Certified Six Sigma Black Belt Exam Certified Six Sigma Black Belt Lean Enterprise Concepts Questions and Answers 2

Question 1

Which Lean tool uses a visual board with columns such as To Do, In Progress, and Done to manage workflow?

Accepted Answer

Kanban

Answer

Kanban boards visualize work-in-progress and workflow stages to limit WIP and improve flow.

Question 2

What is the primary purpose of a kaizen event in Lean enterprise?

Accepted Answer

To achieve rapid, focused improvement on a specific process within a short timeframe

Answer

A kaizen event is a concentrated, short-duration workshop aimed at making immediate improvements to a targeted process.

Question 3

In Lean thinking, what does the term 'muda' specifically refer to?

Accepted Answer

Waste

Answer

Muda is the Japanese term for waste, referring to any activity that consumes resources without creating value for the customer.

Question 4

Which of the following best describes the concept of 'jidoka' in a Lean enterprise?

Accepted Answer

Automation with a human touch that stops production when defects are detected

Answer

Jidoka empowers machines and workers to detect abnormalities and stop the process immediately, preventing defective products from advancing.

Question 5

What is the main objective of heijunka in Lean manufacturing?

Accepted Answer

To level production by volume and product mix over time

Answer

Heijunka smooths production schedules to reduce batch size variation and create a more predictable, even workflow.

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