Software Detailed Design is sdd full form. Software design is the process of converting user requirements into a format that can be used by programmers to help them code and implement software.
S = Software
D = Detailed
D = Design
An SRS (Software Requirement Specification) document is prepared for assessing user requirements, however, more explicit and detailed software requirements are required for coding and implementation. This process’ output can be utilized directly in programming languages to implement it.
Levels of Software Design
- Architectural Design : The architectural design is the system’s most abstract version. It describes software as a system made up of numerous interconnected components. The designers acquire an overview of the proposed solution domain at this level.
- High-level Design : The high-level design deconstructs the architectural design notion of a “one entity, several components” into a more detailed view of subsystems and modules, as well as their interactions. High-level design is concerned with how the system and its various components can be implemented as modules.It detects each sub-modular system’s structure, as well as their relationship and interaction with one another.
- Detailed Design : In the preceding two projects, the detailed design refers to the part of the implementation that is considered a system and its subsystems. Learn more about modules and how to use them. It specifies the basic structure of the each module as well as their communication interfaces with the other modules.