OCR A-Level Business (H436) H436
Business Activity
Marketing
People
Operations
Finance
External Influences
Strategy, Risk and Managing Change
Operations
Inventory control charts, re-order levels and lead time
- 2 things to know
- Component 02
Overview
Recall questions on inventory control charts, buffer inventory, maximum inventory level and lead time, calculating the re-order level and re-order quantity, interpreting a chart and its main limitation.
What you need to know
Answer each one before you reveal it.
What is the maximum inventory level?
Questions from this subtopic
Each one with the model answer underneath.
- 1
What does an inventory control chart show?
Model answer
It shows how the quantity of an item held changes over time, together with the maximum level, the buffer level and the point at which a new order is placed.
- 2
Define buffer inventory.
Model answer
Buffer inventory is the minimum quantity a business intends always to hold, kept as protection against late delivery or unexpectedly high demand.
- 3
What is the maximum inventory level?
Model answer
The maximum inventory level is the largest quantity of an item a business is prepared to hold, set by its storage space, its cash and the risk of the goods becoming obsolete.
- 4
Define lead time.
Model answer
Lead time is the period between placing an order with a supplier and receiving the goods.
- 5
What is the re-order level?
Model answer
The re-order level is the quantity of stock remaining at which a new order must be placed, so that the delivery arrives before the buffer inventory is used up.
- 6
State how the re-order level is calculated.
Model answer
Re-order level = average usage per day × lead time in days, plus the buffer inventory the business intends to keep.
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