TESTBANK FOR FIREFIGHTER HAZMAT OPS FINAL EXAM
LATEST VERSION QUESTIONS AND CORRECT DETAILED
ANSWERS (VERIFIED ANSWERS) |ALREADY GRADED A
Which statement about medical monitoring is accurate? - CORRECT
ANSWER Responders who are required to wear respiratory protection
and certain levels of PPE as part of their job must have baseline
medical exams and on-site monitoring.
A visual inspection of PPE, confirmation of pressure test completion
dates, and an operational check of all equipment are parts of: -
CORRECT ANSWER a pre-entry check.
What must happen before responders enter the hot zone? - CORRECT
ANSWER Safety Briefing
How will a responder entering the hot zone know escape routes or
areas of refuge? - CORRECT ANSWER It will be discussed by the
Safety Officer during the safety briefing.
Before entering the exclusion zone, the total estimated time a
responder should be on air must include the time needed for: -
CORRECT ANSWER undergoing decon.
If radio communications fail while a responder is wearing PPE, the
responder should: - CORRECT ANSWER use designated nonverbal
signals.
Upon receiving the order to enter, what should be done at the entry
access point? - CORRECT ANSWER Perform a final check of all
equipment and PPE seals/closures.
Which statement is accurate regarding decontamination of PPE? -
CORRECT ANSWER All potentially contaminated PPE must be
decontaminated immediately upon leaving the hazardous area.
,Even when assistants are available to help with doffing: - CORRECT
ANSWER entry personnel remove their own respirator facepieces.
What is the last item that should be removed while doffing PPE? -
CORRECT ANSWER Inner gloves
How does wearing PPE increase the risk of heat-related illness? -
CORRECT ANSWER Most PPE inhibits a body's ability to disperse
heat and moisture.
Which heat-related disorder is the most serious to a responder's
health? - CORRECT ANSWER Heat stroke.
How do liquids such as alcohol, coffee, and caffeinated drinks affect
responders prior to working? - CORRECT ANSWER They contribute to
dehydration and heat stress.
When wearing PPE, as work duration increases, heat tolerance: -
CORRECT ANSWER decreases.
Rehabbing in a warm area and quickly removing wet clothing helps to
prevent: - CORRECT ANSWER cold related injuries.
Wearing chemical protective clothing (CPC) may cause some
responders psychological issues due to: - CORRECT ANSWER the
confining experience of working in restrictive suits.
The schedule for inspecting, testing, and maintaining PPE is ultimately
determined by the: - CORRECT ANSWER Authority Having
Jurisdiction (AHJ).
What should a responder do if routinely scheduled maintenance
reveals PPE that is damaged? - CORRECT ANSWER Report through
AHJ formal notification process
Contaminated garments or those beyond their service life should be: -
CORRECT ANSWER properly documented then removed from service.
,Why is it important to know manufacturer's recommended service life
for PPE? - CORRECT ANSWER The wearer may not be adequately
protected if past the service life.
What is one of the basic objectives of Chemical-Protective Clothing
Programs (CPCs)? - CORRECT ANSWER To protect the user from
safety and health hazards
Which statement about product control considerations is accurate? -
CORRECT ANSWER Firefighter protective clothing can absorb
flammable and combustible liquids, which can later ignite if exposed
to an ignition source.
WHere are emergency shutoff devices often located on cargo tank
trucks? - CORRECT ANSWER Behind the driver's side cb
Responders often use absorbents at incidents involving: - CORRECT
ANSWER small spills of gasoline or diesel fuel
In order to build a successful dam, respondersfirst need to indentify
the hazardous material present and gather information regarding its: -
CORRECT ANSWER solubility and density
Foam quality is measured in terms of its expansion ratio and: -
CORRECT ANSWER 25-percnt-drainage time.
Why has the demand for alcohol-resistant foam increased? - CORRECT
ANSWER Increased production and use of alternative fuels.
At the Operations Level, control actions involving spills are generally
_______ in nature and sfety i a primary consideration. - CORRECT
ANSWER defensive
A _________ dam stops all flow of product and/or water, while an
_______/_______ dam permit surface water or runoff to pass either under
or over he dam while holding back the hazordous material - CORRECT
ANSWER containment; underflow/overflow
, Foam products must be ________ (mixed with water) and ________ (mixed
with air) before use. - CORRECT ANSWER proportioned; aerated
Time time required for one-fourth (25 percent) of the total liquid
solution to drain from the foam is called _______ time. - CORRECT
ANSWER Drainage.
The volume of finsihed foam that results from a unit volume of foam
solution is known as its ______ _______. - CORRECT ANSWER
Expansion ratio
The _____-________ method of foam application irescts the foam stream
on the ground near the front edge of a burining liquid spill, to then roll
across the surface of the fuel. - CORRECT ANSWER roll-on
The ______-______ method of foam application may be employed when an
elevated object is near or within the area of a burning pool of liquid or
an unignited liquid spill; the foam stream is directed onto the object,
allowng the foam to run down and onto the surface of the fuel. -
CORRECT ANSWER bank-down
the piping for the_______ is contained outside of the tank, usually on the
ends, with a manhole on top of the tank. - CORRECT ANSWER IM 102
The statement, "keep away from the waterway" is found on a pesticide
label. this statement is referred to as a/an: - CORRECT ANSWER
Hazard Statement
The vehicle pictured below has rings with rounded ends and some
pipes on the back end what trailer is it? - CORRECT ANSWER MC
312/DOT 412
A recon team is sent to observe a tank truck that has rolled over. the
team reports that the vehicle is an MC 312. the container most
probably contains a: - CORRECT ANSWER Corrosive liquid
LATEST VERSION QUESTIONS AND CORRECT DETAILED
ANSWERS (VERIFIED ANSWERS) |ALREADY GRADED A
Which statement about medical monitoring is accurate? - CORRECT
ANSWER Responders who are required to wear respiratory protection
and certain levels of PPE as part of their job must have baseline
medical exams and on-site monitoring.
A visual inspection of PPE, confirmation of pressure test completion
dates, and an operational check of all equipment are parts of: -
CORRECT ANSWER a pre-entry check.
What must happen before responders enter the hot zone? - CORRECT
ANSWER Safety Briefing
How will a responder entering the hot zone know escape routes or
areas of refuge? - CORRECT ANSWER It will be discussed by the
Safety Officer during the safety briefing.
Before entering the exclusion zone, the total estimated time a
responder should be on air must include the time needed for: -
CORRECT ANSWER undergoing decon.
If radio communications fail while a responder is wearing PPE, the
responder should: - CORRECT ANSWER use designated nonverbal
signals.
Upon receiving the order to enter, what should be done at the entry
access point? - CORRECT ANSWER Perform a final check of all
equipment and PPE seals/closures.
Which statement is accurate regarding decontamination of PPE? -
CORRECT ANSWER All potentially contaminated PPE must be
decontaminated immediately upon leaving the hazardous area.
,Even when assistants are available to help with doffing: - CORRECT
ANSWER entry personnel remove their own respirator facepieces.
What is the last item that should be removed while doffing PPE? -
CORRECT ANSWER Inner gloves
How does wearing PPE increase the risk of heat-related illness? -
CORRECT ANSWER Most PPE inhibits a body's ability to disperse
heat and moisture.
Which heat-related disorder is the most serious to a responder's
health? - CORRECT ANSWER Heat stroke.
How do liquids such as alcohol, coffee, and caffeinated drinks affect
responders prior to working? - CORRECT ANSWER They contribute to
dehydration and heat stress.
When wearing PPE, as work duration increases, heat tolerance: -
CORRECT ANSWER decreases.
Rehabbing in a warm area and quickly removing wet clothing helps to
prevent: - CORRECT ANSWER cold related injuries.
Wearing chemical protective clothing (CPC) may cause some
responders psychological issues due to: - CORRECT ANSWER the
confining experience of working in restrictive suits.
The schedule for inspecting, testing, and maintaining PPE is ultimately
determined by the: - CORRECT ANSWER Authority Having
Jurisdiction (AHJ).
What should a responder do if routinely scheduled maintenance
reveals PPE that is damaged? - CORRECT ANSWER Report through
AHJ formal notification process
Contaminated garments or those beyond their service life should be: -
CORRECT ANSWER properly documented then removed from service.
,Why is it important to know manufacturer's recommended service life
for PPE? - CORRECT ANSWER The wearer may not be adequately
protected if past the service life.
What is one of the basic objectives of Chemical-Protective Clothing
Programs (CPCs)? - CORRECT ANSWER To protect the user from
safety and health hazards
Which statement about product control considerations is accurate? -
CORRECT ANSWER Firefighter protective clothing can absorb
flammable and combustible liquids, which can later ignite if exposed
to an ignition source.
WHere are emergency shutoff devices often located on cargo tank
trucks? - CORRECT ANSWER Behind the driver's side cb
Responders often use absorbents at incidents involving: - CORRECT
ANSWER small spills of gasoline or diesel fuel
In order to build a successful dam, respondersfirst need to indentify
the hazardous material present and gather information regarding its: -
CORRECT ANSWER solubility and density
Foam quality is measured in terms of its expansion ratio and: -
CORRECT ANSWER 25-percnt-drainage time.
Why has the demand for alcohol-resistant foam increased? - CORRECT
ANSWER Increased production and use of alternative fuels.
At the Operations Level, control actions involving spills are generally
_______ in nature and sfety i a primary consideration. - CORRECT
ANSWER defensive
A _________ dam stops all flow of product and/or water, while an
_______/_______ dam permit surface water or runoff to pass either under
or over he dam while holding back the hazordous material - CORRECT
ANSWER containment; underflow/overflow
, Foam products must be ________ (mixed with water) and ________ (mixed
with air) before use. - CORRECT ANSWER proportioned; aerated
Time time required for one-fourth (25 percent) of the total liquid
solution to drain from the foam is called _______ time. - CORRECT
ANSWER Drainage.
The volume of finsihed foam that results from a unit volume of foam
solution is known as its ______ _______. - CORRECT ANSWER
Expansion ratio
The _____-________ method of foam application irescts the foam stream
on the ground near the front edge of a burining liquid spill, to then roll
across the surface of the fuel. - CORRECT ANSWER roll-on
The ______-______ method of foam application may be employed when an
elevated object is near or within the area of a burning pool of liquid or
an unignited liquid spill; the foam stream is directed onto the object,
allowng the foam to run down and onto the surface of the fuel. -
CORRECT ANSWER bank-down
the piping for the_______ is contained outside of the tank, usually on the
ends, with a manhole on top of the tank. - CORRECT ANSWER IM 102
The statement, "keep away from the waterway" is found on a pesticide
label. this statement is referred to as a/an: - CORRECT ANSWER
Hazard Statement
The vehicle pictured below has rings with rounded ends and some
pipes on the back end what trailer is it? - CORRECT ANSWER MC
312/DOT 412
A recon team is sent to observe a tank truck that has rolled over. the
team reports that the vehicle is an MC 312. the container most
probably contains a: - CORRECT ANSWER Corrosive liquid
