ARFF P19R Operator End of Course 2025/202 mn mn mn mn mn mn
6 – Verified Questions & Answers
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ARFF P19R OPERATOR END OF COURSE EXAM
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Instructions: Select the best answer for each question. Circle the letter corresponding to you
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r choice.
mn
1. What is the gross vehicle weight rating (GVWR) of the Oshkosh Striker P19R?
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A) 50,000 lbs
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B) 65,000 lbs
mn mn
C) 75,000 lbs
mn mn
D) 100,000 lbs
mn mn
2. The primary agent tank capacity on the P19R is approximately:
mn mn mn mn mn mn mn mn mn mn
A) 1,000 gallons
mn mn
B) 1,500 gallons
mn mn
C) 3,000 gallons
mn mn
D) 5,000 gallons
mn mn
3. The auxiliary foam tank capacity is designed to hold a concentrated amount of foa
mn mn mn mn mn mn mn mn mn mn mn mn mn mn
m for roughly how many gallons of finished foam?
mn mn mn mn mn mn mn mn
A) 100 gallons
mn mn
B) 200 gallons
mn mn
C) 400 gallons
mn mn
D) 600 gallons
mn mn
4. What is the purpose of the dry chemical system on the P19R?
mn mn mn mn mn mn mn mn mn mn mn mn
A) To cool the engine compartment
mn mn mn mn mn
B) To provide a "knockdown" capability for three-dimensional fires and fuel spills
mn mn mn mn mn mn mn mn mn mn mn
C) To refill the water tank
mn mn mn mn mn
D) To clean the turret nozzles
mn mn mn mn mn
5. The P19R is powered by which type of engine?
mn mn mn mn mn mn mn mn mn
A) A gasoline V-8
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B) A diesel engine, typically a Detroit Diesel or Cummins
mn mn mn mn mn mn mn mn mn
C) An electric motor with a diesel generator
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D) A turbine engine
mn mn mn
6. How many drive axles does the P19R have?
mn mn mn mn mn mn mn mn
A) 1 mn
B) 2 mn
,C) 3
mn
D) 4 mn
7. The primary function of the High Reach Extendable Turret (HRET) is to:
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A) Pierce the aircraft skin to deliver agent directly into the cabin.
mn mn mn mn mn mn mn mn mn mn mn
B) Extend to reach the tops of hangars.
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C) Provide a platform for rescuing passengers.
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D) Overcome pooling and cascading of agents on large aircraft.
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8. Which of the following agents can be discharged through the P19R's roof turret?
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A) Water only
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B) Foam only
mn mn
C) Dry chemical only
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D) Water, foam, or dry chemical
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9. The maximum flow rate of the roof turret is approximately:
mn mn mn mn mn mn mn mn mn mn
A) 100 GPM
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B) 250 GPM
mn mn
C) 500 GPM
mn mn
D) 1000 GPM
mn mn
10. The primary water pump on the P19R is what type?
mn mn mn mn mn mn mn mn mn mn
A) Centrifugal pump
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B) Positive displacement pump
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C) Rotary vane pump
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D) Piston pump
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11. The P19R is equipped with a "Hale" or "Waterous" pump. What is the primary rol
mn mn mn mn mn mn mn mn mn mn mn mn mn mn mn
e of the transfer valve on this pump?
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A) To shift the pump from high pressure to low pressure
mn mn mn mn mn mn mn mn mn mn
B) To shift the pump from low volume to high volume
mn mn mn mn mn mn mn mn mn mn
C) To add foam concentrate to the water stream
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D) To prime the pump
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12. What is the purpose of the "Camelback" or rear suspension on the P19R?
mn mn mn mn mn mn mn mn mn mn mn mn mn
A) To improve off-road capability and stability
mn mn mn mn mn mn
B) To allow the vehicle to tilt sideways
mn mn mn mn mn mn mn
C) To increase the top speed
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D) To support the weight of the water tank
mn mn mn mn mn mn mn mn
13. When operating the bumper turret, what is the recommended safe distance from t
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he aircraft?
mn
A) As close as possible to penetrate the skin
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B) 20-30 feet to ensure the stream reaches the target
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, C) 100 feet to avoid being in the collapse zone
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D) 250 feet to avoid heat and flare-ups
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14. Which of the following best describes "AFFF" foam?
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A) Aqueous Film Forming Foam
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B) Alcohol Resistant Film Forming Foam
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C) Aromatic Hydrocarbon Foam
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D) Air Foam Fire Fighting
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15. AFFF works primarily by:
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A) Creating a vapor-sealing film over the fuel surface
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B) Absorbing heat through a chemical endothermic reaction
mn mn mn mn mn mn mn
C) Replacing the oxygen in the air
mn mn mn mn mn mn
D) Cooling the fuel below its flash point
mn mn mn mn mn mn mn
16. The correct percentage of foam concentrate to water for standard AFFF on the P19
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R is typically:
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A) 0.1%
mn
B) 1%
mn
C) 3% or 6%
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D) 10%
mn
17. What is the maximum pressure at which you should discharge foam to avoid "shea
mn mn mn mn mn mn mn mn mn mn mn mn mn mn
ring" the foam solution?
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A) 50 PSI
mn mn
B) 100 PSI
mn mn
C) 150 PSI
mn mn
D) 300 PSI
mn mn
18. When approaching an aircraft fire, the initial attack is generally made from:
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A) Directly head-on
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B) The upwind side
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C) The downwind side
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D) Under the wing
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19. The "crossover" or "defensive" tactic is used when:
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A) There is a minor engine fire
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B) An aircraft is fully involved and structural collapse is imminent
mn mn mn mn mn mn mn mn mn mn
C) You are attacking a small wheel fire
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D) You need to cool the aircraft brakes
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20. What is the primary concern when operating the HRET near the aircraft fuselage?
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A) The weight of the boom causing the vehicle to tip
mn mn mn mn mn mn mn mn mn mn
B) Puncturing the fuel tanks or cabin
mn mn mn mn mn mn
6 – Verified Questions & Answers
mn mn mn mn mn
ARFF P19R OPERATOR END OF COURSE EXAM
mn mn mn mn mn mn
Instructions: Select the best answer for each question. Circle the letter corresponding to you
mn mn mn mn mn mn mn mn mn mn mn mn mn
r choice.
mn
1. What is the gross vehicle weight rating (GVWR) of the Oshkosh Striker P19R?
mn mn mn mn mn mn mn mn mn mn mn mn mn
A) 50,000 lbs
mn mn
B) 65,000 lbs
mn mn
C) 75,000 lbs
mn mn
D) 100,000 lbs
mn mn
2. The primary agent tank capacity on the P19R is approximately:
mn mn mn mn mn mn mn mn mn mn
A) 1,000 gallons
mn mn
B) 1,500 gallons
mn mn
C) 3,000 gallons
mn mn
D) 5,000 gallons
mn mn
3. The auxiliary foam tank capacity is designed to hold a concentrated amount of foa
mn mn mn mn mn mn mn mn mn mn mn mn mn mn
m for roughly how many gallons of finished foam?
mn mn mn mn mn mn mn mn
A) 100 gallons
mn mn
B) 200 gallons
mn mn
C) 400 gallons
mn mn
D) 600 gallons
mn mn
4. What is the purpose of the dry chemical system on the P19R?
mn mn mn mn mn mn mn mn mn mn mn mn
A) To cool the engine compartment
mn mn mn mn mn
B) To provide a "knockdown" capability for three-dimensional fires and fuel spills
mn mn mn mn mn mn mn mn mn mn mn
C) To refill the water tank
mn mn mn mn mn
D) To clean the turret nozzles
mn mn mn mn mn
5. The P19R is powered by which type of engine?
mn mn mn mn mn mn mn mn mn
A) A gasoline V-8
mn mn mn
B) A diesel engine, typically a Detroit Diesel or Cummins
mn mn mn mn mn mn mn mn mn
C) An electric motor with a diesel generator
mn mn mn mn mn mn mn
D) A turbine engine
mn mn mn
6. How many drive axles does the P19R have?
mn mn mn mn mn mn mn mn
A) 1 mn
B) 2 mn
,C) 3
mn
D) 4 mn
7. The primary function of the High Reach Extendable Turret (HRET) is to:
mn mn mn mn mn mn mn mn mn mn mn mn
A) Pierce the aircraft skin to deliver agent directly into the cabin.
mn mn mn mn mn mn mn mn mn mn mn
B) Extend to reach the tops of hangars.
mn mn mn mn mn mn mn
C) Provide a platform for rescuing passengers.
mn mn mn mn mn mn
D) Overcome pooling and cascading of agents on large aircraft.
mn mn mn mn mn mn mn mn mn
8. Which of the following agents can be discharged through the P19R's roof turret?
mn mn mn mn mn mn mn mn mn mn mn mn mn
A) Water only
mn mn
B) Foam only
mn mn
C) Dry chemical only
mn mn mn
D) Water, foam, or dry chemical
mn mn mn mn mn
9. The maximum flow rate of the roof turret is approximately:
mn mn mn mn mn mn mn mn mn mn
A) 100 GPM
mn mn
B) 250 GPM
mn mn
C) 500 GPM
mn mn
D) 1000 GPM
mn mn
10. The primary water pump on the P19R is what type?
mn mn mn mn mn mn mn mn mn mn
A) Centrifugal pump
mn mn
B) Positive displacement pump
mn mn mn
C) Rotary vane pump
mn mn mn
D) Piston pump
mn mn
11. The P19R is equipped with a "Hale" or "Waterous" pump. What is the primary rol
mn mn mn mn mn mn mn mn mn mn mn mn mn mn mn
e of the transfer valve on this pump?
mn mn mn mn mn mn mn
A) To shift the pump from high pressure to low pressure
mn mn mn mn mn mn mn mn mn mn
B) To shift the pump from low volume to high volume
mn mn mn mn mn mn mn mn mn mn
C) To add foam concentrate to the water stream
mn mn mn mn mn mn mn mn
D) To prime the pump
mn mn mn mn
12. What is the purpose of the "Camelback" or rear suspension on the P19R?
mn mn mn mn mn mn mn mn mn mn mn mn mn
A) To improve off-road capability and stability
mn mn mn mn mn mn
B) To allow the vehicle to tilt sideways
mn mn mn mn mn mn mn
C) To increase the top speed
mn mn mn mn mn
D) To support the weight of the water tank
mn mn mn mn mn mn mn mn
13. When operating the bumper turret, what is the recommended safe distance from t
mn mn mn mn mn mn mn mn mn mn mn mn mn
he aircraft?
mn
A) As close as possible to penetrate the skin
mn mn mn mn mn mn mn mn
B) 20-30 feet to ensure the stream reaches the target
mn mn mn mn mn mn mn mn mn
, C) 100 feet to avoid being in the collapse zone
mn mn mn mn mn mn mn mn mn
D) 250 feet to avoid heat and flare-ups
mn mn mn mn mn mn mn
14. Which of the following best describes "AFFF" foam?
mn mn mn mn mn mn mn mn
A) Aqueous Film Forming Foam
mn mn mn mn
B) Alcohol Resistant Film Forming Foam
mn mn mn mn mn
C) Aromatic Hydrocarbon Foam
mn mn mn
D) Air Foam Fire Fighting
mn mn mn mn
15. AFFF works primarily by:
mn mn mn mn
A) Creating a vapor-sealing film over the fuel surface
mn mn mn mn mn mn mn mn
B) Absorbing heat through a chemical endothermic reaction
mn mn mn mn mn mn mn
C) Replacing the oxygen in the air
mn mn mn mn mn mn
D) Cooling the fuel below its flash point
mn mn mn mn mn mn mn
16. The correct percentage of foam concentrate to water for standard AFFF on the P19
mn mn mn mn mn mn mn mn mn mn mn mn mn mn
R is typically:
mn mn
A) 0.1%
mn
B) 1%
mn
C) 3% or 6%
mn mn mn
D) 10%
mn
17. What is the maximum pressure at which you should discharge foam to avoid "shea
mn mn mn mn mn mn mn mn mn mn mn mn mn mn
ring" the foam solution?
mn mn mn
A) 50 PSI
mn mn
B) 100 PSI
mn mn
C) 150 PSI
mn mn
D) 300 PSI
mn mn
18. When approaching an aircraft fire, the initial attack is generally made from:
mn mn mn mn mn mn mn mn mn mn mn mn
A) Directly head-on
mn mn
B) The upwind side
mn mn mn
C) The downwind side
mn mn mn
D) Under the wing
mn mn mn
19. The "crossover" or "defensive" tactic is used when:
mn mn mn mn mn mn mn mn
A) There is a minor engine fire
mn mn mn mn mn mn
B) An aircraft is fully involved and structural collapse is imminent
mn mn mn mn mn mn mn mn mn mn
C) You are attacking a small wheel fire
mn mn mn mn mn mn mn
D) You need to cool the aircraft brakes
mn mn mn mn mn mn mn
20. What is the primary concern when operating the HRET near the aircraft fuselage?
mn mn mn mn mn mn mn mn mn mn mn mn mn
A) The weight of the boom causing the vehicle to tip
mn mn mn mn mn mn mn mn mn mn
B) Puncturing the fuel tanks or cabin
mn mn mn mn mn mn
