Lean Six Sigma Black Belt Certification Lean Enterprise Principles 3

Question 1

In lean enterprise, which type of waste specifically refers to unnecessary movement of workers within a work area?

Accepted Answer

Motion

Answer

Motion waste refers to unnecessary physical movements of workers (reaching, bending, walking) that do not add value to the product.

Question 2

A lean enterprise team applies 'heijunka' to their production schedule. What does heijunka primarily accomplish?

Accepted Answer

Levels production volume and mix over time

Answer

Heijunka levels production by smoothing out volume and product mix variations, preventing overburden and uneven workloads.

Question 3

Which lean principle emphasizes going to the actual place where work is done to observe and understand the current state?

Accepted Answer

Gemba

Answer

Gemba (Japanese for 'the real place') is the practice of going to where value is created to directly observe processes and identify waste.

Question 4

In the context of lean enterprise, 'muri' refers to which category of operational problem?

Accepted Answer

Overburden

Answer

Muri refers to overburden — unreasonable stress placed on workers or machines that leads to breakdowns, errors, and safety issues.

Question 5

A lean Black Belt wants to reduce changeover time between product variants. Which technique is specifically designed for this purpose?

Accepted Answer

SMED

Answer

Single-Minute Exchange of Die (SMED) is a lean technique that reduces changeover time to less than 10 minutes by converting internal to external setup tasks.

Lean Six Sigma Black Belt Certification Practice Test

Lean Six Sigma Black Belt Certification Practice Test

Lean Six Sigma Black Belt Certification Lean Enterprise Principles 3