北京软件定制开发外包公司

Briefly describe the eight stages of the software development process

Beijing software system development

The software development process refers to the general process of software development and design, including the overall software structure, module composition, function design, and the process of program writing, debugging, program joint debugging, testing, etc.

The software development process refers to the general process of software development and design, including the overall software structure, module composition, function design, and the process of program writing, debugging, program joint debugging, testing, etc. 

 Software development must comply with certain processes and technical development specifications. Each member of the software development team must follow the unified specification deployment to design, develop, test, and communicate in order to improve the efficiency of development and improve the quality of project development.

The software development process generally has the following eight stages:

1. Analysis and determination of project development purpose In this stage of the software development process, after the software developer has determined the development project, it is necessary to discuss with the demander to determine the needs of the demander for software development to achieve goals and their specific Required functions, etc., and determine whether it is achievable.

2. Requirements analysis This is the second stage of the software development process, and it is also the stage to determine specific ideas for the normal progress of software development. After confirming that the software development can be carried out, it is necessary to carry out a specific and detailed analysis of the software functional requirements that the customer needs to implement. At the same time, the possible changes in the development process should be considered, and a demand change plan should be formulated to deal with the occurrence of special situations at any time to ensure the smooth progress of the software development process.

3. Design The software design should design the framework structure, functional modules and database of the software system according to the results of the analysis of the software functional requirements in the previous stage. It is divided into two parts: general design and detailed design.

4. Programming Each previous stage in the software development process is the basis for the implementation of the next stage. Programming is also based on software design, and the requirements of each part of software design are realized through computer program code. Programming has unified and standardized program writing rules to ensure software programs are easy to understand and maintain.

5. Software testing After the customer software needs to be implemented by programming code according to the design, that is, after the software program is completed, it is necessary to test the written program to form an overall structure, function, unit, assembly, and system three stages to test the program. The correctness of writing and the sufficiency of the customer's functional satisfaction are used to determine whether the software meets the development requirements, and it is also a process of finding and correcting problems.

6. Software delivery The software development process completes the software development through the above core links. The next step is to hand over the software system to the customer after the software development meets the customer's needs, and install the software installation program, the data dictionary of the database, the "User Installation". Manual", "User Guide", requirement report, design report, test report and other products are delivered to customers, and at the same time guide customers to install software and installation skills, remind customers to pay attention to the detection of software operation status, environment, server and related middleware and matters needing attention, know the actual operation method, use process and other issues of the customer software, and realize the tasks stipulated in the contract.

7. Acceptance After the user receives the software development results delivered by the developer, conducts actual operation, test operation, and achieves satisfactory results, the user will accept the developed software.

8. Maintenance Custom-developed software usually needs to provide after-sales service, regularly maintain the software, or modify the application software program according to the new needs of users, so that it can continuously meet the actual needs of customers.

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