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FIREFIGHTER FULL FINAL EXAM AND PRACTICE
EXAM BUNDLE LATEST UPDATED 2025 ACTUAL
EXAM QUESTIONS AND CORRECT DETAILED
ANSWERS WITH RATIONALES (100%VERIFIED
ANSWERS) |ALREADY GRADED A+
What sort of personal protective equipment should fire fighters wear during overhaul? - -- <> ---full PPE with SCBA What type of ventilation directs a fog stream out of an opening to increase air and smoke movement? - -- <> ---hydraulic What benefit(s) can ventilation provide to fire attack crews? - -- <> ---clear smoke, remove heat, and pull away steam When should dewatering operations begin? - -- <> ---as soon as firefighting operations begin A fire cannot be considered fully extinguished until _______ is complete. - -- <> ---overhaul
Which type of hose stream is produced from a smooth bore nozzle? - -- <> ---solid stream Who is responsible for planning and directing fire fighting efforts aboard a commercial vessel? - -- <> ---captain/master of the vessel Which is a characteristic of water as an extinguishing agent? - -- <> ---Higher heat-absorbing capacity than most other common extinguishing agents Which type of fire attack is made through a window or other opening, directing the stream toward the ceiling to cool the room? - -- **_<<ANSWER
** ---indirect attack The area of origin is the location: - -- **<>** ---where the fire began If a firefighter uses a Z pattern to apply water to the hot gas layer and then the burning fuels at the floor level, he or she is using a(an) _____ fire attack. - -- **<>** ---combination In order to contain runoff and pollution at a marine incident, consider: - -- **<>_** ---placing a containment boom.
An international shore connection (ISC) uses an off-ship water supply to:
- -- <> ---supply firefighting water to the vessels fire main. Ionization, photoelectric, and air-sampling devices are types of: - -- <> ---smoke detectors and alarms Rate-of-rise and fixed-temperature describe types of: - -- <> - --heat detectors What type of smoke detection system is usually found in cargo holds, rather than accommodation spaces or crew areas? - -- <> --- air sampling Photoelectric smoke detectors and alarms rely on use of: - -- **_<<ANSWER
** ---beam of light Every space protected by a carbon dioxide system that is normally occupied by crew, must have: - -- **<>** ---an audible warning device What is the most common system used to protect against galley fires? - -- **<>_** ---Local application, pre-engineered wet chemical
In general, automatic sprinkler systems are designed to: - -- **_<<ANSWER
** ---hold a small fire in check until it can be completely extinguished with a hoseline. Which type of fire-suppression system has the greatest potential to create free surface effect and vessel instability? - -- **<>_** --- Deluge Compared to traditional sprinklers, high-pressure water mist sprinklers:
- -- <> ---create minimal water damage The U.S. EPA found that water mist fire-suppression systems: - -- <> ---pose no significant health concerns. study lock down for week - -- <> --- 9 The 3 states of matter are - -- <> ---solid, liquid, and gas The ______________________ Section of the Emergency Response Guidebook (ERG) details how to respond to an incident involving the hazardous material that has been identified at the scene. AKA "The Core of the ERG." - -- <> ---orange section
The ________________ Section of the Emergency Response Guidebook (ERG) describe how and when to use the guidebook. - -- <> --
- white To look up a HazMat in the Emergency Response Guidebook (ERG) you start in either the - -- <> ---yellow and blue sections What does it mean if the vessel is flying a red Bravo flag from the vessel mast? - -- <> ---The vessel is transferring fuel or hazardous cargo. Jack-up, submersible, and semi-submersible vessels are types of: - -- <> ---mobile offshore drilling units What type of tankship is particularly challenging during an emergency situation because it may carry oils, solvents, sulfur, or other hazardous materials? - -- <> ---product carriers Why are fire service radios unlikely to work well within a commercial vessel? - -- <> ---the vessels are usually made of metal Fires on ferries are most likely to occur in engine rooms, galleys, or: - -- <> ---stewards' cabins.
In U.S. ports that handle LNG and LPG carriers, the captain of the port (COTP) is required to: - -- <> ---maintain LNG/LPG vessel management and emergency contingency plans. What organization regulates large passenger vessels? - -- <> - --International Maritime Organization (IMO) Crude carriers, product carriers, and gas carriers are types of: - -- <> ---tankships What type of vessel has a wide variety of on board facilities, including restaurants, bars, casinos, theatres, ball rooms, swimming pools, fitness centers, and shops? - -- <> ---cruises ships What type of cargo is driven on and off a vessel? - -- <> --- RO/RO Tankships exclusively carry: - -- <> ---liquid products in bulk Fog nozzles can be used with foam solution to produce: - -- **_<<ANSWER
_** ---low-expansion
Which extinguishment method involves foam creating a barrier between the fuel gases and any possible ignition sources? - -- <> ---separating Which method of foam proportioning involves using an external pump to force foam concentrate into the fire stream? - -- <> --- injection What does the A stand for in CAD? - -- <> ---Aided Clear text refers to the use of __________. - -- <> ---Plain Language Fire department radio communication is authorized under licenses granted by which agency? - -- <> ---Federal Communications Commission (FCC) What is the correct term for a radio system in a fixed location? - -- <> ---Base Station What is the term for handheld radios carried by individual fire fighters?
- -- <> ---Portable radios What is the term for a radio mounted in a vehicle that is powered by the vehicle's electrical system? - -- <> ---Mobile radio
Which is the function of the push-to-talk switch on a portable radio? - -- <> ---Transmit What are tactical channels used for? - -- <> ---Fireground operations Radio signals traveling in a straight line travel between the transmitting radio and the receiving radio are __________. - -- <> ---Direct What is a primary function of repeated signal transmission? - -- <> ---Increase the range of the system Which is correct radio procedure? - -- <> ---Acknowledge every message you receive In the communication model, who initiates the message? - -- **_<<ANSWER
_** ---Sender
What does the C stand for in the ABCs of good communication? - -- <> ---Concise Which is a common oxidizer? - -- <> ---Chlorine
A reaction that absorbs energy is __________. - -- <> --- Endothermic What is the process by which a liquid changes into a gas? - -- **_<<ANSWER
** ---Vaporization Heat converts a solid fuel into gaseous state in which process? - -- **<>** ---Pyrolosis Which is one of the components of the fire tetrahedron? - -- **<<ANSWER ** ---Oxidizing agent A reaction that releases energy is __________. - -- **<>** --- Exothermic Which term means the minimum temperature to which a specific fuel must be heated in order for self-sustained combustion to occur without an outside ignition source? - -- **<>_** ---Autoignition
temperature Which is the primary factor in the production of carbon monoxide? - -- <> ---Incomplete combustion of organic materials
In general, which is the most common toxic product of combustion found in structure fires? - -- <> ---Carbon monoxide What is the primary toxic effect of carbon monoxide? - -- <> - --Decreases the blood's capacity to carry oxygen What is the primary toxic effect of carbon dioxide? - -- <> --- Displaces oxygen from the air An SCBA cylinder becoming warm during filling is an example of __________ heat energy. - -- <> ---Mechanical Heat of friction is an example of which type of heat energy? - -- <> ---Mechanical energy What is heat transfer between bodies through direct contact? - -- <> ---Conduction What is transfer of heat by movement of a fluid? - -- <> --- Convection Hot fire gases spread heat upward within a building. Which means of heat transmission is this? - -- <> ---Convection
What is the most severe form of physiological stress caused by the wearing of turnout gear? - -- <> ---Retention of body heat What is the correct procedure for donning a protective hood? - -- <> ---Don the facepiece first and then pull the hood up over it Where is a Drag Rescue Device (DRD) located? - -- <> --- Protective coat, near the collar What is a function of a personal alert safety system (PASS)? - -- <> ---Emit an audible alarm if the wearer becomes motionless Which body system is the most vulnerable to injury from an IDLH (immediately dangerous to life and health) atmosphere? - -- **_<<ANSWER
** ---Respiratory Regulatory agencies define oxygen deficiency as a percentage of oxygen in air less than _____%. - -- **<>** ---19.5% In a closed-circuit breathing apparatus, __________. - -- **<>_** --
- All inhaled and exhaled gas stays within the system
An open-circuit SCBA uses __________. - -- <> ---Compressed air Air travels from the cylinder to the regulator through the __________. - -- <> ---High-pressure hose What is the primary function of an SCBA bypass valve? - -- **_<<ANSWER
** ---Supply air to the facepiece in the event of regulator failure Which is an example of secondary damage? - -- **<>** ---Damage caused by forcible entry Which is a sign of fire damage to concrete? - -- **<>** ---Spalling Searching for fire hidden in spaces enclosed by gypsum or plaster is an example of __________. - -- **<>** ---Overhaul Which is the best definition of salvage? - -- **<>** ---Efforts to reduce damage caused by firefighting Which item is the best choice for stopping water flow from a single sprinkler head? - -- **<>_** ---Wooden Wedge
Which coupling has lugs that slide into grooves in the opposing coupling ring and locks with one-third turn? - -- <> ---Storz An extinguisher rated 20-B should extinguish __________ of fuel. - -- <> ---20 square feet What is the geometric symbol for a Class C extinguisher? - -- **_<<ANSWER
** ---Blue Circle Clean agent is used as a replacement for __________. - -- **<<ANSWER _** ---Halons A pictograph of a burning trash can beside a wood fire means an
extinguisher is rated for a Class _____ fire. - -- <> ---A Which hose roll is commonly used for storage on a storage rack? - -- <> ---Straight Which is used to pressurize stored-pressure water extinguishers? - -- <> ---Compressed air Which process is associated with Class K fires? - -- <> --- Commercial deep frying
What should be done when advancing a hoseline into a structure? - -- <> ---Bleed air from the line before entering the fire area When drying hose, what should be avoided? - -- <> --- Prolonged exposure to direct sunlight How often should fire hose be tested? - -- <> ---Annually What does the "P" stand for in the PASS method of fire extinguisher operation? - -- <> ---Pull When vaporized, a given volume of water will expand to __________ times its original volume. - -- <> --- 1700 From which direction should you approach a vehicle fire? - -- **_<<ANSWER
_** ---At a 45 degree angle from the side of the vehicle
Which is a Class A fuel? - -- <> ---Cloth Which is a Class B fuel? - -- <> ---Gasoline
