ARFF practice test Updated 2026/2027 Questions with Expert-Verified Answers

ARFF practice test

( foam ) to guarantee correct testing outcomes, you need to make certain that : - ANS-wind
conditions are below five MPH

three strategies that can be used to resupply water - ANS-

3 actual statements approximately foam concentrate storage - ANS-1. Garage bins are line with
plastic to resist the corrosiveness of froth listen
2. Foam tenders transport foam pay attention to the ARFF apparatus
three. Specific foam concentrates have distinct shelve lives

a hearth apparatus take a look at record that evaluates the overall performance of an ARFF
apparatus is used on a _______ foundation - ANS-Yearly

a runway distance closing signal showing the wide variety 6 indicates to the pilot that there are
________ ft of runway closing - ANS-6000

a steep grade is defined as being - ANS-30 ranges up or down

a substance that ignites spontaneously on touch with others is : - ANS-A hypergolic

all of the fallowing are equations used within the foam solution-concentration check except : -
ANS-R(v)

all of the fallowing are low-strength foam proportioning structures EXCEPT : - ANS-Compressed

all of the fallowing are primary makes use of of water in ARFF operations except : -
ANS-extinguishing fuel spills and gasoline fires

all the fallowing statement about the software of dry chemical on a category B hearth is
authentic besides : - ANS-the use of dry chemical retailers reduces the threat of flashback

all of the fallowing statements about extinguishing and overhual are proper except -
ANS-extinguishment most effective involves only the removal of floor fireplace on the ground

all of the fallowing statements approximately parking an ARFF equipment near a ralroad song
are authentic except : - ANS-park on the opposite facet of the tracks because the incident

all of the fallowing statements approximately the breathing air device are genuine besides : -
ANS-there are three respiratory air cylinders placed on pinnacle of the apparatus

,all the fallowing statements approximately the engine compartment inspections are genuine
except - ANS-belts have to have proper tension of three/four to one inch deflection on the mid
point

all of the fallowing statements approximately the importance of prevenative maintanance are
actual besides that it - ANS-

all the fallowing statements approximately the use of pressurized water sources are proper
except : - ANS-

all of the following statements approximately and ILS are actual except : - ANS-ARFF
equipment can park in an ILS are when the ILS is getting used

All the fallowing impacts the apparatus positioning at a crash web site EXCEPT : - ANS-Time of
day

all of the fallowing reasons for maintainng properly information is actual except - ANS-records
maintain the general public knowledgeable about the equipment availability and readiness

all of the fallowing statement about backing an equipment into a constrained space ( alley dock
workout ) are proper except : - ANS-you must effectively again the equipment inside 4 minutes

all the following statements for riding an ARFF pparatus are authentic besides : - ANS-usually
use spotters while visiting forward into a constrained area

An alternating red and green mild sign directed from the manage tower indicates that the ARFF
apparatus driver operator must : - ANS-Proceed with caution

an ARFF equipment ought to continually be positioned - ANS-Upwind

an tool landing machine ( ILS ) critical vicinity signal has a white inscription on a red background
and is a : - ANS-Mandatory training sign

any item this is very critical to the general safety of employees - ANS-essential

any object which overlooked or accomplished incorrectly could result in extreme injusty or dying
- ANS-crucial

ARFF personnel must sound the proper withdrawn sign when : - ANS-munitions have grow to
be involved in a fire

as part of the weekly inspection , the foam switch pump should be operated for ____ seconds
for correct operation - ANS-10 seconds

, earlier than driving a runway make sure to : - ANS-contact the manage tower or other airfield
manipulate authority to gain clearance

before using on a runway, consider to - ANS-contact the manipulate tower or other airfield
control authority to gain clearance

may be used on type ABC fires - ANS-dry chemical

class A foams and class B synthetic-primarily based foam concentrates have a shelf life of : -
ANS-20 - 25 years

elegance B foam concentrates are commonly mixed in proportions of - ANS-1%-6%

dispersed patterns do what - ANS-produce small debris high-quality for absorbing warmness

drainage time - ANS-if the answer temperature is higher than 70 ranges F , upload zero.1
minute for every three ranges F above 70 F, if the solution temperature is lower than 70 stages
F subtract zero.1 minute for every 3 tiers F beneath 70 stages F

dry powder is most effective one - ANS-combustible metals

in the course of a pump and roll, a fireplace stream is continuously produced : - ANS-even as
the ARFF equipment is in motion

During firefighting operations an ARFF Apparatus's on board tank is typically replenished via -
ANS-re deliver operations

During the expansion and drainage test, notice and report the extent of collected solution within
the backside for the cylinder every : - ANS-30 seconds

throughout the ground turret sample check, push aside any foam that is less than : - ANS-1/2
inch deep

Expansion Ratio - ANS-if the solution temperature is higher than 70 degrees F , no correction
applies, if the temperature is decrease than 70 stages F, upload 0.1 unit of growth for every 3
degrees F under 70 tiers F

Foam is used as a number one extinguishing agent for - ANS-Class B fires

for six% foam concentrates, the awareness have to be between _____% for turret nozzles and
between ____% for hand line nozzles - ANS-five.Five and 7.0

five.Five and 9.Zero