在系统集成项目中,只有各个组件设备组没完成,团队才能对其进行测试,设备组长和测试活动之间属于什么关系( )。
- A.外部强制性依赖关系
- B.外部选择性依赖
- C.内部强制性依赖
- D.内部选择性依赖
正确答案及解析
正确答案
解析
确定依赖关系:活动之间的依赖关系可能是强制性的或选择性的,内部或外部的。
(1)强制性依赖关系。强制性依赖关系是法律或合同要求的或工作的内在性质决定的依赖关系。
(2)选择性依赖关系。选择性依赖关系有时又称首选逻辑关系、优先逻辑关系或软逻辑关系。
(3)外部依赖关系。外部依赖关系是项目活动与非项目活动之间的依赖关系。这些依赖关系往往不在项目团队的控制范围内。例如,软件项目的测试活动取决于外部硬件的到货。
(4)内部依赖关系。内部依赖关系是项目活动之间的紧前关系,通常在项目团队的控制之中。例如,只有机器组装完毕,团队才能对其测试,这是一个内部的强制性依赖关系。
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