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TCFP PREP EXAM QUESTIONS AND ANSWERS 2025 LATEST
EXAM QUESTIONS AND CORRECT ANSWERS GRADE A
_________________ is the quantity of heat absorbed by a substance at the point at which it changes from a liquid to a vapor. - CORRECT ANSWER latent heat of vaporization Water will expand approximately ________ times its original volume when heated to 212°F (100°C). - CORRECT ANSWER 1700 Most master stream solid-stream devices are operated at _____ psi.
CORRECT ANSWER 80 The designed operating pressure for most combination nozzles is:
CORRECT ANSWER 100 psi To be most effective in suppressing fuel vapors from an unignited fuel spill, a Class B foam blanket should be at least _______ thick. - CORRECT ANSWER 4 inches The ______________ method is used to apply foam by directing it onto a nearby object and allowing the foam to run down and onto the fuel's surface. - CORRECT ANSWER bank down The smallest handline used for interior fire fighting should be a
________ line. - CORRECT ANSWER 1.5 inch Firefighters can cool the hot gas layer overhead by applying short bursts of water fog into it using a ___________ degree fog pattern. - CORRECT ANSWER 40 - 60 Except for quick attack devices, it is not practical to set up master stream devices with anything less than _______ 2½ inch hoselines.
- CORRECT ANSWER 2 The most common types of aerial devices are quints, aerial ladders, aerial platforms, and: - CORRECT ANSWER water towers The application of ____________ is the method most often used to control flammable liquid fires. - CORRECT ANSWER foam When dealing with fires in underground transmission lines, fire apparatus should be parked at least _________ from the site. - CORRECT ANSWER 300 feet When attacking a vehicle fire, the attack line should be at least a ____________ hoseline. - CORRECT ANSWER 1.5 inch The three basic types of auxiliary systems include the local energy system, shunt system, and: - CORRECT ANSWER parallel telephone system
Special preincident plans A common obstacle to efficient salvage operations in commercial occupancies and warehouses is a lack of: - CORRECT ANSWER skids or pallets under stock What percentage of convictions occurs as a result of suspected incendiary fires? - CORRECT ANSWER 2% The cause of a fire is a combination of the fuel that is ignited, the form and source of the heat of ignition, and: - CORRECT ANSWER an act or omission that brings them together Observations made by firefighters upon arrival at the fire scene include wind direction and velocity, the presence of burglary tools, and:
CORRECT ANSWER familiar faces in the crowd of bystanders ______________ may produce abnormally high heat intensity and may be confused with the use of accelerants. - CORRECT ANSWER Polyurethane A ____________________________ is any location or facility at which 9 - 1 - 1 calls are answered either by direct calling, rerouting, or diversion.
- CORRECT ANSWER Public Safety Answering Point (PSAP) A predetermined number of fire units assigned to respond to an
emergency is known as: - CORRECT ANSWER alarm assignment Two common emergency signals are broadcasting a radio message ordering the evacuation and: - CORRECT ANSWER Sound the audible warning devices on apparatus at the scene. Which of the following components of a fire is most manageable through fire prevention? - CORRECT ANSWER heat source Which of the following will cause mechanical heat energy? - CORRECT ANSWER machine bearings What fire hazard arises from the processes or operations peculiar to an individual occupancy? - CORRECT ANSWER special fire hazard Which of the following code violations must be corrected immediately by the property owner? - CORRECT ANSWER obstructed exit door Spraying foam on the ground in front of the fire is - CORRECT ANSWER Roll on What is the length of a test hose? - CORRECT ANSWER 300 feet What are the benefits of a straight stream? - CORRECT ANSWER Reach
What type of fuel is a CO2 extinguisher used on? - CORRECT ANSWER Class B&C Fires What is a disadvantage of vertical ventilation compared to horizontal?
CORRECT ANSWER Working above the fire Fire fighting in basement with no access - CORRECT ANSWER High expansion A hose _______ that can be added to a line to ease deployment
CORRECT ANSWER Finish Shipping papers are called ______ and the locates in the ______ during air transport - CORRECT ANSWER Air bill; cockpit , Bills of lading; vehicle can , Trainlist, engine or caboose , dangerous cargo manifest, bridge Cryogens are substances stored: - CORRECT ANSWER Below - 130°F What is a simple/effective way to quickly ventilate? - CORRECT ANSWER Force a door
In a high rise fire, which floor do you go to first? - CORRECT ANSWER Two below fire floor A small LPG tank will not BLEVE - CORRECT ANSWER False Which of the following is not a sprinkler type? - CORRECT ANSWER External- supply Green is the symbol and color for which type of extinguisher - CORRECT ANSWER Class A Identify each of the following fuel types - CORRECT ANSWER Class A (Ordinary Combustibles) Class B (Flammable liquids/gases) Class C (Electrical) Class D (Combustible Metals) Class E (Kitchen) What type of extinguisher do you use to extinguish a class D fire?
CORRECT ANSWER Dry powder
Cooling, Penetration Why is water the best extinguishing agent? - CORRECT ANSWER Readily available Physical states of fuel - CORRECT ANSWER Solid, Liquid , Gas What part of the dry barrel hydrant does not belong? - CORRECT ANSWER Post Indicator Gate (True or False)While testing a hose you should connect a hose to discharge opposite of the pump panel and where at minimum a helmet as PPE - CORRECT ANSWER True In order what you would do to a car fire: - CORRECT ANSWER Report "All clear of occupants" Establish an exposure line Put out fire near occupants Put out rest of fire Look for fuel on the ground Put out fire on the ground Approach at a 45° angle What is not part of the compressed tube trailer? - CORRECT ANSWER Tubes are connected together
WMD-CST does what - CORRECT ANSWER Assesses current and future damage Irregular shape by wind/topography - CORRECT ANSWER Plume What isn't on NFIRS? - CORRECT ANSWER IDLH conditions before fire attack What hazard class is a vesicant/irritant/convulsant? - CORRECT ANSWER 6 APR vs PAPR - CORRECT ANSWER Not powered vs powered Position of pendant sprinkler heads - CORRECT ANSWER On top What type of water source is a river or well? - CORRECT ANSWER Ground What is a rabbit tool used for? - CORRECT ANSWER Not window, fast door What rope floats? - CORRECT ANSWER Polyurethane , Poly-synthetic rope Know extrication tools and what they do - CORRECT ANSWER Cutters/spreaders/rams
What gas isn't produced in a fire - CORRECT ANSWER Oxygen Of four ropes manufactured,which would float - CORRECT ANSWER Polyethylene/ polypropylene Smooth-bore hand nozzle is used to apply which foam - CORRECT ANSWER CAFS Spoliation - CORRECT ANSWER Ruining evidence Linseed oil - CORRECT ANSWER Put on handles Smooth bore nozzle for CAFS - CORRECT ANSWER A hose should be tested when - CORRECT ANSWER Annually Vesicant & Blister agent - CORRECT ANSWER Haz Class 6. IM 101 Pressure - CORRECT ANSWER 25.4- 100 A green triangle on an extinguisher means it is - CORRECT ANSWER Class A Stand pipe intended only for Fire Department use - CORRECT ANSWER
Type Class 1 Primary concern in confined space - CORRECT ANSWER Oxygen deficiency Propane vapor density - CORRECT ANSWER 1. Last resort method for foam application - CORRECT ANSWER Rain down What is most important to make a good foam blanket - CORRECT ANSWER Aeretion DOT hazard classes for nerve agents; vesicants and choking agents
CORRECT ANSWER 6.1, 2. Type of nozzle to use for CAFS - CORRECT ANSWER Smooth bore Combination vs Indirect vs Direct Attack - CORRECT ANSWER Transitional How many gallons can a backpack vacuum hold - CORRECT ANSWER 5 gallons
What is a fast decontamination - CORRECT ANSWER Emergency decontamination How far should a 24ft ladder be from a building at the base? - CORRECT ANSWER 1/4 of the working distance(6ft) What type of exposure can show symptoms days later - CORRECT ANSWER Biological Primary hazard in an confined space - CORRECT ANSWER Oxygen deficiency What gas smells like bitter almonds - CORRECT ANSWER Hydrogen cyanide How to cool a tank on fire - CORRECT ANSWER Cool the top; not the ends What class extinguisher is designated by a red square - CORRECT ANSWER Class B What is an example of 1-to-1 Colman - CORRECT ANSWER Unity What symbol is the Class A extinguisher - CORRECT ANSWER Green triangle
In an emergency with a train, all of the following may be searched for the MSDS except - CORRECT ANSWER Container with hazardous material When cutting a vehicle roof, what tool(s) are acceptable for use
CORRECT ANSWER Rotary saw, hand saw, air chisel What percent oxygen is the atmosphere - CORRECT ANSWER 21% How many ambulances are in 3 EMS Strike teams - CORRECT ANSWER 15 For the military placards, an orange octagon means what hazard
CORRECT ANSWER Mass Detonation What is not a Class 6 Hazard - CORRECT ANSWER Poisonous Gases What is not required on a pesticide label - CORRECT ANSWER NFPA 704 diamond What might you come in contact with when dealing with the following
CORRECT ANSWER Corrosive Acids
What does the military marking with a gas mask indicate - CORRECT ANSWER SCBA required Sick and dying people can indicate what type of hazard - CORRECT ANSWER Biological Visible placard but no UNID# where would you refer to in ERG
CORRECT ANSWER White pages/placard guide What zone would it be where contamination occurred - CORRECT ANSWER Hot Zone What is not a signal word or pesticide - CORRECT ANSWER Toxic Which is not a role of awareness level - CORRECT ANSWER Establishing decon corridor Increase in sound of pressure release valve - CORRECT ANSWER Rupture imminent
Specific info not required on pipeline placards - CORRECT ANSWER Material destination When trying to keep a liquid from going rona certain area what technique is used - CORRECT ANSWER Diversion Water soluble flammable liquids are - CORRECT ANSWER Polar solvents Petroleum such as gas that float on water are - CORRECT ANSWER Hydrocarbons What would make you not suspect a chemical or biological attack
CORRECT ANSWER Changes in weather conditions Is environmental one of the 2 main hazards on file every guide page in the ERG - CORRECT ANSWER No only health an fire Hazmat incident Level 3 - CORRECT ANSWER Need federal help Hazmat incident Incident Level 2 - CORRECT ANSWER Need specialized hazmat team
