CIM Lean Inventory & JIT Systems 2

Question 1

Which lean concept focuses on producing only what is needed, when it is needed, and in the amount needed?

Accepted Answer

Just-In-Time production

Answer

JIT production eliminates overproduction waste by synchronizing output precisely with demand.

Question 2

A company reduces its supplier base from 50 to 10 strategic partners. What lean benefit does this primarily achieve?

Accepted Answer

Stronger supplier relationships enabling JIT replenishment

Answer

Fewer, trusted suppliers enable the frequent, reliable deliveries essential for JIT inventory systems.

Question 3

What is 'poka-yoke' and how does it relate to lean inventory management?

Accepted Answer

An error-proofing device that prevents defects before they create scrap inventory

Answer

Poka-yoke devices mistake-proof processes, preventing defective items from becoming waste inventory that must be scrapped or reworked.

Question 4

In a lean environment, 'takt time' is calculated as:

Accepted Answer

Available production time divided by customer demand rate

Answer

Takt time sets the production pace that matches customer demand, preventing both overproduction and underproduction.

Question 5

Which of the following best describes 'heijunka' in lean production?

Accepted Answer

Production leveling that smooths output volume and mix over time

Answer

Heijunka levels production to avoid the peaks and valleys that force excess inventory buffers.

(CIM) Certified Inventory Manager Practice Test