Lean Six Sigma Black Belt Certification Advanced Lean and Enterprise 4

Question 1

Which lean metric measures the percentage of time a process produces defect-free products at the required rate during planned production?

Accepted Answer

Overall Equipment Effectiveness (OEE)

Answer

OEE = Availability × Performance × Quality, representing the share of planned production time that is truly productive.

Question 2

In enterprise lean deployment, 'catchball' is a communication practice used during:

Accepted Answer

Hoshin kanri goal-setting and alignment between levels

Answer

Catchball is the iterative back-and-forth dialogue between organizational levels during hoshin kanri to ensure goals are feasible, understood, and owned.

Question 3

Which of the following best describes 'value-added' work in a lean context?

Accepted Answer

Work the customer would pay for that transforms the product

Answer

Value-added work transforms the product in a way the customer cares about and would pay for; inspection, rework, and compliance steps are generally non-value-added.

Question 4

What is the purpose of a 'supermarket' in a lean pull system?

Accepted Answer

A controlled inventory buffer that triggers replenishment via kanban

Answer

A supermarket is a strategically located, controlled inventory point where items are stored and replenished based on actual consumption signals (kanban).

Question 5

In an enterprise lean context, which approach is most effective for sustaining continuous improvement culture long term?

Accepted Answer

Embedding daily kaizen habits and leader standard work at all levels

Answer

Sustainable lean culture requires embedding daily small improvements and leader standard work across all levels, not episodic events or passive suggestion systems.

Lean Six Sigma Black Belt Certification Practice Test

Lean Six Sigma Black Belt Certification Practice Test

Lean Six Sigma Black Belt Certification Advanced Lean and Enterprise 4