cat35a62ec60096.txt

来自「软件工程方面的书籍」· 文本 代码 · 共 4 行

The Finance System subsystem provides an interface to the external finance system, it is used to submit financial transactions when registration ends and students have been registered in courses.

This is a subsystem rather than a package because, a simple interface to the complex internal behaviors can be created and the particulars of the financial system to be used could be changed at some later date.