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)
2.5 Other Types of Control Systems Although this guide provides guidance for securing ICS, other types of control systems share similar characteristics and many of the recommendations from this guide are applicable and could be used as a reference to protect such systems against cybersecurity threats.