CMM Study Guide 2026
Everything you need to pass the CMM 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.
📋 CMM Exam Format at a Glance
📚 CMM Topics to Study (21)
✍️ Sample CMM Questions & Answers
1. What does LEED stand for in the context of green building certification?
LEED (Leadership in Energy and Environmental Design) is a globally recognized green building rating system developed by the U.S. Green Building Council.
2. What code compliance requirement applies to equipment operation?
Code compliance is mandatory for all work, ensuring safety, quality, and legal adherence.
3. What environmental protection measure applies to technical measurements?
Proper handling, storage, and disposal of all materials according to environmental regulations is a legal obligation in all trades.
4. Which term describes the ratio of useful cooling output to electrical energy input for a chiller?
The Coefficient of Performance (COP) is the ratio of useful refrigeration effect to the energy input, commonly used to rate chiller efficiency at a specific operating point.
5. What is a benefit of predictive maintenance over reactive maintenance?
Predictive maintenance continuously monitors equipment health, allowing for repairs to be scheduled precisely when needed, before a failure occurs. This proactive approach significantly improves equipment reliability by preventing unexpected breakdowns, reducing downtime, and optimizing maintenance efforts compared to reactive methods.
6. What environmental protection measure applies to code compliance?
Proper handling, storage, and disposal of all materials according to environmental regulations is a legal obligation in all trades.