This Slideshare presentation is a partial preview of the full business document. To view and download the full document, please go here: http://flevy.com/browse/business-document/enterprise-architecture-714 Why an Enterprise Architecture? The different Frameworks Introduction to TOGAF Tool based support

1. ENTERPRISE
ARCHITECTURE
Demystified

2. COMPLEXITY REQUIRES ARCHITECTURE
Building Architecture
versus Urban Planning
Building = Static/waterfall
City = Dynamic/iterative
Building Standards
Arch. Review Board
Zoning – pc or mainframe
Variances
Health/Safety inspections
Common Services - Roads,
utilities, birth certificates, etc
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3. BOUNDARYLESS INFORMATION FLOW NEEDS
Data flow with semantic interoperability
Delivered by an enterprise IT architecture
Based on open standards
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4. Complexity
Industry Stds
&
Training
Views
Methods
“When a wise man is in a hurry, he sits down first.”
Old Chinese Proverb
YOU NEED ALL THREE LEGS FOR IT TO
STAND UP!
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5. ZACHMAN FRAMEWORK
The Zachman Framework describes a holistic
model of an enterprise's information
infrastructure from six perspectives
There is no guidance on sequence, process,
or implementation of the framework. The
focus is on ensuring that all aspects of an
enterprise are well-organized and exhibit
clear relationships that will ensure a
complete system regardless of the order in
which they are established.
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6. DODAF STRUCTURE
•Formerly known as the C4ISR EA Framework, C4ISR stands for “Command, Control,
Computers, Communications, Intelligence, Surveillance, and Reconnaissance”.
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7. TOGAF ADM
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8. FRAMEWORK SUMMARY
Zachman - Fundamental Complete Framework. Zachman is
the organizational model for an architecture.
Views on Zachman
FEAF - Legacy Integration & Evolution focused framework. Ideal for
transitional architectures, and finding commonality across
businesses.
DoDAF - Mission Systems focused framework. Ideal for ensuring
that my development will integrate with your development to
achieve a mission.
TOGAF - How-to-Framework. The industry standard for
putting an EA program in place.
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9. MODELING APPROACHES
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10. THANK YOU
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11. 1
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