D469 BUS 3890 (Quality,Continuous Improvement,& Lean Six Sigma) Comprehensive FA Review Qns & Ans

D469 BUS 3890

Quality, Continuous Improvement, & Lean
Six Sigma

Comprehensive FA Review (Qns & Ans)

2025




1. Which of the following is a primary focus of Lean Six Sigma?
- A) Maximizing product variety
- B) Reducing process variation
- C) Increasing workforce size
- D) Expanding operational locations



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, ANS: B) Reducing process variation
Rationale: Lean Six Sigma seeks to minimize waste and reduce
process variation, thus improving quality and efficiency.


2. In the DMAIC process, the 'A' stands for:
- A) Analyze
- B) Arrange
- C) Accelerate
- D) Allocate


ANS: A) Analyze
Rationale: DMAIC is a core tool used to drive Six Sigma
projects and stands for Define, Measure, Analyze, Improve, and
Control.


3. Which of the following is NOT a principle of Lean
Management?
- A) Value stream mapping
- B) Creating demand
- C) Pull production
- D) Jidoka (Autonomation)


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, ANS: B) Creating demand
Rationale: Lean focuses on creating efficiency and eliminating
waste, not specifically on creating demand.


4. The Fishbone diagram is also known as:
- A) Pareto chart
- B) Impact diagram
- C) Cause-and-effect diagram
- D) Scatter plot


ANS: C) Cause-and-effect diagram
Rationale: The Fishbone diagram helps identify, sort, and
display possible causes of a specific problem or quality
characteristic.


5. Six Sigma projects typically strive to achieve a defect level of
less than:
- A) 3.4 defects per thousand opportunities
- B) 3.4 defects per million opportunities
- C) 3.4 defects per billion opportunities
- D) 3.4 defects per hundred opportunities


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