Free CQIA Process Improvement Tools & Lean & Six Sigma Methodologies Questions and Answers

Question 1

What is the main goal of Lean methodology?

Accepted Answer

Eliminate waste and add value

Answer

Maximize equipment usage

Answer

Reduce workforce

Answer

Increase overhead

Question 2

Which tool is commonly used in Six Sigma to identify root causes of problems?

Accepted Answer

Fishbone diagram

Answer

Pareto chart

Answer

Gantt chart

Answer

Scatter plot

Question 3

What does DMAIC stand for in Six Sigma?

Accepted Answer

Define, Measure, Analyze, Improve, Control

Answer

Define, Manage, Analyze, Improve, Control

Answer

Design, Measure, Act, Improve, Control

Answer

Develop, Measure, Audit, Innovate, Conclude

Question 4

Which of the following best describes a Kaizen event?

Accepted Answer

Short-term improvement workshop

Answer

Annual performance review

Answer

Routine maintenance meeting

Answer

Long-term strategic planning

Question 5

What does 'value stream mapping' help identify?

Accepted Answer

Waste in process flows

Answer

Team hierarchy

Answer

Market share

Answer

Product lifespan

Question 6

Which tool helps prioritize problems based on frequency?

Accepted Answer

Pareto chart

Answer

Control chart

Answer

Histogram

Answer

Affinity diagram

Question 7

What is a 'control chart' used for?

Accepted Answer

Monitor process variation

Answer

Track employee performance

Answer

Display customer feedback

Answer

Develop training schedules

Question 8

Which Lean concept focuses on reducing changeover time?

Accepted Answer

SMED

Answer

Poka-Yoke

Answer

Heijunka

Answer

Takt time

Question 9

Which principle is foundational in Six Sigma?

Accepted Answer

Use data to reduce variation

Answer

Maximize output regardless of defects

Answer

Focus on intuition

Answer

Outsource all non-core processes