High-Level Application Architecture Template
Documenting the high-level application landscape, key systems, and their relationships
The High-Level Application Architecture template provides a structured approach to documenting the high-level application landscape, key systems, and their relationships.
Template Sections
This template includes 9 sections.
Executive Summary
Describe the application landscape, its purpose, strategic context, and the key business capabilities it supports
System Context Diagram
Diagram section
Container Diagram
Diagram section
Core Application Responsibilities
Document the primary responsibilities and boundaries of the main application or platform
Governing Architecture Principle
State the key architecture principle that governs this application landscape
Key Assumption
Document the most significant assumption underpinning the architecture
Architecture Constraint
Document the primary constraint bounding the solution (budget, technology mandate, compliance)
Key Non-Functional Requirement
Define the most critical non-functional requirement for the application landscape
Architecture Risk
Document the highest-priority risk to the application architecture
Section Details
Block Types Used
| Section | Block Type | Purpose |
|---|---|---|
| Executive Summary | Rich Text | Describe the application landscape, its purpose, strategic context, and the key... |
| System Context Diagram | Diagram | Diagram section |
| Container Diagram | Diagram | Diagram section |
| Core Application Responsibilities | Component Responsibility | Document the primary responsibilities and boundaries of the main application or... |
| Governing Architecture Principle | Principle | State the key architecture principle that governs this application landscape |
| Key Assumption | Assumption | Document the most significant assumption underpinning the architecture |
| Architecture Constraint | Constraint | Document the primary constraint bounding the solution (budget, technology... |
| Key Non-Functional Requirement | Non-Functional Requirement | Define the most critical non-functional requirement for the application... |
| Architecture Risk | Risk | Document the highest-priority risk to the application architecture |
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