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CLSSGB-001 Exam Questions & Answers

Certified Lean Six Sigma Green Belt (CLSSGB)  •  GAQM

200 Questions Updated Jul 2026 99% Pass Rate
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About CLSSGB-001 Exam

The Certified Lean Six Sigma Green Belt (CLSSGB-001) certification exam by GAQM is a globally recognized credential that validates expertise in process improvement methodologies combining Lean and Six Sigma principles. This comprehensive exam assesses candidates' knowledge across critical topics including DMAIC methodology, statistical analysis, process mapping, waste elimination, and quality management. The CLSSGB certification demonstrates professional competency in identifying bottlenecks, optimizing workflows, and driving measurable business results through data-driven decision-making. Professionals pursuing this certification gain competitive advantages in manufacturing, healthcare, finance, and service industries.

Manufacturing engineers, business analysts, quality assurance professionals, and operations managers should consider taking the CLSSGB-001 exam to advance their careers and increase earning potential. To ensure exam success, candidates benefit significantly from using updated exam dumps and practice tests that mirror the actual test format and difficulty level. These study resources provide familiarity with question types, time management practice, and comprehensive coverage of DMAIC phases, statistical tools, and lean concepts. By combining exam dumps with official study materials and hands-on projects, candidates can build confidence, identify knowledge gaps, and achieve higher pass rates on their first attempt.

Exam Topics & Objectives

Module 1 - Six sigma and Organizational Goals
Module 2 - Lean Principles in the organization
Module 3 - Design for Six Sigma (DFSS) in the organization
Module 4 - Introduction to the Define Phase
Module 5 - Project Management Basics
Module 6 - Other Tools and Techniques
Module 7 - Process Analysis and Documentation
Module 8 - Collecting and Summarizing Data
Module 9 - Lean Process Improvement

4-Week Study Plan for CLSSGB-001

Week 1: Foundation and Strategy

  • Study Module 1 - Six Sigma and Organizational Goals: Learn DMAIC methodology, understand how Six Sigma aligns with business objectives, and review key metrics (DPMO, sigma levels)
  • Study Module 2 - Lean Principles in the organization: Master lean concepts, waste elimination (8 wastes), value stream mapping basics, and lean culture implementation
  • Complete practice quiz on Modules 1-2 covering organizational alignment and lean fundamentals
  • Create flashcards for key terminology: DMAIC, DPMO, value stream, muda, kaizen
  • Review sample exam questions on Six Sigma vs. Lean differences

Week 2: Design and Project Management

  • Study Module 3 - Design for Six Sigma (DFSS): Learn DMADV methodology, design phase tools, and how DFSS differs from DMAIC improvement
  • Study Module 4 - Introduction to the Define Phase: Define project charter, stakeholder analysis, problem statement development, and goal setting
  • Study Module 5 - Project Management Basics: Review scope management, scheduling, resource allocation, risk management, and communication plans
  • Complete practice quiz on Modules 3-5 covering design and project initiation
  • Work through 2-3 sample Define Phase project scenarios
  • Practice creating problem statements and project charters with measurable objectives

Week 3: Tools and Data Collection

  • Study Module 6 - Other Tools and Techniques: Master fishbone diagrams, Pareto analysis, process flowcharts, FMEA, hypothesis testing basics
  • Study Module 7 - Process Analysis and Documentation: Learn detailed process mapping, swimlane diagrams, process metrics, and bottleneck identification
  • Study Module 8 - Collecting and Summarizing Data: Review sampling methods, data types, descriptive statistics, control charts, and data quality assurance
  • Complete practice quiz on Modules 6-8 covering analytical tools and data methods
  • Create visual summaries of key tools: fishbone, Pareto, control charts, FMEA steps
  • Practice identifying appropriate statistical tools for different scenarios

Week 4: Process Improvement and Final Review

  • Study Module 9 - Lean Process Improvement: Master continuous flow, pull systems, takt time, standard work, and process optimization techniques
  • Review integration of all modules: how Lean and Six Sigma work together in organizational improvement
  • Complete full-length practice exam covering all 9 modules (minimum 2 hours)
  • Review all incorrect answers and study related module content in detail
  • Take second full-length practice exam
  • Review all flashcards and create study guide for weak areas
  • Practice time management strategies for the actual exam
  • Review formulas, statistical concepts, and tool applications one final time

Sample CLSSGB-001 Questions

Practice with real exam-style questions. Reveal answers to verify your knowledge.

Q1 MultipleChoice

The essence of Lean is to concentrate effort on removing waste while improving process flow to achieve speed and agility at lower cost.

Q2 MultipleChoice

The purpose of a Process Map is to identify the complexity of the process and to record all actions and decision points in the process.

Q3 MultipleChoice

According to a manager it takes an average weekday commute of 39 minutes with a Standard Deviation of 7 minutes for the employees to get to work when they use their personal vehicles for their office commute while management set a policy of not more than 40 minutes for their daily one-way commute. A survey conducted one day on 70 employees showed an average of 34 minutes commuting time using the metro public transportation system with a Standard Deviation of 21 minutes. For the employees choosing to increase their chances to come on time using personal transportation their variation should be reduced to ___________?

Q4 MultipleChoice

Customers make a purchase decision based on a number of factors. In Lean Six Sigma we refer to these decision points as CTQ's or as ____________________.

Q5 MultipleChoice

For a Normal Distribution the Mean, Median and Mode are the same data point.

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Frequently Asked Questions

To be eligible for the CLSSGB-001 exam, candidates typically need to have a basic understanding of Lean Six Sigma principles and methodologies. Some organizations may require completion of a Green Belt training course or equivalent practical experience in quality improvement projects before attempting the certification exam.

The CLSSGB-001 exam typically consists of multiple-choice questions and is usually completed within a set time frame, commonly around 2-3 hours. The passing score is generally set at 70% or higher, though specific requirements may vary by testing organization and should be verified with GAQM.

The exam covers core Lean Six Sigma Green Belt competencies including DMAIC methodology, statistical analysis, process improvement techniques, and quality management principles. Topics also include data analysis, hypothesis testing, design of experiments, and implementation of Lean Six Sigma projects in organizational settings.

The exam fee for CLSSGB-001 varies depending on the testing provider and region, typically ranging from $200 to $400 USD. It is recommended to check the official GAQM website or authorized testing centers for the most current and accurate pricing information.

Yes, the CLSSGB-001 certification from GAQM is recognized internationally as a valid credential for Lean Six Sigma Green Belt professionals. This certification demonstrates competency in process improvement methodologies and is valued by organizations across various industries worldwide.
Exam Details
  • Exam CodeCLSSGB-001
  • VendorGAQM
  • Total Questions200
  • LanguageEnglish
  • Last UpdatedJul 18, 2026
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