Certified Master Black Belt Exam Prep
Free practice questions

Free MBB Practice Questions

10 exam-style questions with answers and explanations, straight from our 1,030-question bank. Tap an answer to check yourself. When you're ready, take the scored version in the free practice test.

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The MBB exam has 110 questions and runs 5 hours 20 minutes.

These 10 free MBB questions are organized by exam domain, so you can see how each part of the Certified Master Black Belt blueprint is tested. Reveal the answer and explanation under each question.

Domain 1: Enterprise-wide Planning 20% of exam

Question 1

A global manufacturer has launched several improvement projects, but business units select projects independently and compete for resources. What should the Master Black Belt create?

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Correct answer: A - A prioritized portfolio linked to strategy and resource capacity

Question 2

Which tool connects strategic objectives, measures, owners, and improvement actions?

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Correct answer: B - X Matrix

Domain 2: Organizational Competencies for Deployment 20% of exam

Question 3

Employees understand a change but lack skills to perform it. Which ADKAR element needs focus?

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Correct answer: C - Ability

Question 4

A local improvement creates delays downstream. Which concept explains this result?

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Correct answer: A - System interactions and unintended consequences

Domain 3: Project Portfolio Management 15% of exam

Question 5

A portfolio review compares projects with different impacts and alignment. What should be evaluated first?

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Correct answer: B - Strategic alignment and resources

Question 6

A project misses milestones, exceeds cost, and has unresolved risks. What is the best response?

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Correct answer: C - Evaluate corrective actions using scope schedule cost and risk

Domain 4: Training Design and Delivery 10% of exam

Question 7

A Master Black Belt designs training for groups with different roles. Best approach?

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Correct answer: B - Assess gaps and tailor training

Question 8

Which factors should guide internal versus external training decisions?

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Correct answer: B - Cost expertise and timing

Domain 5: Coaching and Mentoring Responsibilities 10% of exam

Question 9

A champion changes priorities without clear communication. Coach on:

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Correct answer: A - Clear consistent communication

Question 10

A Green Belt team cannot present findings effectively. Best coaching?

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Correct answer: A - Provide audience-appropriate structure

The rest of the MBB blueprint

The MBB exam also covers these domains. Drill them in the full free practice test:

That's 10 of 1,030

The full bank has 1,020 more MBB questions with explanations.

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