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1. What is the primary purpose of a smoke control system?
A. Reduce building temperature
B. Remove humidity
C. Control the movement of smoke during a fire
D. Increase ventilation during normal operation
Answer: C
Smoke control systems are designed to limit smoke migration, maintain tenable
escape routes, and assist firefighters during emergencies.
2. The primary objective of a smoke control system supervisor is to:
A. Repair elevators
B. Ensure smoke control systems are properly maintained, tested, and operated
C. Design HVAC systems
,D. Install sprinkler piping
Answer: B
The supervisor is responsible for ensuring the operational readiness of the smoke
control system through inspection, testing, maintenance, and documentation.
3. Smoke is considered one of the greatest hazards during a fire because it:
A. Produces clean air
B. Improves visibility
C. Limits visibility and contains toxic gases
D. Extinguishes flames
Answer: C
Smoke reduces visibility, contains toxic combustion products, and is responsible
for most fire-related fatalities.
4. Which component detects smoke and initiates smoke control sequences?
A. Water tank
B. Smoke detector
C. Fire hose
D. Pressure gauge
Answer: B
Smoke detectors provide automatic detection and initiate programmed smoke
control responses.
5. Stair pressurization systems are designed to:
A. Remove water
B. Keep smoke out of exit stairwells
C. Cool mechanical rooms
,D. Supply fresh air to kitchens
Answer: B
Positive air pressure prevents smoke infiltration into exit stairs, providing a safe
means of egress.
6. Which system is commonly integrated with smoke control systems?
A. Irrigation system
B. Fire alarm system
C. Security cameras only
D. Parking meters
Answer: B
Smoke control systems work closely with the fire alarm system, which provides
initiating signals.
7. Smoke dampers are installed primarily to:
A. Increase water pressure
B. Prevent smoke movement through ducts
C. Improve lighting
D. Increase electrical capacity
Answer: B
Smoke dampers automatically close to restrict smoke spread through HVAC
ductwork.
8. Which NFPA document primarily addresses smoke control testing?
A. NFPA 13
B. NFPA 20
C. NFPA 92
, D. NFPA 25
Answer: C
NFPA 92 provides guidance for the design, installation, testing, and maintenance
of smoke control systems.
9. During normal building operation, smoke control fans are generally:
A. Continuously running
B. Operated only during fire emergencies unless otherwise designed
C. Permanently disabled
D. Used for plumbing
Answer: B
Most smoke control fans activate only during fire conditions according to system
programming.
10.The purpose of smoke exhaust is to:
A. Increase humidity
B. Remove smoke from affected areas
C. Fill rooms with outside air only
D. Reduce electrical demand
Answer: B
Smoke exhaust systems remove hot gases and smoke, improving visibility and
reducing hazardous conditions.
11.Which device measures differential air pressure?
A. Thermometer
B. Manometer
C. Flow switch