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In the figure below, the primary key for "Order Line" is which type of key?
Stockout Risk
Refers to the possibility that inventory levels will fall to zero, leading to a situation where customer demands cannot be fulfilled.
Fixed-Period Inventory Model
An inventory management approach where stock levels are reviewed at regular, fixed intervals, leading to variable order quantities.
Safety Stock
Inventory kept in reserve to protect against shortages due to fluctuations in demand or supply.
Fixed-Quantity Models
Inventory control models that trigger orders of a predetermined quantity whenever the inventory level reaches a specific reorder point.
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