To tell the truth, many schools can directly use javaweb technology to make some management systems, and they can meet the requirements, even websites like php can meet the requirements. As for the paper, you can search the library, because the technical architecture is similar, and then draw er diagram and test case diagram yourself.

For example, the course management system and student status management system, if necessary, can use SSH framework to realize some more complex business.

For example, e-commerce system, online ordering system and take-away system are almost the most complicated businesses that individuals can do. If you like technology, you can try it.

You can look at my name and find the source code of many projects. You can choose it yourself. I hope you can adopt it.