[answer] business use cases and system use cases are mixed together

Problem time ：2012/9/18

UML rookie (122**67922) 2012-08-10 19:26:41

Yesterday's analysis case now finds , Business use cases are mixed with system use cases , The main reason is that the granularity and hierarchy analysis are not clear enough . Especially when the clansman applies for birth registration and the clan head examines it . After reading the article "granularity of great God use cases..." , This should be a business step , So add in , The discussion should be about business use cases . So what we discussed yesterday can be divided into three levels ：

UML rookie (122**67922) 2012-08-10 19:27:56 But this painting is obviously wrong Fashion (23***262) 2012-08-10 19:48:18 , Can draw such a picture , You are really good Pan Jiayu (3504847) 2012-08-13 19:24:43 Although this picture puts different research objects together , But the boundary is clearly expressed .（ repair ： The problem is , How do you know the system use cases are these ？） You can draw first " Family office " Use case diagram （ Business use case diagrams ）, Then draw the process that is most worthy of improvement , for example " Register new people ", Put the system to be developed in , Looking for improvements , Locate the use cases of the system to be developed . See 《 Software method 》