FIREFIGHTER HAZMAT OPS EXAM
2025 QUESTIONS AND CORRECT
ANSWERS
which of the following accomplishes control of an incident involving
multiple agencies with overlapping authority and responsibility?
A. unified command
B. pre-incident plan
C. mutual aid agreement
D. regional area command - ANSWER-A. unified command
PPE must be stored properly to prevent damage or malfunction from
exposure to
A. dust and exposure
B. damaging chemicals and extreme temperature
C. impact
D. All the above - ANSWER-D. all the above
When a fire involves the cargo of a truck transporting explosives, the
responders should:
A. increase water application immediately
B. try to separate unburned cargo
,C. attempt to move the involved vehicle to a safer location
D. immediately evacuate the area - ANSWER-D. immediately
evacuate the area
which of the following information should be gathered during on- scene
debriefings?
A. weather conditions
B. training needed
C. cost of operations
D. Important observations - ANSWER-D. important observations
A recon team is sent to observe a tank truck that has rolled over. the team
reports that the vehicle is an MC312. the container most
probably contains a
A. flammable liquid
B. corrosive liquid
C. poison gas
D. flammable solid - ANSWER-B. corrosive liquid
a noninsulated single-shell vessel illustrated below, which carries gases that
have been liquified, is an
A. MC306 / DOT406
B. MC307 / DOT407
C. MC312 / DOT412
, D. MC331 - ANSWER-D. MC331
High pressure tank trucks
a is best defined as a tank-within-a-tank with a stainless steel
inner tank supported within a strong outer tank, with insulation in
the space between the inner and outer tank
A. low-pressure tnak car
B. cryogenic liquid tank
C. pressure tank car
D. non pressure tank car without an expansion dome - ANSWER-B.
cryogenic liquid tank
A railcar tanker with a stencil marking oof DOT 111 is a(n)
A. covered floating roof tank
B. non-pressurized railcar
C. MC 306
D. cryogenic storage car - ANSWER-B. non-pressurized railcar
a specialized intermodal tank container transports gases in high- pressure
cylinders (3000-5000 psi) is known as a(n)
A. tube module/trailer
B. cryogenic intermodal tank
C. IM 101
D. IM 102 - ANSWER-A. tube module/trailer
2025 QUESTIONS AND CORRECT
ANSWERS
which of the following accomplishes control of an incident involving
multiple agencies with overlapping authority and responsibility?
A. unified command
B. pre-incident plan
C. mutual aid agreement
D. regional area command - ANSWER-A. unified command
PPE must be stored properly to prevent damage or malfunction from
exposure to
A. dust and exposure
B. damaging chemicals and extreme temperature
C. impact
D. All the above - ANSWER-D. all the above
When a fire involves the cargo of a truck transporting explosives, the
responders should:
A. increase water application immediately
B. try to separate unburned cargo
,C. attempt to move the involved vehicle to a safer location
D. immediately evacuate the area - ANSWER-D. immediately
evacuate the area
which of the following information should be gathered during on- scene
debriefings?
A. weather conditions
B. training needed
C. cost of operations
D. Important observations - ANSWER-D. important observations
A recon team is sent to observe a tank truck that has rolled over. the team
reports that the vehicle is an MC312. the container most
probably contains a
A. flammable liquid
B. corrosive liquid
C. poison gas
D. flammable solid - ANSWER-B. corrosive liquid
a noninsulated single-shell vessel illustrated below, which carries gases that
have been liquified, is an
A. MC306 / DOT406
B. MC307 / DOT407
C. MC312 / DOT412
, D. MC331 - ANSWER-D. MC331
High pressure tank trucks
a is best defined as a tank-within-a-tank with a stainless steel
inner tank supported within a strong outer tank, with insulation in
the space between the inner and outer tank
A. low-pressure tnak car
B. cryogenic liquid tank
C. pressure tank car
D. non pressure tank car without an expansion dome - ANSWER-B.
cryogenic liquid tank
A railcar tanker with a stencil marking oof DOT 111 is a(n)
A. covered floating roof tank
B. non-pressurized railcar
C. MC 306
D. cryogenic storage car - ANSWER-B. non-pressurized railcar
a specialized intermodal tank container transports gases in high- pressure
cylinders (3000-5000 psi) is known as a(n)
A. tube module/trailer
B. cryogenic intermodal tank
C. IM 101
D. IM 102 - ANSWER-A. tube module/trailer
