PEARSON VUE CORRECT EXAMS ANSWERS AND
QUESTIONS SET A+
✔✔Ground ladders should be service tested before being placed in service,
_______while in service, and after use that exposes the ladder to high heat or rough
treatment. - ✔✔once each year
✔✔Which of the following describes the best placement of a ladder to be used for entry
or rescue from a window? - ✔✔Ladder tip slightly below sill, or wedged under the sill lip
✔✔Which of the following is a reason that modern construction may tend to contain fires
for longer periods of time? - ✔✔Energy efficient construction
✔✔What should a firefighter do before stepping off a ladder, parapet wall, or other place
of safety onto the roof of a burning building, especially if the roof surface is obscured by
smoke or darkness? - ✔✔Sound the roof for structural integrity by striking with an axe
✔✔What type of hose is designed for drafting water from static water supplies or
connecting to a fire hydrant? - ✔✔Hard-Suction hose
✔✔What type of fire hose damage can weaken the jacket which can lead to ruptures
under pressure? - ✔✔Organic damage
✔✔Which of the following equipment is necessary for service testing? - ✔✔Nozzles with
shutoff vales
✔✔The test site for service testing should be : - ✔✔On a slight grade
✔✔Which of the following procedures should be followed when service testing fire
hose? - ✔✔Stand away from the discharge valve connection when charging hose
✔✔Which action of fire fighting foam creates a barrier between the fuel and the fire?
(967)
, A. Cooling
B. Aerating
C. Separating
D. Penetrating - ✔✔C. Separating
✔✔Foam lowers surface tension of water, allowing it to ____ fires in class A materials -
✔✔Penetrate
✔✔Class A foam extinguishes and/or prevents ignition by: - ✔✔Allowing water to
penetrate fuels
✔✔When applies to solid fuels, class A foam blankets the fuel controls flames and then
: - ✔✔breaks down, releasing water to cool the fuel
✔✔Class B foams are especially effective on: - ✔✔hydrocarbon fuels and polar
solvents.
✔✔The degree of foam expansion depends on the type of foam concentrate, accurate
proportioning, quality of the foam concentrate and: (968)
A. method of aeration.
B. outside air temperature.
C. length of discharge hose.
D. wind direction and velocity. - ✔✔A. Method of Aeration
✔✔Which of the following statements about Class A foam concentrates is MOST
accurate? - ✔✔Class A foam reduces the surface tension of water allowing better water
penetration into the fuel
✔✔Flammable liquids that mix readily with water are: - ✔✔polar solvents
✔✔Which foams are required to extinguish fires of ethanol or ethanol-based fuels?
(972)
A. Class A foams
B. Synthetic foams
C. Protein-based foams
D. Alcohol-resistant foams - ✔✔D. Alcohol-resistant foams
✔✔Which of the following statements about foam proportioning is MOST accurate? -
✔✔Mixing Class A foam at a higher recommended percentage results in a thick dry
foam
✔✔Which of the following proportioning methods depends on the venturi principle to
draw foam through a hose connected to the foam concentrate container and into the
water stream? - ✔✔Eduction
QUESTIONS SET A+
✔✔Ground ladders should be service tested before being placed in service,
_______while in service, and after use that exposes the ladder to high heat or rough
treatment. - ✔✔once each year
✔✔Which of the following describes the best placement of a ladder to be used for entry
or rescue from a window? - ✔✔Ladder tip slightly below sill, or wedged under the sill lip
✔✔Which of the following is a reason that modern construction may tend to contain fires
for longer periods of time? - ✔✔Energy efficient construction
✔✔What should a firefighter do before stepping off a ladder, parapet wall, or other place
of safety onto the roof of a burning building, especially if the roof surface is obscured by
smoke or darkness? - ✔✔Sound the roof for structural integrity by striking with an axe
✔✔What type of hose is designed for drafting water from static water supplies or
connecting to a fire hydrant? - ✔✔Hard-Suction hose
✔✔What type of fire hose damage can weaken the jacket which can lead to ruptures
under pressure? - ✔✔Organic damage
✔✔Which of the following equipment is necessary for service testing? - ✔✔Nozzles with
shutoff vales
✔✔The test site for service testing should be : - ✔✔On a slight grade
✔✔Which of the following procedures should be followed when service testing fire
hose? - ✔✔Stand away from the discharge valve connection when charging hose
✔✔Which action of fire fighting foam creates a barrier between the fuel and the fire?
(967)
, A. Cooling
B. Aerating
C. Separating
D. Penetrating - ✔✔C. Separating
✔✔Foam lowers surface tension of water, allowing it to ____ fires in class A materials -
✔✔Penetrate
✔✔Class A foam extinguishes and/or prevents ignition by: - ✔✔Allowing water to
penetrate fuels
✔✔When applies to solid fuels, class A foam blankets the fuel controls flames and then
: - ✔✔breaks down, releasing water to cool the fuel
✔✔Class B foams are especially effective on: - ✔✔hydrocarbon fuels and polar
solvents.
✔✔The degree of foam expansion depends on the type of foam concentrate, accurate
proportioning, quality of the foam concentrate and: (968)
A. method of aeration.
B. outside air temperature.
C. length of discharge hose.
D. wind direction and velocity. - ✔✔A. Method of Aeration
✔✔Which of the following statements about Class A foam concentrates is MOST
accurate? - ✔✔Class A foam reduces the surface tension of water allowing better water
penetration into the fuel
✔✔Flammable liquids that mix readily with water are: - ✔✔polar solvents
✔✔Which foams are required to extinguish fires of ethanol or ethanol-based fuels?
(972)
A. Class A foams
B. Synthetic foams
C. Protein-based foams
D. Alcohol-resistant foams - ✔✔D. Alcohol-resistant foams
✔✔Which of the following statements about foam proportioning is MOST accurate? -
✔✔Mixing Class A foam at a higher recommended percentage results in a thick dry
foam
✔✔Which of the following proportioning methods depends on the venturi principle to
draw foam through a hose connected to the foam concentrate container and into the
water stream? - ✔✔Eduction
