Global distribution of maternal causes of. death. A maternal death is defined as the death of a. woman while pregnant or within 42 days of. termination of pregnancy, regardless of the. site or duration of pregnancy, from any cause. related to or aggravated by the pregnancy or. its management.
There are two types of control systems namely: 1  Open loop control systems (non-feedback control systems) 2  Closed loop control systems (feedback control systems)
Feedback Control. This type of control focuses on the outputs of the organization after transformation is complete. Sometimes called postaction or output control, fulfils a number of important functions. For one thing, it often is used when feedforward and concurrent controls are not feasible or are to costly. Sometimes, feedback is the only viable type of control available.