EA history, perspectives and realities https://bit.ly/2QMCCFn

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This page is a supplement to Avancier Methods practical advice on architecture processes and products.

 

 

 

 

 

 

 

Avancier

Home page

 

EA history

 

Architecture frameworks

50 years of digital transformation and EA

Architecture framework history

Traditional EA

New Generation EA

What is EA not?

EA pitfalls

What is an architecture framework?

 

More EA history

EA in the 11th century

EA in the 1950s - before IT

EA in the 1980s - the PRISM paper

On the Zachman Framework

TOGAF history and EA observations

How does TOGAF define EA?

EA history in US government

Past and present views of EA

EA perspectives

 

EA rationale & challenges

Get real: EA is political

  Who values the “enterprise as a system”?

  Effective implementation of business goals

  Simplification and cross-organisational integrity

  Return on investment in systems 

  IT cost cutting

  Reduction of operational or change risk

  Increased business and IT agility

  Focus on process rather than organisation

  Where EA sits in the business

 

Other perspectives of EA

EA as a design/change process  

EA as abstract system description 

EA as portfolio management

EA as rationalisation

EA as strategy (after Ross etc.)

EA as cybernetics

Agile EA 

EA realities

 

Applications architecture

EA challenges case study

Portfolio management challenges

Application road maps

Application portfolio

Buy v. build decisions

For more, go to

AM Products and Techniques

 

Architecture tools

The best EA tool?

Why do you need a repository?

A process for creating a repository

Ten repository challenges

Little-discussed tool selection criteria

The state of the repository art

Facts and conclusions from experience

 

EA meta models

A generic meta model (slides)

Four meta model pics

EA meta models: older comparison

EA meta models: newer comparison

 

 

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