Lean Six Sigma Yellow Belt Certification Lean Six Sigma Yellow Belt Six Sigma Fundamentals Questions and Answers 2

Question 1

What does the acronym DMAIC stand for in Six Sigma?

Accepted Answer

Define, Measure, Analyze, Improve, Control

Answer

DMAIC stands for Define, Measure, Analyze, Improve, and Control, which is the core problem-solving methodology in Six Sigma.

Question 2

Which metric represents the number of defects per million opportunities in Six Sigma?

Accepted Answer

DPMO

Answer

DPMO (Defects Per Million Opportunities) is the standard Six Sigma metric that quantifies process performance on a per-million scale.

Question 3

A process operating at a Six Sigma level produces no more than how many defects per million opportunities?

Accepted Answer

3.4

Answer

A true Six Sigma process allows no more than 3.4 defects per million opportunities, accounting for a 1.5 sigma shift.

Question 4

Which of the following best describes a Critical to Quality (CTQ) characteristic?

Accepted Answer

A measurable attribute of a product that is most important to the customer

Answer

CTQ characteristics are the specific, measurable attributes of a product or process that customers identify as most important to quality.

Question 5

What is the primary purpose of the Define phase in DMAIC?

Accepted Answer

To clearly state the problem, goals, and project scope

Answer

The Define phase establishes the problem statement, project goals, scope, and timeline before any data collection begins.

Lean Six Sigma Yellow Belt Certification Practice Test