Certified Six Sigma Black Belt Exam FREE Certified Six Sigma Black Belt Basic Questions and Answers 2

Question 1

Which Six Sigma methodology is specifically designed for creating new processes or products rather than improving existing ones?

Accepted Answer

DMADV

Answer

DMAIC

Answer

PDCA

Answer

8D

Question 2

What is the primary purpose of a SIPOC diagram in the Define phase?

Accepted Answer

To provide a high-level overview of the process including suppliers, inputs, process, outputs, and customers

Answer

To identify root causes of defects

Answer

To calculate process capability

Answer

To prioritize improvement projects

Question 3

In hypothesis testing, what does a Type II error represent?

Accepted Answer

Failing to reject a false null hypothesis

Answer

Rejecting a true null hypothesis

Answer

Accepting the alternative hypothesis correctly

Answer

Rejecting the alternative hypothesis correctly

Question 4

What does a Cp value of 1.33 indicate about a process?

Accepted Answer

The process is capable with some margin of safety

Answer

The process is not capable

Answer

The process is marginally capable

Answer

The process has excessive variation

Question 5

Which tool is used to prioritize potential failure modes based on severity, occurrence, and detection ratings?

Accepted Answer

Failure Mode and Effects Analysis

Answer

Pareto chart

Answer

Control chart

Answer

Cause-and-effect diagram

Question 6

What is the purpose of a Gage R&R study in the Measure phase?

Accepted Answer

To assess the variation contributed by the measurement system itself

Answer

To calibrate measurement instruments

Answer

To determine sample size requirements

Answer

To validate control chart limits