Page 1 of 26 FIRE FIGHTER HAZMAT OPS EXAM LA TEST 2024 -2025 ACTUAL EXAM QUESTIONS AND CORRECT DETAILED ANSWERS|ALREADY GRADED A+ 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 Page 2 of 26 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 Page 3 of 26 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
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 Page 3 of 26 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
