Software design and implementation is the stage in the software engineering process at which an executable software system is developed. For some simple systems, software engineering means software design and implementation and all other software engineering activities are merged with this process. However, for large systems, software design and implementation is only one of a number of software engineering processes (requirements engineering, verification and validation, etc.).
Software design and implementation activities are invariably interleaved. Software design is a creative activity in which you identify software components and their relationships, based on a customer’s requirements. Implementation is the process of realizing the design ...
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