ARFF CERTIFICATION EVALUATION 2026
STUDY GUIDE QUESTIONS AND ANSWERS
◉ Which of the following is true of primary extinguishing agents?
(280)
A. They include water and water-based agents such as foam.
B. They are primarily used to extinguish three-dimensional fires.
C. They are generally not as effective as complementary agents.
D. They should not be combined with other extinguishing agents.
Answer: A. They include water and water-based agents such as
foam.
◉ Which type of foam is used to extinguish fires or suppress the fuel
vapors involving flammable and combustible liquids? (288)
A. Class A foam
B. Class B foam
C. Class C foam
D. Class K foam
Answer: B. Class B foam
◉ Before using any fire control techniques for an engine or
APU/EPU fire, firefighters should: (375)
,A. move the aircraft to a more isolated location, if possible.
B. use a piercing tool to apply extinguishing agent prior to opening.
C. deactivate the engine and remove the fuel, electrical, hydraulic,
and pneumatic supply.
D. apply large amounts of water to allow for rapid extinguishment
and rapid cooling effects.
Answer: C. deactivate the engine and remove the fuel, electrical,
hydraulic, and pneumatic supply.
◉ For ARFF personnel, a fuel spill is described as a situation where
fuel has spilled from an aircraft and: (358)
A. has ignited.
B. has not ignited.
C. has been cleaned up.
D. has not been cleaned up.
Answer: B. has not ignited.
◉ If the wheel assembly is on fire and handlines are used in place of
turrets, firefighters should approach fore or aft of the wheel
assembly at what angle? (376)
A. 35 degrees
B. 45 degrees
C. 75 degrees
,D. 90 degrees
Answer: B. 45 degrees
◉ Overhaul during interior aircraft firefighting is: (379)
A. not required at most incidents.
B. one of the most hazardous phases of the incident.
C. generally completed quickly because of a lack of void spaces.
D. conducted without regard for the investigation phase of the
incident.
Answer: B. one of the most hazardous phases of the incident.
◉ Preventing fire from spreading to uninvolved, exposed properties
such as other aircraft and structures is known as: (377)
A. spread prevention.
B. exposure protection.
C. piggyback protection.
D. property investigation.
Answer: B. exposure protection.
◉ The method of dry chemical application that uses an independent
dry chemical nozzle directly over the water/foam nozzle on the roof
or bumper is called a: (372)
A. piggyback system.
, B. dry chemical handline.
C. water stream injection.
D. dry chemical extendable turret.
Answer: A. piggyback system.
◉ To conduct interior fire attack operations, ARFF personnel should
use: (373)
A. handlines.
B. bumper turrets.
C. extendable turrets.
D. the APU/EPU fire shutdown system.
Answer: A. handlines.
◉ What are the two basic fire attack methods available to the
Incident Commander upon arrival at aircraft accidents involving
fire? (358)
A. Preventing ignition and nonintervention
B. Preventing ignition and total extinguishment
C. Maintain escape/evacuation areas and nonintervention
D. Maintain escape/evacuation areas and total extinguishment
Answer: D. Maintain escape/evacuation areas and total
extinguishment
STUDY GUIDE QUESTIONS AND ANSWERS
◉ Which of the following is true of primary extinguishing agents?
(280)
A. They include water and water-based agents such as foam.
B. They are primarily used to extinguish three-dimensional fires.
C. They are generally not as effective as complementary agents.
D. They should not be combined with other extinguishing agents.
Answer: A. They include water and water-based agents such as
foam.
◉ Which type of foam is used to extinguish fires or suppress the fuel
vapors involving flammable and combustible liquids? (288)
A. Class A foam
B. Class B foam
C. Class C foam
D. Class K foam
Answer: B. Class B foam
◉ Before using any fire control techniques for an engine or
APU/EPU fire, firefighters should: (375)
,A. move the aircraft to a more isolated location, if possible.
B. use a piercing tool to apply extinguishing agent prior to opening.
C. deactivate the engine and remove the fuel, electrical, hydraulic,
and pneumatic supply.
D. apply large amounts of water to allow for rapid extinguishment
and rapid cooling effects.
Answer: C. deactivate the engine and remove the fuel, electrical,
hydraulic, and pneumatic supply.
◉ For ARFF personnel, a fuel spill is described as a situation where
fuel has spilled from an aircraft and: (358)
A. has ignited.
B. has not ignited.
C. has been cleaned up.
D. has not been cleaned up.
Answer: B. has not ignited.
◉ If the wheel assembly is on fire and handlines are used in place of
turrets, firefighters should approach fore or aft of the wheel
assembly at what angle? (376)
A. 35 degrees
B. 45 degrees
C. 75 degrees
,D. 90 degrees
Answer: B. 45 degrees
◉ Overhaul during interior aircraft firefighting is: (379)
A. not required at most incidents.
B. one of the most hazardous phases of the incident.
C. generally completed quickly because of a lack of void spaces.
D. conducted without regard for the investigation phase of the
incident.
Answer: B. one of the most hazardous phases of the incident.
◉ Preventing fire from spreading to uninvolved, exposed properties
such as other aircraft and structures is known as: (377)
A. spread prevention.
B. exposure protection.
C. piggyback protection.
D. property investigation.
Answer: B. exposure protection.
◉ The method of dry chemical application that uses an independent
dry chemical nozzle directly over the water/foam nozzle on the roof
or bumper is called a: (372)
A. piggyback system.
, B. dry chemical handline.
C. water stream injection.
D. dry chemical extendable turret.
Answer: A. piggyback system.
◉ To conduct interior fire attack operations, ARFF personnel should
use: (373)
A. handlines.
B. bumper turrets.
C. extendable turrets.
D. the APU/EPU fire shutdown system.
Answer: A. handlines.
◉ What are the two basic fire attack methods available to the
Incident Commander upon arrival at aircraft accidents involving
fire? (358)
A. Preventing ignition and nonintervention
B. Preventing ignition and total extinguishment
C. Maintain escape/evacuation areas and nonintervention
D. Maintain escape/evacuation areas and total extinguishment
Answer: D. Maintain escape/evacuation areas and total
extinguishment
