IFSTA Firefighter 2 Practice Exam

These questions are part of the practice quiz. Start practicing

• Which type of sprinkler system has no water in the distribution piping before activation, but has the sprinklers open all the time?
• Which method of foam proportioning uses the pressure energy in the stream of water to induct foam concentrate into the foam stream?
• Field Level briefings occur at which point?
• Which component directs water to produce the sprinkler spray pattern?
• What is a limitation of using a foam nozzle eductor?
• When foam induction fails, a likely cause is a mismatch between which two components?
• Why is it important to determine the fire cause?
• Which statement is true regarding cleaning firefighting equipment?
• Ionization smoke detectors are designed to detect what type of combustion particles?
• Which factor is most commonly cited as the cause of a BLEVE?
• Which alarm-initiating device automatically activates in response to combustion byproducts?
• Firefighters may need to delay which activity to avoid disturbing evidence?
• Which foam application technique involves directing the foam stream on the ground near the front edge of a burning liquid spill?
• Which hose appliance adapts a larger hoseline to a smaller hoseline?
• Which statement is true of wet-pipe sprinkler systems?
• Fixed-temperature heat detectors activate when:
• Reinforced concrete loses strength under fire conditions mainly through which mechanism?
• In which situation would the IC likely communicate the need for a transition from an offensive strategy to a defensive strategy?
• All alarm-signaling devices operate simultaneously in a(an) _____ local alarm system.
• When pressurizing a hose for testing, firefighters should:
• Firefighters should attack a fire:
• In a structure fire with a single open doorway, the _____ is the lower portion of the doorway.
• Which statement best describes a hazard associated with glass under fire conditions?
• Which action is an unapproved modification that could create hazardous conditions?
• Compared with new structures, old or abandoned buildings pose what level of risk during a fire?
• Power tools should be inspected after which interval?
• What is the first priority at an incident scene?
• What is the primary use of a bar screw jack?
• Concealed contents can affect structure by causing which effect?
• When dealing with public complaints or inquiries, firefighters should:
• After opening the hoistway doors, the first step in evacuating trapped occupants from an elevator is:
• To create an audience-centered fire and life safety presentation, firefighters should:
• In order to detect the presence of propane, the propane industry uses an additive called:
• Withdrawal might be the safest option when:
• When would a fire service hose need to be tested?
• Which term describes a smoke control approach that uses pressurization to protect corridors from smoke?
• The purpose of fire and life safety surveys in private dwellings is to:
• What is the maximum test length for hose during testing?
• Which resource provides on-scene hazard identification and initial response guidance for hazardous materials?
• At a possible BLEVE incident, firefighters should:
• In confined spaces, which is an atmospheric hazard that may be present?
• Which fire cause category includes events such as lightning or other natural phenomena?
• Which action demonstrates a defensive strategy?
• Which statement about gypsum wallboard under fire is true?
• In which situation would the IC likely communicate the need for a transition from a defensive strategy to an offensive strategy?
• What special tool might be needed to force entry through a lock?
• What is one duty performed by a fire investigator at a fire scene?
• When should power tools be inspected?
• A tensioned buttress system is used for stabilization and relies on which principle?
• Hydraulic jacks may be used for stabilization when used in conjunction with:
• Which statement accurately distinguishes hydrocarbon fuels and polar solvents?
• Life safety, incident stabilization, and property conservation are classified as which type of goals?
• Where does the search for the area of origin start at a structure fire?
• During pressurizing a hose for testing, which action is recommended?
• Maintenance of power rescue tools includes which practice?
• When using a fire department pumper for hose testing, the hose should be connected on the:
• Foam that is not correctly proportioned for the percentage it is designed for:
• Mechanical fans and ventilation are examples of _____ smoke control systems.
• The most obvious sign of fire cause is:
• Under fire conditions, Type III construction with ___ walls can collapse in one piece or crumble?
• One common characteristic of NIMS-ICS is that it:
• During residential fire and life safety surveys, firefighters should:
• Which construction type consists of unprotected steel joists and I-beams that may fail under fire?
• Before ignition, which type of fuel must undergo pyrolysis?
• What does spalling refer to?
• Using foam concentrate at an incorrect percentage will most likely result in which outcome?
• Cribbing is a stabilization method used to support and distribute weight under which of the following during rescue operations?
• Gypsum wallboard failure under fire conditions: which statement is true?
• Which statement is true about wet-pipe systems?
• What does using a lesson plan for a fire and life safety presentation help ensure?
• If gas is stored under high pressure, it may revert to which state when the pressure is reduced?
• Which construction type is one of the least likely to collapse because of the weight-bearing capacity of its large-dimension wood members?
• What is a recommended action to minimize foam-related environmental impact near water sources?
• Which statement is true about making presentations to school children?
• A collapse zone should be formed when which strategy is in effect?
• During salvage and overhaul operations, which action should firefighters avoid?
• What should be assessed first upon arriving at a technical rescue incident?
• Which is NOT a type of smoke control system described?
• At a fire scene that is under fire investigation, firefighters should NOT:
• On liquid fuel fires, Class B foam is used primarily to achieve which effect?
• How can firefighters reduce the environmental hazards associated with foam use?
• Which NFPA standards include information about the use and requirements for thermal imagers?
• Which statement about water weight on weakened floors is correct?
• In a Type I high-rise building under fire conditions, what is the primary concern?
• Which type of foam proportioning system may be attached directly to the pump panel discharge or connected at some point in the hose lay?
• An upright sprinkler is designed to:
• Which type of supervising station alarm is wired into a common receiving point operated by the facility owner?
• Firefighter responsibilities during a fire investigation include:
• What is a sound approach when handling questions during a safety presentation?
• What is a key aspect of delivering an audience-centered presentation?
• Cribbing is primarily used to:
• Which collapse pattern is most susceptible to secondary collapse?
• Which type of fire cause may occur from lightning strikes or earthquakes?
• Which device is typically used to ensure adequate water volume during demand?
• In confined spaces, which atmospheric hazard is most likely present?
• What should be done with deceased victims during a fire investigation?
• Which method involves directing foam onto the surface near the edge of a burning liquid spill so that it rolls across the surface?
• Using HVAC for smoke control can affect which aspect of firefighting?
• Which type of strategy would have fire suppression crews extinguish a fire, conduct searches, and perform rescues inside a structure?
• Class I standpipe systems are designed to be used by which group?
• The color-coded hazard diamonds used to indicate on-scene hazards belong to which NFPA standard?
• Which statement is true of conducting fire hose tests?
• What core safety function must be continuously maintained for crews operating in an interior IDLH environment?
• Which structural collapse pattern is most vulnerable to secondary collapse?
• What happens to steel structural members when they are heated by fire?
• Which condition is most indicative of structural instability or impending collapse?
• Which material is most likely to fail by spalling under fire conditions?
• Uniform fire safety symbols can be found in which standard?
• Which foam application technique involves directing the foam stream onto an elevated object and allowing it to run down on the surface of a leaking fuel?
• In most jurisdictions, residential fire and life safety surveys are:
• Which type of standpipe system is designed to have water only supplied through a fire department connection (FDC)?
• Which modification is unapproved and can create hazards?
• Which of the following indicates a hose should be removed from service?
• Which information is typically contained in a written IAP?
• HVAC systems used as smoke evacuation during a structural fire can also affect what?
• What is the most common cause of a BLEVE?
• Which term describes smoke control using building design and barriers without relying on power?
• At a machinery rescue incident, rescuers should:
• Degrees of foam expansion may depend on the:
• Which statement describes the behavior of steel when heated by fire?
• Which modification could worsen fire separation by compromising structural walls?
• At a machinery rescue, which action should be taken before shutting off the power?
• What is a major hazard of a Type V construction building under fire conditions?
• Dry-pipe sprinkler systems are used in locations where:
• The first task during size-up of water and ice rescue operations is to determine whether:
• Class B foam blankets prevent or reduce the release of flammable vapors from the surface of liquid fuels through which process?
• What is a common reason for failure to generate foam or generating poor-quality foam?
• Which factor is most typically considered a clear indicator of fire cause?
• When determining the area of origin, firefighters should:
• Which statement about masonry components when heated is most accurate?
• Which information should be included in fire hose records?
• Deep-cycle batteries are designed to be fully discharged before charging again.
• Which statement about a fire scene perimeter is correct?
• Which type of supervising station alarm is wired into a common receiving point operated by the facility owner?
• Most emergency incident operations will be managed with a(n) _____ along with a tactical worksheet.
• When using solvents to clean equipment, which guideline is accurate?
• CAFS stands for what type of foam system?
• Heat from a fire can cause aluminum to:
• Which tool is specifically designed for forcible entry through locks?
• When anticipating resource needs, which NIMS-ICS section will usually require the most resources?
• What hazard might occur with lath and plaster walls under fire conditions?
• Which statement about flame detectors is true?
• Flammable liquids have flashpoints below 100°F (38°C), which means they:
• During an electrical rescue that involves a vehicle striking a power pole and severing a high-voltage line that falls onto the vehicle, what is the first thing a first responder should do?
• How can you produce a thicker Class A foam concentrate?
• To obtain a thicker Class A foam concentrate, what adjustment should be made?
• The primary power for a fire alarm system usually comes from:
• Entry into fires in underground spaces: which is correct?
• Which information is typically contained in a written IAP?
• In a high-rise building with curtain walls, the hazard from glass is primarily due to which phenomenon?
• What is a hazard commonly associated with caves, mines, and tunnels?
• When establishing a fire scene perimeter, which guideline is true?
• Which is a characteristic of a good fire and life safety presentation?
• When presenting to children, firefighters should:
• A tensioned buttress system stabilizes a vehicle during rescue operations. It stabilizes vehicles resting on what orientation?
• Which of the following would be an example of an unapproved modification that creates hazards?
• Which statement is true about Class B foams designed solely for hydrocarbon fires?
• Upon arrival at a technical rescue incident, which action should firefighters do first?
• Which scenario might lead to an undetermined fire cause classification because investigators cannot identify the ignition sequence?
• Which statement about NIMS-ICS best describes its terminology?
• Which type of sprinkler system uses a deluge-type valve, but has closed sprinklers?
• Which type of sprinkler is designed to discharge most of its water to one side and is useful in corridors, offices, and hotel rooms?
• Which type of alarm-initiating device allows occupants to manually activate the alarm?
• Which statement describes a key quality of a competent ignition source?
• During a BLEVE threat, the safest course of action is to
• Why should fire and life safety presentations be built around learning objectives?
• What hazard is associated with breaking tempered glass windows?
• Which hose appliance turns one hoseline into two or more?
• Class B foams designed solely for hydrocarbon fires:
• Which breach type is most associated with BLEVE?
• To maintain evidence integrity in investigations, investigators must develop and maintain what?
• What is the first priority at the incident scene?
• How can a building's contents affect structural collapse?
• Which foam application technique involves directing the stream into the air above a fire or spill and allowing the foam to float gently down onto the fuel surface?
• The perimeter extends beyond the farthest piece of evidence identified during which examination?
• Which device is used to combine two smaller-diameter hoses into one larger-diameter line?
• Which type of container breach is most associated with BLEVE?
• Class A foams are intended for use on:
• The sequence of events that allow ignition source to ignite a fuel package is known as the:
• Cribbing is true to say that it is used to:
• Which fire alarm system component senses the presence of products of combustion or other hazardous conditions and sends a signal to the control panel?
• Which situation might result in an undetermined fire cause classification?
• In responding to fires in underground or confined spaces, which statement is true?
• Unless the situation is urgent, Firefighter IIs can assist at an elevator rescue by:
• Buildings that are old and/or abandoned pose what level of risk compared with new structures?
• An unapproved modification that penetrates a fire wall can compromise which?
• During stabilization operations, which tool is appropriate to use to support collapsed structural members?
• Which type of fire is deliberately set under circumstances where the responsible party knows a fire should not be ignited?
• Which standpipe system is designed to be used by fire suppression personnel trained in handling large hoselines?
• Which odorant is commonly added to propane to help detect leaks?
• Mitigating foam hazards includes:
• After evidence has been collected a _____ must be developed and maintained.
• Alteration of a basement into a living space may create hazards if not approved.
• A collapse zone must be established: where is it defined?
• Which approach best supports engaging a mixed audience during a safety presentation?
• When should a collapse zone be established at a fire incident?
• When presenting fire and life safety messages, which approach is recommended?
• The most important variable when choosing an appropriate hoseline is:
• Pyrolysis refers to which process in solid fuels before ignition?
• Which stabilization tool consists of wooden or plastic blocks used to stabilize vehicles or debris?
• Which condition is an indicator of structural instability or collapse?
• Where should a collapse zone be established around a structure involved in a fire?
• When might firefighters choose an offensive strategy?
• In ICS, which section is primarily responsible for developing the incident action plan?
• Pressurization systems are designed to prevent smoke infiltration by creating a pressure differential. Which description best describes their purpose?
• Which foam proportioning method uses an external pump or head pressure to force foam concentrate into the fire stream at the correct ratio for the water flow?
• Which door management action is recommended before interior fire entry?
• Some gases are stored at high enough pressures to force the gas back into a _____ state inside the container.
• At a confined space rescue, which activity might be the responsibility of a Firefighter II?
• Class A foam lowers the surface tension of water, allowing the foam/water to _____ the fuels.
• In a smoke control system classification, pressurization creates a pressure differential primarily to prevent smoke from entering protected spaces.
• Which of the following is an unsafe behavior to identify during a home safety survey?
• Opposed air flow is a type of smoke control method that uses what mechanism?
• Poor housekeeping or improper disposal of cigarette butts are examples of:
• In a home safety survey, why is it appropriate to refer certain issues to professionals?
• At a fire scene under investigation, which action should firefighters avoid?
• Which type of communications may take place among crewmembers as they carry out their duties?
• What is a consideration when conducting a risk assessment?
• To have quality foam production, the foam concentrate, water, and _____ must be blended in the correct ratio.
• Which action is included in the inspection and maintenance of a power plant or electrical generator?
• During trench rescue operations, which task may firefighters be assigned?
• What is one guideline for forcing a door to begin interior fire suppression?
• Which statement best describes the use of cribbing in rescues?
• An example of employing a defensive strategy is:
• Which of the following is an indicator that a fire hose should be removed from service during testing?
• A sprinkler system with no water in the piping before activation and all sprinklers open is called which type?
• Which statement best describes the coordination of incident operations with a tactical worksheet?
• Which type of tool is used to stabilize vehicles resting on their sides or roofs?
• Which condition should be noted as unsafe in a home safety survey?
• Which type of smoke detector detects particles and aerosols produced during combustion that are too small to be seen by the naked eye?
• Which type of foam is especially effective on hydrocarbon fuels and polar solvents?
• Which sprinkler system component is a section of vertical piping to which the sprinkler valve, one-way check valve, and other components are attached?
• A BLEVE occurs when a vessel containing a liquid is heated until the liquid turns to gas, increasing internal pressure.
• What information should be kept in fire hose records?
• The discharge pattern of water on sprinklers is created by:
• To promote fire and life safety education to homeowners, what is an effective firefighter action?
• Which practice helps minimize environmental impact when foam is used near water sources?
• To ensure adequate water volume and pressure are maintained during period of demand, a _____ is typically incorporated in a sprinkler system.
• What should learning objectives establish for a safety presentation?
• Which option best describes passive smoke control?
• Which sprinkler system component is a section of vertical piping to which the sprinkler valve, one-way check valve, and other components are attached?
• Which type of stabilization tools consist of wooden or plastic blocks that can be used to stabilize vehicles or debris?
• Which type of fuel is typically the easiest to ignite?
• The ideal fire hose test site should be:
• Steel structural members that have been exposed to significant fire conditions: which statement is true?
• How can firefighters reduce the environmental hazards associated with foam use?
• Which type of powered rescue tool may use compressed air from SCBA cylinders to provide power to tools?
• Which statement is true of flame detectors?
• Which statement best describes an incendiary fire?
• Which would likely increase fire and smoke spread if performed without approval?
• Residential surveys are typically conducted on what basis?
• Recognizing and collecting important information about the fire assists in determining the
• When interior fire attack crews operate in an IDLH environment, what additional operational assignment should be made?
• Inspection and maintenance of a power plant or electrical generator includes which?
• Which factor most directly influences the expansion ratio of foam?