Free IASSC ICYB Exam Practice Questions
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PDF Questions

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Online Engine

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Question No 1
Six Sigma refers to a process whose output has at least 95% of its data points within 6 StandardDeviations from the Mean.
Question No 2
Training cost is $3,000 and a project required an initial investment of $12,000. If the project yieldsmonthly savings of $1,800 beginning after 3 months, what is the payback period in months (beforemoney costs and taxes)?
Question No 3
The ROI for a project is a measurement metric that stands for Return on Investment and is one ofthe methods used to measure the success of a Lean Six Sigma project.
Question No 4
The DMAIC approach to problem solving stands for Define, __________, Analyze, Improve andControl.
Question No 5
Voice of the Customer is a Lean Six Sigma technique to determine the ___________ attributes ofa product or service.
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Total 120 Questions
About This ICYB Question Bank
This page has 120 free practice questions for the IASSC ICYB (IASSC Certified Lean Six Sigma Yellow Belt) exam, last refreshed on 6th Sep 2026. Answer each question, then reveal the correct choice to check your understanding before deciding whether to unlock the full question bank.
The demo above is a sample of the complete ICYB question set. The full bank includes the PDF, downloadable practice test, and online exam-engine formats listed above, with free updates included for the duration you choose.
Frequently Asked Questions
How many free ICYB questions can I try here?
This demo includes a sample from our 120-question ICYB bank so you can check the format and difficulty before purchasing.
Are these ICYB questions updated?
Yes, the IASSC ICYB question bank is reviewed and refreshed periodically to reflect current exam objectives.
What formats are available for the full ICYB question bank?
PDF download, an online practice-test engine, and a combined bundle pack with 3, 6, or 12-month free updates.
Is there a refund if I don't pass?
Yes, purchases include a money-back guarantee — see our refund policy for details.