Certified Building Official (CBO) Exam
Questions and Correct Answers Verified
Answers) Plus Rationales 2026 Q&A |
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1. Which code is primarily used as the basis for most U.S. building
codes?
A. National Fire Protection Act
B. International Building Code (IBC)
C. Uniform Mechanical Code
D. OSHA Standards
Answer: B
The International Building Code (IBC) serves as the primary model code
adopted and modified by most jurisdictions in the U.S.
2. What is the primary responsibility of a Certified Building Official?
A. Electrical system installation
B. Structural engineering design
,C. Enforcement of adopted building codes
D. Plumbing system design
Answer: C
The CBO ensures compliance with adopted codes through plan review,
inspections, and enforcement.
3. Which organization publishes the International Building Code?
A. NFPA
B. ICC
C. OSHA
D. ASCE
Answer: B
The International Code Council (ICC) develops and publishes the IBC.
4. What is the minimum occupancy classification for residential one-
and two-family dwellings?
A. Group A
B. Group R-3
C. Group B
D. Group M
,Answer: B
Group R-3 covers one- and two-family dwellings and townhouses.
5. Which document governs fire prevention requirements in most
jurisdictions?
A. International Fire Code (IFC)
B. NEC
C. IBC Chapter 11
D. OSHA 1910
Answer: A
The International Fire Code regulates fire prevention and life safety
provisions.
6. A building permit is typically required before:
A. Purchasing land
B. Starting construction
C. Hiring contractors
D. Applying for zoning
Answer: B
, Construction activities generally require approved permits before work
begins.
7. Who is legally responsible for code compliance during construction?
A. Building official
B. Architect only
C. Property owner and contractor
D. Inspector
Answer: C
The owner and contractor are responsible for ensuring compliance with
codes.
8. Which of the following best defines “means of egress”?
A. Electrical exit lighting
B. A continuous path of exit travel
C. Emergency power system
D. Fire alarm system
Answer: B
Means of egress refers to a continuous and unobstructed path to exit a
building.
Questions and Correct Answers Verified
Answers) Plus Rationales 2026 Q&A |
Instant Download Pdf
1. Which code is primarily used as the basis for most U.S. building
codes?
A. National Fire Protection Act
B. International Building Code (IBC)
C. Uniform Mechanical Code
D. OSHA Standards
Answer: B
The International Building Code (IBC) serves as the primary model code
adopted and modified by most jurisdictions in the U.S.
2. What is the primary responsibility of a Certified Building Official?
A. Electrical system installation
B. Structural engineering design
,C. Enforcement of adopted building codes
D. Plumbing system design
Answer: C
The CBO ensures compliance with adopted codes through plan review,
inspections, and enforcement.
3. Which organization publishes the International Building Code?
A. NFPA
B. ICC
C. OSHA
D. ASCE
Answer: B
The International Code Council (ICC) develops and publishes the IBC.
4. What is the minimum occupancy classification for residential one-
and two-family dwellings?
A. Group A
B. Group R-3
C. Group B
D. Group M
,Answer: B
Group R-3 covers one- and two-family dwellings and townhouses.
5. Which document governs fire prevention requirements in most
jurisdictions?
A. International Fire Code (IFC)
B. NEC
C. IBC Chapter 11
D. OSHA 1910
Answer: A
The International Fire Code regulates fire prevention and life safety
provisions.
6. A building permit is typically required before:
A. Purchasing land
B. Starting construction
C. Hiring contractors
D. Applying for zoning
Answer: B
, Construction activities generally require approved permits before work
begins.
7. Who is legally responsible for code compliance during construction?
A. Building official
B. Architect only
C. Property owner and contractor
D. Inspector
Answer: C
The owner and contractor are responsible for ensuring compliance with
codes.
8. Which of the following best defines “means of egress”?
A. Electrical exit lighting
B. A continuous path of exit travel
C. Emergency power system
D. Fire alarm system
Answer: B
Means of egress refers to a continuous and unobstructed path to exit a
building.
