Lean Six Sigma Black Belt Certification Basic 2

Question 1

Which of the following best describes the primary goal of the Control phase in DMAIC?

Accepted Answer

Sustain improvements and prevent regression

Answer

The Control phase focuses on sustaining gains by implementing monitoring systems and control plans to prevent the process from reverting to its old performance level.

Question 2

A Black Belt calculates a process sigma level of 4.5. Approximately what DPMO does this correspond to?

Accepted Answer

1,350

Answer

A 4.5 sigma process corresponds to approximately 1,350 DPMO when using the standard 1.5-sigma shift convention.

Question 3

In a SIPOC diagram, what does the 'P' stand for?

Accepted Answer

Process

Answer

SIPOC stands for Suppliers, Inputs, Process, Outputs, and Customers — the 'P' represents the high-level Process steps.

Question 4

Which type of data is counted in discrete units and cannot take fractional values?

Accepted Answer

Attribute data

Answer

Attribute (or discrete) data consists of counts or categories, such as the number of defects or pass/fail results, and cannot be meaningfully fractional.

Question 5

The 'Voice of the Customer' (VOC) is translated into measurable product or process requirements using which tool?

Accepted Answer

Quality Function Deployment (QFD)

Answer

Quality Function Deployment (QFD), often represented by the House of Quality matrix, systematically translates VOC needs into specific technical requirements.

Lean Six Sigma Black Belt Certification Practice Test

Lean Six Sigma Black Belt Certification Practice Test

Lean Six Sigma Black Belt Certification Basic 2