Which of the following configuration management activities is part of the Perform Integrated Change Control Proces？

对于风险比较大的项目，最好选择()生存期模型。

对于冲突现代的观点是（）

PDM图表和箭形图表都是网络图的种类，下列那项陈述说明了这两种图表的主要区别()。

A project is the use of lessons learned documentation demonstrates a poor use of historical information all of the project.Which if the following tools should be used to find the causes of this issue？