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Enterprise Architecture presentation
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Transferability Workshop Enterprise Architecture
Sam RowleyLearning Development Manager
Staffordshire [email protected]
Agenda
• Enterprise Architecture context• Archimate modelling language• Archi modelling tool• Hands-on modelling
Enterprise Architecture as Process
Baseline Target
GapDelivery
EA as City Planning
EA Modelling
• Capture stakeholder concerns• Address concerns by identifying and refining
requirements• Create EA models• Create views of the model for stakeholders– show how concerns and requirements will be
addressed– show trade-offs arising from conflicting concerns
‘Diagrams’ are part of modellingModel views
Archimate: big picture not details
Archimate layers
Archimate layers
• Higher layers use services provided by lower layers• Business layer – offers products and services to external customers which
are realised by business processes performed by business actors
• Application layer – supports the business layer with application services which
are realised by (software) applications• Technology layer – offers infrastructural services (e.g., processing, storage and
communication services) needed to run applications, realised by computer and communication hardware and system software
Archimate aspects
Archimate aspects
Business Layer
Business Layer
Application Layer
Technology Layer
Relations
Layered Model
Baseline Model - Processes
Actors and Roles
Representations
Business Objects
Other stakeholders
Other stakeholders
Other stakeholders
Other stakeholders
Baseline Model
Target Model
Gap Analysis Model
Archi Demo
Links to further resources• Enterprise Architecture
– JISC InfoNet Enterprise Architecture: http://www.jiscinfonet.ac.uk/flexible-service-delivery/ea– Doing EA (JISC EA Pilot case studies):
www.jisc.ac.uk/media/documents/techwatch/jisc_ea_pilot_study.pdf
• TOGAF– http://www.opengroup.org/togaf/– TOGAF 'book': http://pubs.opengroup.org/architecture/togaf9-doc/arch/
• Archimate– http://www.opengroup.org/archimate– Specification: http://www.opengroup.org/archimate/doc/ts_archimate/– Introduction: https://doc.novay.nl/dsweb/Get/Document-43839/ArchiMate_Language_Primer.pdf– Web site: http://www.archimate.org/– Quick reference: https://doc.novay.nl/dsweb/Get/Document-52048/– Guides: https://doc.novay.nl/dsweb/View/Collection-4766
• Archi– http://archi.cetis.ac.uk
