1
FIREFIGHTER HAZMAT OPS EXAM QUESTIONS AND
ANSWERS LATEST 2026 JUST RELEASED VERSION
In response to an incident involving a jackknifed tractor trailer, you
arrive and size up the situation. From your position, you only have a
side view of the tractor trailer. You know it is an:
a) MC 331
b) MC 338
c) MC 312/DOT 412
d) MC 306/DOT 406 - CORRECT ANSWER- a) MC 331
An MC 307/DOT 407 low-pressure chemical carrier is designed to carry
chemicals with pressures not to exceed psi.
a) 3.0
b) 75.0
c) 40.0
d) 30.0 - CORRECT ANSWER- c) 40.0
,2
An uninsulated, single-shell vessel which carries gases that have been
liquefied, is an:
a) MC 306/DOT 406
b) MC 307/DOT 407
c) MC 312/DOT 412
d) MC 331 - CORRECT ANSWER- d) MC 331
The V-shaped carrier below depicts a carrier.
a) Low-Pressure
b) High-Pressure
c) Dry Bulk
d) Cyrogenic - CORRECT ANSWER- c) Dry Bulk
(not what is pictured on test. this is a dry bulk train car. Look for a v-
shaped trailer)
A carboy may be used for transporting materials containing:
a) Radioactive Substances
,3
b) Corrosives
c) Explosives
d) Poison Gases - CORRECT ANSWER- b) Corrosives
The proper cargo tank truck to carry a shipment of sulfuric acid is an:
a) MC 306/DOT 406
b) MC 307/DOT 407
c) MC 312/DOT 412
d) MC 331 - CORRECT ANSWER- c) MC 312/DOT 412
A cyrogenic liquid tank car will have:
a) A single uninsulated shell
b) An enclosed time
c) A double shell with insulation
d) Fittings and valves visible on top of the tank car -
CORRECT ANSWER- c) A double shell with insulation
, 4
Which of the following IS NOT mandatory information found on a
pesticide label?
a) EPA registration number
b) Signal Word
c) NFPA 704 data
d) Active Ingredients - CORRECT ANSWER- c) NFPA 704 data
When implementing tactical activities during a bomb event, responders
should:
a) Stage in the line-of-sight path of the suspected device
b) Use only one radio when in close proximity to the device
c) Be alert for secondary devices
d) Move the device away from primary exposures - CORRECT ANSWER-
c) Be alert for secondary devices
The rail car pictured below is what type of tank car?
a) Non-pressurized tank car with expansion dome
FIREFIGHTER HAZMAT OPS EXAM QUESTIONS AND
ANSWERS LATEST 2026 JUST RELEASED VERSION
In response to an incident involving a jackknifed tractor trailer, you
arrive and size up the situation. From your position, you only have a
side view of the tractor trailer. You know it is an:
a) MC 331
b) MC 338
c) MC 312/DOT 412
d) MC 306/DOT 406 - CORRECT ANSWER- a) MC 331
An MC 307/DOT 407 low-pressure chemical carrier is designed to carry
chemicals with pressures not to exceed psi.
a) 3.0
b) 75.0
c) 40.0
d) 30.0 - CORRECT ANSWER- c) 40.0
,2
An uninsulated, single-shell vessel which carries gases that have been
liquefied, is an:
a) MC 306/DOT 406
b) MC 307/DOT 407
c) MC 312/DOT 412
d) MC 331 - CORRECT ANSWER- d) MC 331
The V-shaped carrier below depicts a carrier.
a) Low-Pressure
b) High-Pressure
c) Dry Bulk
d) Cyrogenic - CORRECT ANSWER- c) Dry Bulk
(not what is pictured on test. this is a dry bulk train car. Look for a v-
shaped trailer)
A carboy may be used for transporting materials containing:
a) Radioactive Substances
,3
b) Corrosives
c) Explosives
d) Poison Gases - CORRECT ANSWER- b) Corrosives
The proper cargo tank truck to carry a shipment of sulfuric acid is an:
a) MC 306/DOT 406
b) MC 307/DOT 407
c) MC 312/DOT 412
d) MC 331 - CORRECT ANSWER- c) MC 312/DOT 412
A cyrogenic liquid tank car will have:
a) A single uninsulated shell
b) An enclosed time
c) A double shell with insulation
d) Fittings and valves visible on top of the tank car -
CORRECT ANSWER- c) A double shell with insulation
, 4
Which of the following IS NOT mandatory information found on a
pesticide label?
a) EPA registration number
b) Signal Word
c) NFPA 704 data
d) Active Ingredients - CORRECT ANSWER- c) NFPA 704 data
When implementing tactical activities during a bomb event, responders
should:
a) Stage in the line-of-sight path of the suspected device
b) Use only one radio when in close proximity to the device
c) Be alert for secondary devices
d) Move the device away from primary exposures - CORRECT ANSWER-
c) Be alert for secondary devices
The rail car pictured below is what type of tank car?
a) Non-pressurized tank car with expansion dome
