MARYLAND SIX SIGMA BLACK BELT CERTIFICATION
EXAM QUESTIONS AD CORRECT ANSWERS
(VERIFIED ANSWERS) Q&A 2026|INSTANT
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1. What is the primary objective of Six Sigma?
A. Increase marketing reach
B. Reduce process variation and defects
C. Increase employee headcount
D. Expand production lines
Rationale: Six Sigma focuses on minimizing variation and
defects in processes.
Correct Answer: B
2. Which phase of DMAIC defines the problem?
A. Measure
B. Analyze
C. Define
D. Improve
Rationale: The Define phase identifies project goals and
customer requirements.
Correct Answer: C
,3. What does sigma level represent?
A. Cost of production
B. Process capability and defect rate
C. Employee performance
D. Time management efficiency
Rationale: Sigma level measures process performance in terms
of defects per million opportunities.
Correct Answer: B
4. Which tool is used to identify root causes?
A. Pareto Chart
B. Fishbone Diagram
C. Histogram
D. Scatter Plot
Rationale: Fishbone diagrams help identify potential root
causes of problems.
Correct Answer: B
5. What is DPMO?
A. Defects per machine output
B. Defects per million opportunities
C. Data process measurement output
D. Direct performance measurement output
Rationale: DPMO is a Six Sigma metric measuring defects per
,million opportunities.
Correct Answer: B
6. Which DMAIC phase collects data?
A. Define
B. Measure
C. Improve
D. Control
Rationale: Measure phase focuses on data collection and
baseline performance.
Correct Answer: B
7. What is a Pareto Principle also known as?
A. 50/50 rule
B. 80/20 rule
C. 60/40 rule
D. 90/10 rule
Rationale: 80% of problems come from 20% of causes.
Correct Answer: B
8. Which chart is used for continuous data variation?
A. Pie Chart
B. Histogram
C. Control Chart
, D. Bar Chart
Rationale: Histograms show distribution of continuous data.
Correct Answer: B
9. What does VOC stand for?
A. Value of Control
B. Voice of the Customer
C. Variation of Cycle
D. Volume of Cost
Rationale: VOC captures customer needs and expectations.
Correct Answer: B
10. Which tool validates process stability over time?
A. Scatter plot
B. Control chart
C. Flow chart
D. Fishbone diagram
Rationale: Control charts monitor process stability.
Correct Answer: B
11. What is Lean primarily focused on?
A. Increasing defects
B. Eliminating waste
C. Increasing inventory
EXAM QUESTIONS AD CORRECT ANSWERS
(VERIFIED ANSWERS) Q&A 2026|INSTANT
DOWNLOAD PDF
1. What is the primary objective of Six Sigma?
A. Increase marketing reach
B. Reduce process variation and defects
C. Increase employee headcount
D. Expand production lines
Rationale: Six Sigma focuses on minimizing variation and
defects in processes.
Correct Answer: B
2. Which phase of DMAIC defines the problem?
A. Measure
B. Analyze
C. Define
D. Improve
Rationale: The Define phase identifies project goals and
customer requirements.
Correct Answer: C
,3. What does sigma level represent?
A. Cost of production
B. Process capability and defect rate
C. Employee performance
D. Time management efficiency
Rationale: Sigma level measures process performance in terms
of defects per million opportunities.
Correct Answer: B
4. Which tool is used to identify root causes?
A. Pareto Chart
B. Fishbone Diagram
C. Histogram
D. Scatter Plot
Rationale: Fishbone diagrams help identify potential root
causes of problems.
Correct Answer: B
5. What is DPMO?
A. Defects per machine output
B. Defects per million opportunities
C. Data process measurement output
D. Direct performance measurement output
Rationale: DPMO is a Six Sigma metric measuring defects per
,million opportunities.
Correct Answer: B
6. Which DMAIC phase collects data?
A. Define
B. Measure
C. Improve
D. Control
Rationale: Measure phase focuses on data collection and
baseline performance.
Correct Answer: B
7. What is a Pareto Principle also known as?
A. 50/50 rule
B. 80/20 rule
C. 60/40 rule
D. 90/10 rule
Rationale: 80% of problems come from 20% of causes.
Correct Answer: B
8. Which chart is used for continuous data variation?
A. Pie Chart
B. Histogram
C. Control Chart
, D. Bar Chart
Rationale: Histograms show distribution of continuous data.
Correct Answer: B
9. What does VOC stand for?
A. Value of Control
B. Voice of the Customer
C. Variation of Cycle
D. Volume of Cost
Rationale: VOC captures customer needs and expectations.
Correct Answer: B
10. Which tool validates process stability over time?
A. Scatter plot
B. Control chart
C. Flow chart
D. Fishbone diagram
Rationale: Control charts monitor process stability.
Correct Answer: B
11. What is Lean primarily focused on?
A. Increasing defects
B. Eliminating waste
C. Increasing inventory
