CMI Practice Questions - Certified Master Inspector (CMI) Exam - CMI Practice Questions

Question 1

According to NFPA 211, what is the minimum clearance required between a factory-built fireplace chimney and combustible framing members?

2 inches on all sides 1 inch on all sides 3 inches at the top, 0 inches at the sides No clearance required if the chimney is listed

Correct Answer:

2 inches on all sides

Question 2

A CMI inspector observes a masonry chimney with a clay tile flue liner that has multiple cracks and mortar joint spalling. What is the primary life-safety concern?

Combustion gases including carbon monoxide can migrate into the living space through liner defects Reduced draw and slower fire start-up Increased creosote accumulation on the exterior Thermal bridging and heat loss through the chimney wall

Correct Answer:

Combustion gases including carbon monoxide can migrate into the living space through liner defects

Question 3

The EPA action level for radon in indoor air is 4.0 pCi/L. A post-mitigation test result shows 3.8 pCi/L. What should the CMI communicate to the client?

The result is below the EPA action level but still above the EPA-recommended goal of 2.0 pCi/L; further reduction may be warranted The mitigation system succeeded fully; no further action is needed at any future date The result is dangerously high and the home is uninhabitable Post-mitigation testing is only valid if conducted during heating season

Correct Answer:

The result is below the EPA action level but still above the EPA-recommended goal of 2.0 pCi/L; further reduction may be warranted

Question 4

When inspecting an electrical service panel, NEC 110.26 requires a minimum working space in front of the panel of:

30 inches wide, 3 feet deep, and 6 feet 6 inches high 24 inches wide, 2 feet deep, and 6 feet high 36 inches wide, 3 feet deep, and 6 feet high 18 inches wide, 3 feet deep, and 6 feet 6 inches high

Correct Answer:

30 inches wide, 3 feet deep, and 6 feet 6 inches high

Question 5

A CMI observes that the gas piping inside a residence is not bonded to the electrical grounding system. According to NEC 250.104(B), this is a deficiency because:

Interior metal gas piping can reach a dangerous voltage potential in a fault condition without bonding, creating an electrocution risk Gas piping must be bonded to prevent static discharge from the gas flow Bonding equalizes gas pressure throughout the distribution system NEC 250.104(B) only applies to exterior gas piping, so interior piping has no bonding requirement

Correct Answer:

Interior metal gas piping can reach a dangerous voltage potential in a fault condition without bonding, creating an electrocution risk

Question 1

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About this Exam

Prepare with the CMI Practice Questions - Certified Master Inspector (CMI) Exam practice quiz. This question bank includes 100 questions covering observes, home, inspects, inspection, and deficiency. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

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CMI Practice Questions - Certified Master Inspector (CMI) Exam

This practice set contains 100 questions from the matching question bank and focuses on observes, home, inspects, inspection, and deficiency. Work through each question carefully, review the provided solutions, and revisit topics that need more study before your next attempt.

This is an independent study resource intended for practice and review; it is not an official examination or an endorsement by any organization named in the title.

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CMI Practice Questions - Certified Master Inspector (CMI) Exam

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