Question

describe q & p system in inventory control with the help of graphs​

Answer 1

p- model in inventory control is also known as fixed-period system. That means, the orders are placed after a fixed interval of time. It could be once in a day, once in every 2, 3 or 5 days, once in a week, once in a fortnight, once in a month and so and so forth.

q-Q model, the order is placed whenever the inventory level reaches a certain level. This is also called continuous review system, where the inventory level is regularly monitored. The order is triggered when inventory level reaches reorder point.