such as scale, process, costs and schedule and skills and development skills required to make the architect.
without an architecture, things can go bad in the making of buildings etc.. not thought out right.
Poor achitecture = bad
design and fails to meet
requirements
Good architecture
means its
coherent and fit
for purpose.
IEEE 1471-2000
Nota:
This is the software architecture standard!
Recommended Practice for
Architectural Description of Software-Intensive
Systems
software architecture is driven by
Nota:
performance, resilience, usability and maintainability.
Stakeholders
Nota:
stakeholders need to be part of the software design and architecture as these are the people who will be using it.
Departments that need
to be taken into
consideration with
architecture..
Nota:
Finance
Human resources
Manufacturing
Marketing and distribution
Entertainment
EA Levels
Nota:
An enterprise architecture is typically thought of as
comprising a number of levels.
Business
Nota:
Business goals, organisation business processes
e.g. how the business is organised.
Application
Nota:
The software application e.g.g HR, CRM (customer relationship management)
Technology
Nota:
The infrastructure s/w and h/w capabilities
EA offers
Nota:
EA offers a way to understand the as-is enterprise, it’s business processes, applications
and infrastructure
Archimate illustrates Enterprise Architecture
provides languages for modelling at the
business, application and technology
level.
application layer should support the business layer