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Rationales 2025/2026 Q&A | Instant
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1. What is the primary purpose of a fire extinguisher’s PASS technique?
A) To check the pressure
B) To identify the fire class
C) To operate the extinguisher effectively
D) To alert nearby personnel
C) To operate the extinguisher effectively
The PASS technique (Pull, Aim, Squeeze, Sweep) is used to ensure the
extinguisher is operated properly to extinguish fires efficiently.
2. Which class of fire involves flammable liquids such as gasoline or oil?
A) Class A
B) Class B
C) Class C
D) Class D
B) Class B
Class B fires involve flammable liquids and gases. Using the wrong extinguishing
agent can spread the fire.
, 3. What is the safest way to approach a fire inside a building?
A) From the front door
B) Upwind and low to the ground
C) Downwind and high
D) From the back door
B) Upwind and low to the ground
Approaching upwind reduces exposure to smoke and heat, while staying low
avoids toxic gases which rise.
4. What does SCBA stand for?
A) Self-Contained Breathing Apparatus
B) Safety Controlled Breathing Access
C) Standard Chemical Breathing Aid
D) Secure Control Breathing Apparatus
A) Self-Contained Breathing Apparatus
SCBA provides breathable air in hazardous atmospheres such as smoke-filled
environments.
5. Which type of hose coupling is most commonly used in firefighting?
A) Storz
B) NPSH
C) NH (National Hose)
D) Victaulic
,C) NH (National Hose)
NH couplings are standardized and widely used in North America for firefighting
hoses.
6. The term "flashover" refers to:
A) The ignition of combustible materials due to high temperature
B) A sudden burst of flames across a room
C) Fire spreading from one building to another
D) Smoke spreading before the fire
B) A sudden burst of flames across a room
Flashover is the near-simultaneous ignition of all exposed combustible material
in an enclosed area.
7. Which tool is best used for forcible entry through a locked door?
A) Pike pole
B) Halligan tool
C) Axe
D) Sledgehammer
B) Halligan tool
The Halligan is specifically designed for forcible entry, often combined with an
axe or hammer.
8. The Incident Command System (ICS) is designed to:
A) Replace all local fire department procedures
B) Provide a standardized approach to command and control
, C) Manage only wildland fires
D) Delegate all decisions to firefighters on scene
B) Provide a standardized approach to command and control
ICS ensures effective coordination among multiple agencies and responders
during incidents.
9. When conducting a primary search inside a burning building, firefighters
should:
A) Search from the fire area to the exit
B) Search from the exit to the fire area
C) Search only on the upper floors
D) Search only once the fire is extinguished
B) Search from the exit to the fire area
Searching from the exit to the fire area ensures the safest escape route is kept
clear.
10.What is the minimum pressure required at the nozzle to achieve effective
water stream reach?
A) 50 psi
B) 100 psi
C) 150 psi
D) 200 psi
B) 100 psi
100 psi is generally considered the minimum pressure needed to maintain an
effective water stream for firefighting.