Extinguishers UPDATED ACTUAL Exam
Questions and CORECT Answers
Which material is a Class A combustible material?
Select one:
a.Electrical equipment
b.Wood
c.Gasoline
d.Vegetable - CORRECT ANSWER - b. Wood
Which method of fire extinguishment forms an oxygen-excluding soapy foam over the surface of
the burning material?
Select one:
a.Cooling
b.Saponification
c.Smothering
d.Chemical flame inhibition - CORRECT ANSWER - b. Saponification
When in position to attack the fire, what is the first step that should be taken when using a
portable fire extinguisher?
Select one:
a.Sweep the nozzle back and forth to cover the material.
b.Aim the nozzle at the base of the fire.
c.Squeeze the handles to test the extinguisher and release the agent.
d.Pull the pin and break the wire or seal. - CORRECT ANSWER - d. Pull the pin and break
the wire or seal.
Every portable fire extinguisher must be labeled with:
, Select one:
a.a placard that details the hazardous chemical contained within.
b.letters and/or symbols that identify the type of fire for which it is intended.
c.a color-coded label identifying the extinguishing agent contained within.
d.a printed label identifying the purchasing department and purchase date. - CORRECT
ANSWER - b. letters and/or symbols that identify the type of fire for which it is intended.
After selecting the appropriate extinguisher to use on a fire, the firefighter should:
Select one:
a.aim the nozzle at the base of the fire.
b.visually inspect the extinguisher.
c.proceed immediately to the fire and stand by.
d.squeeze the handles and release the agent on the fire. - CORRECT ANSWER - b. visually
inspect the extinguisher.
What types of materials do Class B fires involve?
Select one:
a.Wood and paper
b.Combustible liquids and gases
c.Cooking oils
d.Energized electrical equipment - CORRECT ANSWER - b. Combustible liquids and gases
A Class D fire should be extinguished using a:
Select one:
a.dry powder extinguisher.
b.dry chemical extinguisher.
c.clean agent extinguisher.
d.carbon dioxide extinguisher. - CORRECT ANSWER - a. dry powder extinguisher.