单选题 The relationship between project management process groups and project life cycle phases is best described by the following:

A、 They are unrelated, incompatible concept
B、 They are the same concept described by different terms to satisfy application area extension
C、 Phases cross process groups such that closing one process group provides an input to initiating the next phas
D、 Process groups interact within a project phase and also may cross the project phase

【正确答案】 D

【答案解析】[解析] 下面哪项最好地描述了项目管理过程组和项目生命期阶段的关系? A) 各不相干, 性质不同的概念。 B) 它们是通过不同术语描述的相同的概念以满足不同的应用范围。 C) 阶段与过程组相交叉如收尾一个过程组给下一阶段的启动提供输入。 D) 过程组之间在一个项目阶段内是互动的, 并且可能跨越项目阶段。