycle...


November 19, 2008  5:58 PM

Application Standards & Governance



Posted by: Anton
Enterprise architecture

A last practical word on Application Standards and its enforcement. How successful are organisations at applying Application Development Principles and Standards? In my experience, not always very successful. I would like to hear comments from others, but my feeling is the larger the IT community...


November 17, 2008  5:32 PM

Application Standards last example



Posted by: Anton
Enterprise architecture

What else can be said about application Standards? Anything that increases the quality, longevity and value of an application is worth upholding as a Standard or Principle against which it can be measured. Documentation is perhaps a Standard that needs to be met for any application, as it promotes...


November 17, 2008  5:30 PM

Application Standards examples continued



Posted by: Anton
Enterprise architecture

What other checklist questions can be asked to evaluate the adherence of an application to Standards? Some quality attributes standardized under ISO/IEC 9126 include 6 different qualities: Functionality, Reliability, Usability, Efficiency, Maintainability and Portability. The quality attributes...


November 17, 2008  5:29 PM

Application Standards Examples continued



Posted by: Anton
Enterprise architecture

Some more examples of application development principles are: Applications should be web-enabled (it's functionality should be exposable on the Internet, even if via another existing web-enabled application). Applications should be designed to support 24x7 availability (should not depend heavily on...


November 9, 2008  8:03 PM

Application Standards examples continued



Posted by: Anton
Enterprise architecture

Some examples of application development principles are: Applications should be integrated using standard interoperability methods and protocols. Applications should be designed with Security in mind. Applications should be accessible via Application Programming Interfaces. Applications should be...


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