平衡线形图balance chart最常用于（）

Your company has established a reward and recognition system for its project management professionals. Project cost performance is used as a criterion to determine rewards. What should you do to ensure that rewards reflect actual performance？

An environmental remediation project has succeeded in reducing costs.This achiebed by implementing a change request for new technology that was not available when the scope was originally defined.The technology change that is adopted is a/an:

用于预测项目完成日期的SPI，是通过以下哪个公式计算的？ （）

创建WBS是哪个知识领域的一部分