c# study notes-general steps of software development (based on three-tier architecture)

1. Demand analysis

Before officially launching a new project, you must first do a demand analysis, and analyze the functions needed in the project and the design requirements proposed in the project development document.

2. Selection of project framework

 2.1 For small projects, two-tier or three-tier architecture can be used for program design

 2.2 For large projects, at least three-tier architecture and other architecture combinations must be used

3. Frame construction

3.1 The design of the UI layer (the UI part is responsible for the operation of the UI control part, not responsible for excessive data access processing)

3.2 Add the required modules (Models, DAL, BLL)

3.3 Add the relationship between modules (reference)

3.4 Writing of general data access classes

3.5 Regenerate the solution

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Origin blog.csdn.net/qq_39157152/article/details/112916932