问题
单项选择题
Models drawn by the system analysts during the process of the structured analysis are （75） .
A．PERTs
B．ERDs
C．UMLs
D．DFDs
答案
参考答案：D
搜题请搜索小程序“爱下问搜题”
Models drawn by the system analysts during the process of the structured analysis are （75） .
A．PERTs
B．ERDs
C．UMLs
D．DFDs
参考答案：D