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Phase A Architecture Vision (3. Steps (Establish architecture project …
Phase A
Architecture Vision
1. Overview
Develop a high-level vision
to be delivered
Obtain approva
l for "
Statement of Architecture
" work
Define scope
Estimate resources needed
Develop a roadmap and schedule
Define KPIs and Metrics
Communications plan
:red_flag: Remember to treat Architecture work as a
project
Define budget and schedule
2. Approach
Request for Architecture work
:check: Define what is in and out of scope
#
Create the Architecture Vision
#
Go through the "ADM" Business scenario process
:check: Use cases
In TOGAF world, use business scenarios to define the problem to dig down deeper
Story / Explanation
Start with a
Problem
The problem lives in an
Environment
That environment has
Objectives
There are
Human Actors
like the employees that operate in such environment
There are
Computer Actors
like systems
There are
Roles & Responsibilities
for all
Then you have to go back and
Refine
the problem
2.a Inputs
(usually documents)
External reference materials
Request for Architecture work (optional and Prelim Phase)
Business principles, goals and drivers (Prelim Phase)
Organization model for Enterprise Architecture (Prelim Phase)
Tailored Architecture Framework (Prelim Phase)
Populated Architecture Repository (Prelim Phase)
:red_flag:Lots of this were outputs of previous phase
are now inputs for this phase
:red_flag: These can be called
Common Inputs
as many further phases will have similar documents
3. Steps
Establish architecture project
:check: Kickoff meeting
:check: Assigned project manager
:check: Organize schedule
Identify
:check: Stakeholders :red_flag:
:check: Concerns
:check: Business requirements
Confirm
:check: Business Goals
:check: Key Drivers
:check: Important contraints
Evaluate business capabilities
:check: identify what the company is good at, what is not good at in things with plans being built for and to what degree
Assess readiness for transformation
:red_cross: Generally, this pops up in migration planning, but is
not
the case here
:check: Evaluation of how company adapts to change
:check: Speed of adaptation : slow (difficult), balanced (mature), fast (too easy)
Define scope for your vision
Confirm
:check: Architecture principles
:check: Business principles
Develop architecture vision
:check: How target architecture will look like
:check: Define what the current problems are
:check: Finalize (sort of) : this is what we will gonna implement :red_flag:
Define
:check: Target architecture
:check: KPIs
Identify
:check: Transformation risks
:check: Mitigation activities
Develop
:checkered_flag: Statement of Architecture Work
:red_flag: Secure Approval
3.a Outputs (usually documents)
:checkered_flag: Approved Statement of Work
Refined business principles, goals and drivers
Architecture principles
Capability Assessment
Tailored architecture framework
Architecture vision
:red_flag: Draft Architecture definition document
(v0.1 of all baseline and target BDAT documents)
Communications plan
Additional content in Architecture repository
4. Artifacts
Matrices
:check: Stakeholder map matrix
Diagrams
:check: Value chain program
:check: Solution concept diagram
