ICC CALIFORNIA COMMERCIAL MECHANICAL PLAN
EXAMINER EXAM QUESTIONS AND CORRECT ANSWER
WITH DETAILED EXPLANATION GRADED A+ LATEST 2026
UPDATE 100% CORRECT STUDY GUIDE
1.
The primary purpose of commercial mechanical plan review is to ensure:
A. Compliance with California Mechanical Code (CMC)
B. Furniture placement
C. Interior design approval
D. Landscaping approval
Answer: A
Mechanical plan review ensures HVAC systems meet code requirements.
2.
The California Mechanical Code is found in:
A. Title 24, Part 4
B. Title 24, Part 3
C. Title 24, Part 2
D. Title 24, Part 6
Answer: A
CMC is Part 4 of Title 24.
3.
Commercial mechanical systems primarily include:
A. HVAC, ventilation, exhaust, and refrigeration systems
B. Furniture systems
C. Interior design systems
D. Landscaping systems
Answer: A
Mechanical systems regulate air and temperature.
,4.
A commercial mechanical plan examiner reviews:
A. Duct design, equipment sizing, and ventilation compliance
B. Furniture layout
C. Interior decoration
D. Landscaping
Answer: A
Mechanical systems must meet code.
5.
HVAC stands for:
A. Heating, Ventilation, and Air Conditioning
B. High Voltage Air Control
C. Home Vent Air Cooling
D. Heat Vacuum Air Cycle
Answer: A
HVAC defines mechanical systems.
6.
Commercial mechanical systems are designed to:
A. Maintain indoor environmental quality
B. Improve furniture layout
C. Improve interior design
D. Improve landscaping
Answer: A
Comfort and air quality are required.
7.
Mechanical ventilation in commercial buildings is regulated by:
A. ASHRAE 62.1
B. Furniture standards
C. Interior standards
D. Landscaping standards
, Answer: A
ASHRAE 62.1 governs ventilation.
8.
Exhaust systems are required to:
A. Remove contaminants and heat
B. Improve furniture design
C. Improve interior design
D. Improve landscaping
Answer: A
Exhaust ensures safe air.
9.
A mechanical plan examiner ensures:
A. Proper HVAC load calculations
B. Furniture calculations
C. Interior calculations
D. Landscaping calculations
Answer: A
Loads determine system size.
10.
Manual N is used for:
A. Commercial HVAC load calculations
B. Furniture design
C. Interior design
D. Landscaping
Answer: A
Manual N applies to commercial loads.
11.
EXAMINER EXAM QUESTIONS AND CORRECT ANSWER
WITH DETAILED EXPLANATION GRADED A+ LATEST 2026
UPDATE 100% CORRECT STUDY GUIDE
1.
The primary purpose of commercial mechanical plan review is to ensure:
A. Compliance with California Mechanical Code (CMC)
B. Furniture placement
C. Interior design approval
D. Landscaping approval
Answer: A
Mechanical plan review ensures HVAC systems meet code requirements.
2.
The California Mechanical Code is found in:
A. Title 24, Part 4
B. Title 24, Part 3
C. Title 24, Part 2
D. Title 24, Part 6
Answer: A
CMC is Part 4 of Title 24.
3.
Commercial mechanical systems primarily include:
A. HVAC, ventilation, exhaust, and refrigeration systems
B. Furniture systems
C. Interior design systems
D. Landscaping systems
Answer: A
Mechanical systems regulate air and temperature.
,4.
A commercial mechanical plan examiner reviews:
A. Duct design, equipment sizing, and ventilation compliance
B. Furniture layout
C. Interior decoration
D. Landscaping
Answer: A
Mechanical systems must meet code.
5.
HVAC stands for:
A. Heating, Ventilation, and Air Conditioning
B. High Voltage Air Control
C. Home Vent Air Cooling
D. Heat Vacuum Air Cycle
Answer: A
HVAC defines mechanical systems.
6.
Commercial mechanical systems are designed to:
A. Maintain indoor environmental quality
B. Improve furniture layout
C. Improve interior design
D. Improve landscaping
Answer: A
Comfort and air quality are required.
7.
Mechanical ventilation in commercial buildings is regulated by:
A. ASHRAE 62.1
B. Furniture standards
C. Interior standards
D. Landscaping standards
, Answer: A
ASHRAE 62.1 governs ventilation.
8.
Exhaust systems are required to:
A. Remove contaminants and heat
B. Improve furniture design
C. Improve interior design
D. Improve landscaping
Answer: A
Exhaust ensures safe air.
9.
A mechanical plan examiner ensures:
A. Proper HVAC load calculations
B. Furniture calculations
C. Interior calculations
D. Landscaping calculations
Answer: A
Loads determine system size.
10.
Manual N is used for:
A. Commercial HVAC load calculations
B. Furniture design
C. Interior design
D. Landscaping
Answer: A
Manual N applies to commercial loads.
11.
