Driver/Operator Exam Question and
Answer (2026/2027) | Comprehensive
Review | Detailed Rationales
• Apparatus brakes should be thoroughly tested . CORRECT ANSWER: At least
annually, using the methods outlined in NFPA
1911
• At speed of above 50mph, an emergency vehicle may . CORRECT ANSWER:
outrun the effective range of its audible
warning device
• The agitation causes a degree of turbulence known as . CORRECT ANSWER:
critical velocity
• The piping system and the fire pump itself must be capable of withstanding a .
CORRECT ANSWER: Hydrostatic test of 500 psi before being placed in service
• According to NFPA 1901 pumpers with a capacity of 500GPM or less should
have piping capable of flowing . CORRECT ANSWER: 250 GPM
• As a minimum all fire apparatus with a rated pump capacity of 750GPM or
greater must be equipped with . CORRECT ANSWER: at least (2) 2½ inch
discharges
,• According to NFPA 1901, apparatus equipped with tanks of less than 1,000
gallons must have a . CORRECT ANSWER: tank full line of at least 1 inch in
diameter
• Most intake and discharge lines from the pumper are controlled by valves. What
is the most common type of valve? . CORRECT ANSWER: Ball Valve
• What is the most common type of relief valve? . CORRECT ANSWER: Uses a
spring-controlled pilot valve
• Ammeter indicates . CORRECT ANSWER: The status of the vehicle's alternator
and charging system
• Throttle knob on apparatus is also called a . CORRECT ANSWER: "Vernier"
• Most pumps are able to develop a vacuum capacity . CORRECT ANSWER: of
approximately 22 inches of mercury
• Cavitation can be described as . CORRECT ANSWER: Water being discharged
faster than it is coming into the pump
• During drafting, it is also helpful to have at least _____ inches of water all
around the barrel strainer. . CORRECT ANSWER: 24 inches
• A pumper in good working order can lift water to a max of ________. .
CORRECT ANSWER: 25 ft
,• Floating pumps placed in an adequate water source can develop and maintain .
CORRECT ANSWER: A flow of up to 500GPM
• Floating strainers may be used for . CORRECT ANSWER: Water as shallow as 1
foot
• Low-level strainers are most commonly used. They can
______________________. . CORRECT ANSWER: draw water from as shallow as 1
to 2 inches
• The max height to which water can be drafted is approx. _______, as opposed
to the theoretical lift of __________. . CORRECT ANSWER: 25 feet , 33.9 feet
• When lowering a barrel strainer in to the water, it should have ________ inches
of water around it . CORRECT ANSWER: 24 inches
• All water tanks on fire apparatus are required to have . CORRECT ANSWER:
baffles to stop liquid surge
• Use Piercing Nozzle on . CORRECT ANSWER: vehicles and aircraft fire
• CAFS system use . CORRECT ANSWER: Compressed Air into the Foam Solution
prior to discharge into hose line
• Check valve (sprinklers or stand pipes) prevents . CORRECT ANSWER: water
from flowing back into municipal water supply
, • Brush trucks usually have water tanks of . CORRECT ANSWER: 500 gallons or
less
• Brush trucks and . CORRECT ANSWER: pump and roll
• Pre-emption devices are systems that uses the _________ on the apparatus to
_________ in the direction the emergency vehicle is travelin . CORRECT ANSWER:
strobe lights (emitters) , turn lights
green at the intersections
• Practical driving exercises = . CORRECT ANSWER: diminishing clearance
• The boundary between the wildland and structural development is referred to
as . CORRECT ANSWER: the wildland/urban interface
• During wildland firefighter attack should begin . CORRECT ANSWER: at the
anchor point
• Nurse tender . CORRECT ANSWER: Apparatus parked at or near the fire scene
and pumpers take water directly to the tank of the tanker. (Answer-Largest pump
as to why nurse tender)
• Curb Weight . CORRECT ANSWER: When apparatus is completely empty no
tools, water, gear
• Excess gear grinding, skipping, damage to gear is due to . CORRECT ANSWER:
excess gear free play