Week 3 Flashcards
TOGAF
The Open Group Architedcture Framework.
What is TOGAF?
A method to develop and manage the Enterprise Architecture. Composed of multiple techniques and practices. (TOGAF uses Archimate)
What are drivers for EA?
Complex IS portfolio
Decentralized IS budgets
Low flexibility and failing projects
What is the picture approach?
Approves, redesigns, ocmbines system complexes.
Improves Business IT Alignment in organizations.
What is the focus of the picture approach?
Application portfolio and relations to
Process Architecture
Information Architecture
Organization Architecture
IT Architecture
How to develop an EA mode?
A picture is an image of the organizational processes. This image maps out the functions of various IS applications in the processes.
Which steps in the picture approach?
Several photo-shoots Review of the photos Detailing the photos Freezing the photos choosing the To-be siutatie
Name two tools to reduce EA complexity?
- Mapping applications to business processes
Support management decisions - Quality of the application portfolio
Which three EA approaches are there?
Zachman
Picture approach
Practical approach
Which one you advice depends on?
Maturiy
Design principles
EA complexity
What is a function point?
A unit of measurement to express the amount of business functionality.
What are function points used for?
To compute a functional size measurement of software.
FSM
How to reduce objective complexity?
Reduce interfaces
Reduce functions
Reduce components
How to reduce the subjective complexity?
Reduce the effort to understand the portfolio. (Visualizing)
