CLL Study Guide 2026
Everything you need to pass the CLL exam in one place: the exam format, every topic to study, real practice questions with explanations, flashcards, and full-length practice tests. Free, no sign-up needed.
📋 CLL Exam Format at a Glance
📚 CLL Topics to Study (69)
✍️ Sample CLL Questions & Answers
1. When a lean project team uses 'reliable promising,' what behavior is being encouraged?
Reliable promising means team members only commit to what they are confident they can deliver and immediately flag threats to those commitments.
2. Which statistical measure is most useful for identifying the spread of process data around its mean?
Standard deviation quantifies how much individual data points deviate from the mean, making it the primary measure of process spread.
3. After completing a kaizen event, which document should be updated to reflect the improved process and new risk controls?
Updated control plans and standardized work documents capture the improved state and define ongoing controls to prevent reversion to old risks.
4. Under Sarbanes-Oxley (SOX) Section 404, what are public companies required to do?
SOX Section 404 requires management and external auditors to report on the adequacy of internal controls over financial reporting each fiscal year.
5. A Lean Leader's improvement proposal is rejected by the finance department due to unclear ROI communication. What should the leader do first?
Translating Lean improvements into financial language (cost savings, throughput, working capital) increases stakeholder alignment.
6. When a Lean Leader shares proprietary process improvement methods learned at a previous employer, this raises concerns about:
Professionals have ongoing confidentiality obligations to former employers regarding proprietary methods, tools, and trade secrets.