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1. A firefighter’s primary responsibility at the scene of a fire is to:
A. Protect life safety and property
B. Investigate fire origin immediately
C. Collect evidence for law enforcement
D. Control media access
Rationale: The core mission of firefighting is life safety, incident
stabilization, and property conservation, with life safety being the
highest priority.
2. Which class of fire involves ordinary combustible materials such
as wood and paper?
A. Class B
B. Class C
C. Class A
D. Class D
Rationale: Class A fires involve ordinary combustibles like wood,
paper, and cloth.
3. The “fire tetrahedron” consists of heat, fuel, oxygen, and:
A. Smoke
B. Pressure
C. Chemical chain reaction
D. Carbon dioxide
,Rationale: The fire tetrahedron includes the chemical chain reaction
that sustains combustion.
4. What is the most common cause of firefighter line-of-duty
deaths?
A. Burns
B. Heat exhaustion
C. Cardiac events
D. Falls from heights
Rationale: Cardiac-related incidents remain the leading cause of
firefighter fatalities.
5. The proper technique for donning SCBA is to:
A. Put mask on first
B. Follow department-standard rapid donning procedure
C. Attach regulator last while breathing
D. Don equipment loosely for speed
Rationale: SCBA must be donned using trained standardized
procedures to ensure safety and seal integrity.
6. Backdraft is best described as:
A. Slow-burning surface fire
B. Flash ignition of liquids
C. Explosion caused by oxygen introduction to a heated, oxygen-
depleted environment
D. Controlled ventilation process
Rationale: Backdraft occurs when oxygen suddenly enters a confined,
superheated space filled with gases.
7. Flashover occurs when:
A. Smoke turns black
B. All combustible materials ignite almost simultaneously
, C. Water contacts fire
D. Oxygen level drops below 5%
Rationale: Flashover is the near-simultaneous ignition of all
combustible materials in a compartment.
8. The main purpose of a primary search is to:
A. Locate fire cause
B. Locate and rescue victims quickly
C. Ventilate structure
D. Preserve evidence
Rationale: Primary search focuses on rapid victim location and rescue.
9. Which knot is commonly used to hoist tools?
A. Bowline
B. Clove hitch
C. Square knot
D. Figure-eight knot
Rationale: The figure-eight knot is strong and commonly used for
hoisting tools.
10. A charged hoseline means:
A. Empty hose
B. Hose under repair
C. Water is flowing through the hose
D. Hose disconnected from pump
Rationale: A charged line is filled with water under pressure.
11. The most effective extinguishing method for Class B fires is:
A. Cooling
B. Smothering or foam application