CNMI Demolition Contractor Licensing
Exam Practice Questions And Correct
Answers (Verified Answers) Plus
Rationales 2026 Q&A | Instant
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1. What is the first step before beginning any demolition work?
A. Start demolition immediately
B. Disconnect utilities and obtain permits
C. Hire additional workers
D. Remove debris first
Answer: B
Rationale: Utilities must be disconnected and permits obtained to
ensure safety and legal compliance before demolition begins.
2. Which PPE is essential for demolition workers?
A. Sunglasses only
B. Flip-flops
C. Hard hat, gloves, and safety boots
D. Short sleeves only
Answer: C
Rationale: Proper PPE protects workers from falling debris, sharp
materials, and site hazards.
3. What is the main purpose of a demolition plan?
A. Increase project cost
B. Provide a structured and safe method for demolition
C. Reduce worker hours
D. Avoid inspections
Answer: B
, Rationale: A demolition plan ensures safety, sequencing, and
regulatory compliance.
4. Which structure requires special engineering review before
demolition?
A. Wooden shed
B. Small fence
C. High-rise building
D. Garden bench
Answer: C
Rationale: High-rise buildings involve complex structural risks
requiring engineering oversight.
5. What is the safest method for removing hazardous materials like
asbestos?
A. Sweep and dispose normally
B. Burn on site
C. Use certified abatement professionals
D. Ignore it
Answer: C
Rationale: Asbestos requires certified removal procedures to prevent
health hazards.
6. What should be done before structural demolition begins?
A. Paint the building
B. Conduct a structural assessment
C. Remove landscaping
D. Open all windows
Answer: B
Rationale: Structural assessment identifies risks and supports safe
demolition planning.
7. Which equipment is commonly used for building demolition?
A. Screwdriver
B. Excavator with attachments
C. Paintbrush
D. Wheelbarrow only
Answer: B
, Rationale: Excavators with demolition attachments are standard for
controlled structural demolition.
8. What is a key hazard in demolition work?
A. Soft soil
B. Falling debris
C. Quiet environment
D. Clean air
Answer: B
Rationale: Falling debris is one of the most common and dangerous
demolition hazards.
9. What is required for dust control during demolition?
A. Increase wind exposure
B. Water spraying systems
C. Remove PPE
D. Work faster
Answer: B
Rationale: Water spraying reduces airborne dust and improves site
safety.
10. Who is responsible for site safety compliance?
A. Visitors
B. Machine operators only
C. Contractor and site supervisor
D. Neighbors
Answer: C
Rationale: Contractors and supervisors are responsible for ensuring
compliance with safety regulations.
11. What should be done before disconnecting electrical systems?
A. Cut wires randomly
B. Hire a licensed electrician
C. Ignore wiring
D. Cover outlets
Answer: B
Rationale: Licensed electricians ensure safe disconnection of
electrical systems.
Exam Practice Questions And Correct
Answers (Verified Answers) Plus
Rationales 2026 Q&A | Instant
Download Pdf
1. What is the first step before beginning any demolition work?
A. Start demolition immediately
B. Disconnect utilities and obtain permits
C. Hire additional workers
D. Remove debris first
Answer: B
Rationale: Utilities must be disconnected and permits obtained to
ensure safety and legal compliance before demolition begins.
2. Which PPE is essential for demolition workers?
A. Sunglasses only
B. Flip-flops
C. Hard hat, gloves, and safety boots
D. Short sleeves only
Answer: C
Rationale: Proper PPE protects workers from falling debris, sharp
materials, and site hazards.
3. What is the main purpose of a demolition plan?
A. Increase project cost
B. Provide a structured and safe method for demolition
C. Reduce worker hours
D. Avoid inspections
Answer: B
, Rationale: A demolition plan ensures safety, sequencing, and
regulatory compliance.
4. Which structure requires special engineering review before
demolition?
A. Wooden shed
B. Small fence
C. High-rise building
D. Garden bench
Answer: C
Rationale: High-rise buildings involve complex structural risks
requiring engineering oversight.
5. What is the safest method for removing hazardous materials like
asbestos?
A. Sweep and dispose normally
B. Burn on site
C. Use certified abatement professionals
D. Ignore it
Answer: C
Rationale: Asbestos requires certified removal procedures to prevent
health hazards.
6. What should be done before structural demolition begins?
A. Paint the building
B. Conduct a structural assessment
C. Remove landscaping
D. Open all windows
Answer: B
Rationale: Structural assessment identifies risks and supports safe
demolition planning.
7. Which equipment is commonly used for building demolition?
A. Screwdriver
B. Excavator with attachments
C. Paintbrush
D. Wheelbarrow only
Answer: B
, Rationale: Excavators with demolition attachments are standard for
controlled structural demolition.
8. What is a key hazard in demolition work?
A. Soft soil
B. Falling debris
C. Quiet environment
D. Clean air
Answer: B
Rationale: Falling debris is one of the most common and dangerous
demolition hazards.
9. What is required for dust control during demolition?
A. Increase wind exposure
B. Water spraying systems
C. Remove PPE
D. Work faster
Answer: B
Rationale: Water spraying reduces airborne dust and improves site
safety.
10. Who is responsible for site safety compliance?
A. Visitors
B. Machine operators only
C. Contractor and site supervisor
D. Neighbors
Answer: C
Rationale: Contractors and supervisors are responsible for ensuring
compliance with safety regulations.
11. What should be done before disconnecting electrical systems?
A. Cut wires randomly
B. Hire a licensed electrician
C. Ignore wiring
D. Cover outlets
Answer: B
Rationale: Licensed electricians ensure safe disconnection of
electrical systems.
