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Last Updated: Oct 11, 2026
No. of Questions: 252 Questions & Answers with Testing Engine
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| Certification Vendor: | GAQM |
|---|---|
| Exam Name: | GAQM Certified Lean Six Sigma Black Belt (CLSSBB-001) |
| Exam Number: | CLSSBB-001 |
| Available Languages: | English |
| Exam Format: | Case Study, Multiple Choice |
| Related Certifications: | Lean Six Sigma Yellow Belt Lean Six Sigma Master Black Belt Lean Six Sigma Green Belt |
| Recommended Training: | GAQM Lean Six Sigma Training Programs |
| Exam Registration: | GAQM Official Registration |
| Sample Questions: | DOWNLOAD DEMO |
| Exam Way: | Online proctored exam |
| Pre Condition: | Lean Six Sigma Green Belt certification or equivalent practical experience is recommended |
| Official Syllabus URL: | https://www.gaqm.org |
| Section | Objectives |
|---|---|
| Define Phase | - Voice of the Customer (VOC) - SIPOC diagrams - Project charter development |
| Advanced Lean Six Sigma Tools | - Value stream mapping - Kaizen and continuous improvement - Failure Mode and Effects Analysis (FMEA) |
| Improve Phase | - Design of Experiments (DOE) - Solution implementation strategies - Lean improvement techniques |
| Measure Phase | - Measurement System Analysis (MSA) - Process mapping and baseline metrics - Data collection systems |
| Analyze Phase | - Root cause analysis tools - Hypothesis testing - Regression analysis and correlation |
| Control Phase | - Standardization and documentation - Process monitoring and sustainment - Control charts and statistical process control |
| Lean Six Sigma Fundamentals | - DMAIC framework overview - Six Sigma principles and methodology - Lean principles and waste reduction concepts |
Scoring and fees are published by GAQM and may change; verify the current figures on the official site.
GAQM recommends these training resources for the GAQM Certified Lean Six Sigma Black Belt (CLSSBB) exam:
Follow the training with steady self-testing — the 252 practice questions from PracticeMaterial help you apply theory and fill any gaps the training leaves.
The CLSSBB-001 exam is a GAQM certification exam validating the GAQM Certified Lean Six Sigma Black Belt (CLSSBB) syllabus shown above. It belongs to these credential paths: Lean Six Sigma Green Belt, Lean Six Sigma Yellow Belt, Lean Six Sigma Master Black Belt. Candidates in 2026 prepare for it with PracticeMaterial's 252 practice questions, available as a printable PDF, a Windows Desktop Test Engine, and an Online Test Engine — three versions of the same materials.
PracticeMaterial issues a full refund if you take the GAQM Certified Lean Six Sigma Black Belt (CLSSBB) exam within 60 days of purchase and do not pass. The policy does not apply if the exam is taken within 3 days of purchase, if the exam was never actually taken, or to free materials or expired orders, and the candidate name must match the payer name. Submit a scan of your enrollment slip and the official Score Report PDF within 2 days of the exam; claims are processed within 7 days. Alternatively, exchange for two free exam products of equal value and keep your original update service. Orders arrive by email within 1 minute — contact support if nothing arrives within 2 hours.
Online proctored exam Register for the GAQM Certified Lean Six Sigma Black Belt (CLSSBB) exam through these official channels:
After booking, PracticeMaterial delivers your practice questions within 1 minute — preparation starts the same day.
The official GAQM page publishes the current question count and duration; review it before your test date.
The official GAQM Certified Lean Six Sigma Black Belt (CLSSBB) outline defines 7 domains. The leading three are Control Phase, Improve Phase, and Define Phase. The full list is in the topics section above, and PracticeMaterial's 252 practice questions cover each one.
Three versions of the same study materials: a printable, expert-prepared PDF with free demo download and instant access; a Desktop Test Engine for Windows that simulates the real exam with two practice modes and works offline; and an Online Test Engine for any browser on Windows, Mac, Android, and iOS with test history and performance review. All 252 practice questions are identical across versions. Every purchase includes 365 days of free updates — whenever a new version is compiled, it is sent to you automatically — plus a 50% renewal discount afterward and unlimited computer installations.
Lean Six Sigma Green Belt certification or equivalent practical experience is recommended Since requirements change over time, confirm the latest on the official GAQM exam page before scheduling.
Special Cause Variation falls into which two categories? (Note: There are 2 correct answers).
Correct Answer: A,D 🗳️
If an experiment has 5 factors and no replicates for a 2-level Experimental Design with 16 experimental runs which statement is incorrect?
Correct Answer: B 🗳️
Which statement(s) are correct about the Pareto Chart shown here for the DOE analysis? (Note: There are 2 correct answers).
Correct Answer: A,C 🗳️
The method of Steepest Ascent guides you toward a target inside the original inference space.
Correct Answer: B 🗳️
The English words used for the 5S's are Sorting, Straightening, _____________ , __________ and Sustaining. (Note: There are 2 correct answers).
Correct Answer: C,D 🗳️
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