Master Solution Architecture

mandatory section Section Entry Criteria Dependent Section Risk owner Section description Value risk type Qualities Impacted
1. Architecture Vision No Content - Container heading only. Section 1 - Architecture Vision is produced during project…
1.1 Problem Description No Content - Container heading only. This section describes the business challenges and…
No 1.1.1 Stakeholders and their Concerns Stakeholder Analysis
Project Manager Lists the identified stakeholders and identifies the concerns to be addressed in this document
  • Provides a summary of the stakeholders whose concerns are to be addressed by the architecture.
 Cost, Time, Quality Accessibility || Availability and Resiliency || Development Resource || Evolution || Internationalization || Location || Performance and Scalability || Security || Usability
No 1.1.2 Problem Analysis Problem analysis workshop
Project Manager Describes the issues/scenarios to be addressed by the Architecture development work
  • Represents the agreed understanding of the problem to be addressed by the architecture
 Cost, Time, Quality Accessibility || Availability and Resiliency || Development Resource || Evolution || Internationalization || Location || Performance and Scalability || Security || Usability
1.2 Business Vision No Content - Container heading only.
No 1.2.1 Business Vision Statement Benefits analysis workshop
Project Manager Describes the business motivations that have initiated the architecture development.
  • Provides a formally documented view of the business motivation and outcomes that inform architecture decisions and options.
 Cost, Time, Quality Development Resource
No 1.2.2 Business Vision Diagram
Project Manager A graphical representation of the business motivations that have initiated the architecture…
  • A visual alternative of the business motivation and outcomes that inform architecture decisions and options to support time poor stakeholders with understanding and reasoning about the motivation for change.
Cost, Time, Quality
No 1.2.3 Change Drivers and Opportunities Relevant strategies and agency priorities
Architecture Analysis that shows how the initiative is mapped to drivers articulated in strategy. I.e the…
  • places the work in broader strategic context to support architecture decision making.
 Quality Evolution
No 1.2.4 Detailed Objectives (Desired Outcomes) Outcomes workshop
Project Manager Provides a summary of the business objectives that the architecture must meet or address
  • Defines outcomes and measures that can be used to define architecture development
 Cost, Time, Quality Accessibility || Availability and Resiliency || Development Resource || Evolution || Internationalization || Location || Performance and Scalability || Security || Usability
1.3 Resulting Architecture Model No Content - Container heading only This section contains information regarding the scope of…
Yes 1.3.1 Architecture Scope Understanding of the business problem and expected benefits. Understanding of strategic alignment
Project Manager A statement of the in-scope (and out of scope) architecture items
  • Provides a statement of the in-scope architecture components for stakeholder agreement. Constrains PLAN phase architecture development
 Cost, Time, Quality, Security
Yes 1.3.2 Solution Concept Diagram
Architecture A diagram showing the scope of architecture change.
  • Communicates architecture scope of change to stakeholders in a visual way
 Quality
No 1.3.3 Architecture Principles Agreed principles
Architecture Identifies the architecture / business principles that inform the architecture development.
  • Allows enterprise requirements to be considered in the development of the architecture to ensure strategic alignment beyond the focus of the project mandate.
  • Allows decision makers to enforce or exempt project from alignment with principles.
 Quality Accessibility || Availability and Resiliency || Evolution || Location || Security || Usability
Yes 1.3.4 Constraints NFR analysis
Architecture Defines the business and technical constraints that are part of a set of non-functional…
  • Architecture development is informed by an agreed and/mandated set of business and technical constraints. eg WCAG compliance. Essential 8 Security compliance
 Cost, Time, Quality, Security
Yes 1.3.5 Policies and Standards Relevant policies and standards analysis
Architecture List of policies and standards that inform and constrain the architecture development
  • Identifies the policies and standards requirements that must be taken into consideration during architecture development.
  • Ensures legal and regulatory compliance is included when defining the architecture.
 Quality, Security
Yes 1.3.6 Architecture Summary Architecture scope analysis
Architecture A set of architecture views that represent the scope of architecture development. Views are…
  • Provides architecture requirements for the PLAN phase of architecture development. Provides a checklist of views to be used by the Core EA when reviewing architecture at Check-in step.
 Cost, Time, Quality, Security
No 1.3.7 Requirements Mapped to Target Architecture Requirements, Architecture scope
Project Manager Provides a record of the architectural response to identified high level requirements. Updated…
  • Provides a quality check to assess completeness of architecture development
  • Provides traceability between requirements and architecture to be developed.
 Cost, Time, Quality Accessibility || Availability and Resiliency || Evolution || Internationalization || Location || Performance and Scalability || Security || Usability
Yes 1.4 Architecture Decisions
Architecture A log of all decisions affecting the target architecture including any rationale for the decision…
  • Governance and traceability of architecture decisions
 Quality, Security
Yes 1.5 Risks, Issues, Assumptions and Dependencies Architecture No content - container only Provides a record of identified risks, issues, assumptions and… Cost, Time, Quality, Security, Information Management
Yes 1.5.1 Risks
Architecture Provides a record of identified/known architecture risks. Note: Not a place for project risk, eg…
  • Early identification of risk to ensure it is managed and addressed by subsequent architecture definition.
 Cost, Time, Quality, Security
Yes 1.5.2 Issues
Architecture Architecture issues only -no project related issues. may have related project issues.
  • Supports architecture decision making and planning activities.
 Cost, Time, Quality, Security
No 1.5.3 Assumptions
Architecture Architectural assumptions only. Assumptions will typically be resolved as the architecture is…
  • Provides visibility of unknowns to be addressed in later architecture phases. Can be used to capture assumptions throughout the architecture development lifecycle.
 Cost, Time, Quality Accessibility || Availability and Resiliency || Development Resource || Evolution || Internationalization || Location || Performance and Scalability || Security || Usability
No 1.5.4 Dependencies
Project Manager Architecture development that this architecture is dependant on.
  • Provides guidance for project and portfolio prioritisation.
 Cost, Time, Quality Development Resource || Evolution
2. Architecture Definition No content - container only. The Architecture Definition Section is the deliverable container for…
2.1 Mapping to Architecture Repository No Content - Container only. The purpose of this section is to highlight (not describe in detail)…
No 2.1.1 Artifacts Project Manager The purpose of this section is to describe the artifacts that are relevant for or from the… Cost, Time, Information Management
Yes 2.1.2 Mapping to Architecture Landscape
Architecture The purpose of this section is to highlight any patterns that are relevant for or from the…
  • Identifies reuse and rationale for any variation.
 Cost, Time, Quality
Yes 2.1.3 Mapping to Reference Models
Architecture The purpose of this section is to highlight any products and technologies that are relevant to the…
  • Using reference models can reduce the cost and time of developing a solution by reducing complexity, increasing reuse, improving communication, enhancing governance and improving compliance.
 Cost, Time, Quality, Security
Yes 2.1.4 Mapping to Standards
Architecture The purpose of this section is to highlight any standards that are relevant for or from the…
  • Reduce cost by complying with existing standards. Reduce governance effort. Improve quality of architecture.
 Cost, Time, Quality, Security
Yes 2.1.5 Re-Use Assessment
Architecture The purpose of this section is to highlight any re-usable aspects of the architecture. If there…
  • Reduce operational cost caused by duplication of solution building blocks.
 Cost, Time, Quality
2.2 Baseline Architecture No content - container only.
No 2.2.1 Business Architecture Models
Architecture The purpose of this section is to define the current business architecture that is in scope for…
  • used to inform target architecture development if understanding current state architecture is important.
 Quality Accessibility || Internationalization || Location || Security || Usability
No 2.2.2 Data Architecture Models
Architecture The purpose of this section is to define the baseline data architecture for the domain/sub-domain.…
  • Used to inform target architecture development if understanding current state architecture is important.
 Quality Availability and Resiliency || Evolution || Internationalization || Location || Performance and Scalability || Security
No 2.2.3 Application Architecture Models
Architecture The purpose of this section is to define the baseline application architecture for the domain/sub-…
  • used to inform target architecture development if understanding current state architecture is important.
 Quality Accessibility || Internationalization || Security || Usability
No 2.2.4 Technology Architecture Models
Architecture The purpose of this section is to provide a high-level view of the baseline technology architecture…
  • used to inform target architecture development if understanding current state architecture is important.
 Quality
2.3 Target Architecture No content - container only
Yes 2.3.1 Business Architecture Models
Project Manager The purpose of this section is to define the target business architecture that is in scope for this…
  • An agreed target architecture that can be approved by decision makers and consumed by implementors.
 Cost, Time, Quality, Security
Yes 2.3.2 Data Architecture Models
Architecture The purpose of this section is to define the target data architecture for the domain/sub-domain…
  • An agreed target architecture that can be approved by decision makers and consumed by implementors.
 Cost, Time, Quality, Security, Information Management
Yes 2.3.3 Application Architecture Models
Architecture The purpose of this section is to define the target application architecture for the domain/sub-…
  • An agreed target architecture that can be approved by decision makers and consumed by implementors.
 Cost, Time, Quality, Security
Yes 2.3.4 Technology Architecture Models
Architecture The purpose of this section is to either provide references to the relevant technology architecture…
  • An agreed target architecture that can be approved by decision makers and consumed by implementors.
 Cost, Time, Quality, Security
No 2.4 Gap Analysis Target architecture
Project Manager The purpose of this section is to define the gap between the current (as-is) and target (to-be)…
  • Informs solution work packages.
 Cost, Time
No 2.5 Impact Assessment Target architecture, Gap analysis
Project Manager The purpose of this section is to assess and document the impact (on the organization) of the…
  • Assess the organizational impact of change within their respective domains. Provides guidance for implementation planning.
 Cost, Time
Yes 3. Architecture Requirements Specification Project Manager The Architecture Requirements Specification provides a set of quantitative statements that outline…
  • Specification suitable for implementation
 Cost, Time, Quality, Security
No 3.1 Conceptual Requirements Summary
Yes 3.2 Logical Requirements Summary
Yes 3.3 Physical Requirements Summary
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