A new project manager is planning a complex hardware installation project. The team consists of 15 people who are experts in their fields. The project manager does not want to manage the project in the detailed level. How far should he decompose the work？

何时最适合采用德尔菲技术 （）

下列各项哪一项不是非正式书面沟通的例子（）

在风险应对控制中，纠错行动主要由（）组成？

你在负责为某个大公司安装声音回传系统。你开始准备估算时出资人告诉你估算必须尽可能接近实际。你最可能使用下列哪个做你的估算？