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Document overview A general description of the system. The logical architecture of software, the layers and top-level components. The physical architecture of the hardware on which runs the software. The justification of technical choices made. The traceability between the architecture and the system requirements.

Architecture documentation must contain the information necessary to evaluate a variety of quality attributes such as security, performance, usability, availability, and modifiability. Analyses for each attributes have their own information needs.

Essential Elements of Documenting Software Architecture Component, deployment, and sequence diagrams are often used diagrams. They help to visualize the system's architecture, data or control flow between components, and deployment settings.

Software architecture documentation is a guide to the structure of your software. It can be used for many purposes, from communicating key details to business stakeholders to serving as an onboarding resource or reference for other developers as they work to build out, expand, or fix the software.

Technical Architecture Document (TAD) Overview. Current Business Processes. Proposed Business Processes. Business Requirements. Data Requirements. User Acceptance Testing. Training.

? Use an Architectural Framework An architectural framework provides structure for your software architecture documentation. An example of a simple architectural framework that many teams use is the C4 model ? with Gliffy, you can create diagrams to illustrate this model for your architecture.

Software Architecture Document Template Introduction. Purpose of Document. ... Architecture Overview. A high-level overview of the system's architecture. ... Architectural Layout. ... Architectural Decisions. ... Data Management and Retention. ... Quality Attributes. ... Interfaces and Integration. ... Deployment and Infrastructure.