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Architectures d'Entreprises

par Dr. Salah BAINA

Références



Ouvrages :
Vernadat, F. B. Enterprise modelling and integration: principles and applications Chapman & Hall. ISBN:978-0-412-60550-5, 1996 AMICE CIMOSA: Open System Architecture for CIM SpringerVerlag, 1993 O'Rourke, C., Fishman, N. & Selkow, W. Enterprise Architecture Using the Zachman Framework 2003






–Article:
Sowa, J. F. & Zachman, J. A. Extending and Formalizing the Framework for Information Systems Architecture. IBM Systems Journal,, 1992, Vol. 31, pp.-590
Salah BAINA 2

A quoi ça sert ?

EA: a “bird-eye” view on the organization
− − − − − −

Updating strategic vision (agility & reactivity) Enterprise performance and efficiency Complexity and change management IT alignment withbusiness needs Information systems city planning Business process management (BPM)

Are made easier with an Enterprise Architecture
Salah BAINA 3

Pourquoi utiliser une AE?


Is foundationalfor modern enterprise governance and management Is a communication and management tool Provides a blueprint of:
− − − − − −

 

What the enterprise does What it knows What itproduces/uses/transforms Who does what and when Who is responsible for what And the relationships among these
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Salah BAINA

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Qu'est ce qu'une AE?


It is a structured construction made of aset of models that describe or even specify the enterprise structure, functionality and behaviour Made of process models, data models, IT models, infrastructure models, economic models, etc.

Salah BAINA

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Types d'architectures


Architectures de type 1:


describe a particular architecture or physical structure


My_company architecture



Architectures de type 2:−

present a reference architecture or structure (EAF)
  

ARIS, CIMOSA, GRAI, PERA Zachman Framework, MEGA GERAM
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Décomposition de l'entreprise

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