ARFF DRIVER OPERATOR EXAM QUESTIONS WITH VERIFIED ANSWERS (100% SOLVED ANSWERS)
The device most commonly used to extinguish a peripheral fire after rescue operations are complete is the -Answer- Hand line
All of the following are low energy proportioning systems EXCEPT -Answer- Compressed air
...
The device most commonly used to extinguish a peripheral fire after rescue operations
are complete is the -Answer- Hand line
All of the following are low energy proportioning systems EXCEPT -Answer-
Compressed air
Match each type of fire apparatus record to the item with which it is most closely
associated -Answer- - Daily inspection record- Turrets
- Weekly inspection record- Foam transfer pump
- Periodic inspection record- Generator
- Fuel, oil, and mileage record- Oil filter change
- Test record- Foam test results
Class B foam concentration are typically mixed in proportions of -Answer- 1% to 6%
During the expansion and drainage test, note and record the level of accumulated
solution in the bottom of the cylinder -Answer- 30 seconds
A substance that ignites spontaneously on contact with others is -Answer- Hypergolic
To successfully complete the diminishing clearance exercise you must -Answer- steer
an apparatus in a straight line both forward and in reverse without touching any markers
Foam is used as a primary extinguishing agent for -Answer- Class B fires
All of the following statements about parking an ARFF apparatus near a railroad track
are TRUE EXCEPT -Answer- parkon the opposite side of the tracks as the incident
To apply agent on either side of the flaming aircraft, driver/ operators should position the
apparatus -Answer- At the nose or tail
Identify TWO TRUE statements regarding military jet fuel. -Answer- A. Jet fuel has a
flash point significantly lower than civilian aviation fuel
, -B. Civilian aviation fuel has a flash point significantly lower than jet fuel - Correct
Answer
C. Hypergolic fuels present a hazard only if ingested or absorbed
-D. Hypergolic fuels present a hazard if inhaled, ingested, or absorbed - Correct Answer
E. Hyperfethe ne is a type of hypergolic fuel
To ensure that auxiliary agents do not becomes packed and unusable you must -
Answer- Thoroughly flush the systems after each use
During a pump and roll, a fire stream is continuously produced: -Answer- While the
ARFF apparatus is in motion
When performing the serpentine exercise -Answer- One spotter is necessary when
traveling in reverse
The purpose of the manifold on the center console is to -Answer- Regulate the air
pressure in the crew member's SCBA mask
Dispersed patterns -Answer- Produce small particles that are excellent for absorbing
heat
ARFF personnel must sound the proper withdrawal signal when -Answer- Munitions
have become involved in a fire
The key thing to remember when conducting an inspection of an ARFF apparatus is to:
-Answer- to be systematic
The proper operation of the foam transfer pump should be inspected -Answer- weekly
Identify the TRUE statement about preparing for the turret ground pattern test -Answer-
Turret Nozzles must be tilted upward to form a 30° angle with the horizontal
Identify TWO types of low energy foam proportioning systems installed on ARFF
apparatus -Answer- 1. Direct-injection
2. Balanced pressure
Identify the THREE items on an apparatus that you must verify prior to conducting the
foam solution concentration test the turret ground pattern test, and. The expansion and
drainage test -Answer- A. That the chassis has been lubricated
B. That the piping system have been flushed - Correct Answer
C. That the intake strainers are clean
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