问题
单项选择题
The critical chain ______ .
A．focuses on managing the resources applied to buffer activities
B．alters the required dependencies in the project schedule to optimize resource constraints
C．adds duration buffers that are work schedule activities to maintain focus on the total float of network paths
D．adds duration buffers that are non-work schedule activities to maintain focus on the planned activity durations
答案
参考答案：B
解析： 关键链 ______ 。 A) 主要管理应用到缓冲活动上的资源 B) 改变项目进度的必需的依赖关系以优化资源限制 C) 添加工作进度活动的历时缓冲以维持集中在网络路径的总时差上 D) 添加非工作进度活动的历时缓冲以维持集中在计划的活动历时上 关键链是一种根据有限的资源来调整项目进度计划的进度网络分析技术。
