Firefighter 2 - SASCS practice tests

On what class of fire are compressed air foam systems most effective? A. Class A B. Class B C. Class C D. Class D

A. Class A

Class A Foams are used at __________ percent A. 0.1 - 1 B. 1 - 1.5 C. 1.5 - 2 D. 2 -3

A. 0.1 - 1

Which is a polar solvent? A. Alcohol B. Diesel Fuel C. Kerosene D. Jet Fuel

A. Alcohol

Which statement regarding lifting air bags is correct? A. Bags must be on or against a solid base. B. Lift in short blast increments C. The bags need to be protected by placing plywood under and on top of the bags. D. When stacking two bags of different sizes, the larger bag goes on top.

A. Bags must be on or against a solid base.

Regarding fire streams for a liquid propane gas truck involved in fire, firefighters should: A. Place unmanned monitors with smooth bore nozzles to cool the top of the tank. B. advance two 1-3/4" handlines with wide fog nozzles cooling both ends of the tank. C. use one handline, for an aerial position, cooling the top of the tank. D. use two handlines with wide fog while advancing the shut the pressure relief valve.

A. Place unmanned monitors with smooth bore nozzles to cool the top of the tank.

Which is correct regarding preincident planning? A. Plans need to be up to date and accurate to enhance firefighter safety. B. They can also be used to identify code violations and issur citations. C. Their purpose is to develop a plan for the occupants to use in teh event of an emergecy. D. Code enforcement and preincident

A. Plans need to be up to date and accurate to enhance firefighter safety.

Which is a component of a grid system? A. Primary Feeders. B. Drain valves. C. Branch lines. D. Risers.

A. Primary Feeders.

Which is a component of a grid system? A. Primary feeders. B. Drain Valves. C. Branch Lines. D. Risers.

A. Primary feeders.

On a wet-pipe sprinkler system, the _____ is open to test the alarm without unseating the alarm check valve. A. alarm test valve B. 2-inch drain C. main control valve D. inspector's test connection

A. alarm test valve

Atmospheric monitoring is begun during the stabilization process in order to identify: A. any Immediately Dangerous to Life and Health (IDLH) environments. B. any static electrical charge present. C. moisture content of the surrounding air. D. flammable, radioactive, and biological hazards.

A. any Immediately Dangerous to Life and Health (IDLH) environments.

Air-Aspirating Foam Nozzles: A. are recommended for use with protein and fluoroprotein foams. B. have greater reach than a standard fog nozzle C. are the most effective appliance for high expansion foam. D. cannot be used with Class A foam

A. are recommended for use with protein and fluoroprotein foams.

As firefighters approach a structure that is going to be searched, they should consider the time of day and: A. Familiarize themselves with the type of building construction. B. Team up with the second engine to search together. C. Type of ventilation procedure they will use prior to entry D. Color of smoke to determine if they will enter.

A. familiarize themselves with the type of building construction

A _____ nozzle is used with a foam solution to produce a low-expansion, short-lasting foam. A. fog B. mechanical blower C. solid-bore D. water-aspirating foam

A. fog

The usual pressure on a water distribution system during periods of ordinary consumption demand is known as __________ pressure. A. normal operating B. residual C. atmospheric D. static

A. normal operating

To maintain safety while lifting a vehicle using air bags, the rescuers should: A. plan the lifting operation before starting. B. place air bags on the ground with cribbing on top of the air bags. C. lift in short burst increments D. lift one side of the vehicle and then the other side.

A. plan the lifting operation before starting.

A sketch depicting the general arrangement of a property in reference to streets, adjacent properties, and other important features is known as a: A. plot/site plan. B. sectional view. C. floor plan. D. blueprint.

A. plot/site plan.

For application of aqueous film-forming foam, eductors or porortioners operate on a(n) ______ principle. A. static pressure B. venture C. Induction D. Positive pressure

B venture

The most frequently used hose size for interior fire attack is: A. 1" Booster Line B. 1-3/4" Handline C. 2" Handline D. 2-1/2" Handline.

B. 1-3/4" Handline

When filling a hoseline with water for testing, a pump pressure of approximately __________ psi is maintained. A. 25-30 B. 50 C. 80-90 D. 250

B. 50

Which coordinating an interior fire attack, which must first be considered? A. Water Damage. B. Controlling Utilities. C. Salvage operations. D. Flare-ups.

B. Controlling Utilities

Which is the most common type of foam proportioner used in the fire service? A. balanced pressure proportioner B. In-line educator C. Around-the-pump proportioner D. Automatic eductor

B. In-line educator

Which is a hydrocarbon? A. Ketone B. Kerosene C. Alcohol D. Acetone

B. Kerosene

The acronym, _________ is used as a reminder of the signals for communication when utilizing a lifeline. A. OATS B. OATH C. SAVE D. EDITH

B. OATH

Which foam application technique requires the stream to be broken to prevent splashing? A. Sweep B. Rain-down technique C. Roll-On D. Bankshot technique

B. Rain-down technique

________ jacks can be dangerous because they are the least stable A. Hydraulic B. Ratchet-lever C. Air D. Bar Screw

B. Ratchet-Lever

Which is a component of a grid system? A. Mainlines B. Secondary Feeders C. Loop D. Risers

B. Secondary Feeders

Statement 1: Masonry applies to brick, block and stone. Statement 2: Masonry is inherently resistive to the effects of fire. Statement 3: All masonry walls are fire walls. A. Statement 1 is true, 2 & 3 are false. B. Statements 1 & 2 are true, 3 is false. C. Statement 1 is false, 2 & 3 are true. D. All three statements are true.

B. Statements 1 & 2 are true, 3 is false.

Structure members that are of noncombustible materials but may not have fire resistive protection are identified as: A. Type I B. Type II C. Type III D. Type IV

B. Type II

Production of an adequate amount of bubbles to form an effective foam blanket is the definition of: A. proportioning B. aeration C. mixing D. blending

B. aeration

Application rate in relationship to a flammable liquid fire is: A. amount of water needed to extinguish a fire B. amount of foam or foam solution to extinguish a fire C. ratio of air to water needed to extinguish a fire D. ration of foam to water to generate an effective foam blanket.

B. amount of foam or foam solution to extinguish a fire

A floor-plan sketch or diagram of a structure shows: A. a detailed view of the construction features of each floor and fire protection features. B. an outline of each floor of the building, including walls, partitions, openings, fire protection features, and areas of life hazard. C. a cutaway view of a particular portion of a building in relation to streets and hydrants. D. the building and grounds as they are actually seen in depth by the eye.

B. an outline of each floor of the building, including walls, partitions, openings, fire protection features, and areas of life hazard.

According to the National Fire Protection Association (NFPA), a hydrant with a flow rate of 1000 to 1499 gpm may have a(n) _________ colored bonnet or cap. A. light blue B. green C. orange. D. red

B. green

Accurate diagrams for preincident planning are imporatnt since they: A. identify the qualification level of responders. B. identify areas where fire protection is lacking C. are used to determine fire insurance rates. D. outline specific strategies and tactics to be used.

B. identify areas where fire protection is lacking

Aqueous film forming foam can be utilized on hydrocarbon fires at _______ percent proportions. A. two to eight B. one to six C. four to ten D. three to nine

B. one to six

To ensure maximum effectiveness, use foam concentrates ___________ the specific percentage for which they are intended to be proportioned. A. within 10 % greater than B. only at C. plus or minus 5% of D. within plus or minus 2 % of

B. only at

Firefighters should always remember how they gained entry into a building because: A. entry may have an effect on the behavior of a fire. B. the fire investigator may want to know. C. you may need to use the opening in case of a rekindle. D. you should always exit the same way you entered.

B. the fire investigator may want to know.

When cylinders are involved in fire, the best course of action is to : A. use two 1-3/4" handlines to approach and turn off the valve. B. use large amounts of water applied from a safe distance. C. use unmanned master streams to protect exposures while using solid streams to approach the cylinder and shut down the valve. D. evacuate the area as the cylinder will immediately explode.

B. use large amounts of water applied from a safe distance.

Residential fire safety surveys: A. can be conducted without the occupant's permission. B. usually occur in response to a request by the occupant. C. are a unilateral effort by the fire department to prevent fires and reduce fire fatalities. D. always include installation of fire alarms free of charge.

B. usually occur in response to a request by the occupant.

Situation status/progress reports should be made ten minutes into the incident and at ______ minute intervals thereafter until the incident is under control. A. 5-10 B. 25-30 C. 10-20 D. exactly 30

C. 10-20

Liquids that have flash points less than ______ are _____ liquids A. 1 degreeF, hydrocarbon B. 10 degrees F, noncombustible C. 100 degrees F, flammable D. 100 degrees F, combustible

C. 100 degrees F , flammable

If step chocks are not available or not in the correct size, how can vertical movement stabilization be achieved on an accident vehicle that ended up on its wheels? A. One rescue lift airbag located on each side of the vehicle. B. Cribbing in front and back of wheels. C. Box cribs of proper height constructed on each side toward the front and rear of the vehicle. D. Two sets of wedges placed one upon the other.

C. Box cribs of proper height constructed on each side toward the front and rear of the vehicle.

When cutting laminate windshields, the firefighter should first cut: A. Across the bottom of the windshield B. across the top of the windshield C. Down each side D. A starter hole isn't he bottom right corner

C. Down each side.

A component of the Incident Command System that is either written or unwritten and should be used on all incidents is a(n): A. Operations Division B. Critical Incident Plan C. Incident Action Plan D. Unified Command

C. Incident Action Plan

As a lead of an interior fire crew, you notice a sudden change in fire conditions after ensuring the safety of your crew. The next thing you should do is: A. Contact and give the safety office an update on interior conditions B. Order your crew to exit the building. C. Notify the Incident Commander of changes you observed D> call for personnel accountability report on all interior crews.

C. Notify the incident commander of changes you observed

A partition wall: A. Is a load-bearing wall B. Presents the greatest danger for building collapse C. Simply divided two areas within a structure D. has the highest fire resistive rating

C. Simply divides two areas within a structure

Statement 1: Windshields cannot be broken with a spring-loaded punch. Statement 2: Windshields are constructed of tempered glass. Statement 3: Windshield removal is an essential step for removing the roof of the vehicle. A. Statement 1 is true, 2 and 3 are false. B. Statement 1 is false, 2 and 3 are true. C. Statements 1 and 3 are true, statement 2 is false. D. All three statements are true.

C. Statements 1 and 3 are true, statement 2 is false.

What type of glass is the rear window of most vehicles? A. Laminated B. Insulated C. Tempered D. Plastic

C. Tempered

Construction featuring exterior walls and structural members that are noncombustible or of limited combustible materials without additional fire-resistant protection is _____ construction A. Type I B. Type II C. Type III D. Type V

C. Type III

Construction featuring exterior walls and structural members that are noncombustible or of limited combustible materials without additional fire-resistant protection is _______ construction. A. Type I B. Type II C. Type III D. Type V

C. Type III

What type of building construction is made up of solid heavy timber or laminated wood? A. Type I B. Type II C. Type IV D. Type V

C. Type IV

A post indicator valve (PIV) is: A. a device to speed the operation of the dry pipe valve by detecting the decrease in air pressure. B. designed to control the head pressure at the outlet of a standpipe system. C. a control valve that is mounted on a vertical case. D. a control valve that is mounted on a wall.

C. a control valve that is mounted on a vertical case.

An advantage of Class A foam is that it: A. is designed to resist hydrocarbons. B. is designed to self-seal on a liquid surface. C. allows water to penetrate dense materials instead of running off the surface. D. can be used on both Class A and Class B fires, in varying proportions.

C. allows water to penetrate dense materials instead of running off the surface.

The smaller internal grid arrangement of a water distribution system that feeds hydrants, as well as the domestic and commercial requirements, best describes: A. primary feeders B. secondary feeders. C. distributors. D. grid network.

C. distributors.

Items found in the typical control room of a high-rise building may include a: A. fire pump. B. heating, ventilating, and air-conditioning switch. C. fire alarm panel. D. back-up power supply.

C. fire alarm panel.

The tanker that is about 30 feet in length, aluminum, cylindrically shaped, MC-306 that can carry approximately 9,000 gallons is probably carrying: A. compressed natural gas. B. liquefied petroleum gas. C. gasoline. D. jet fuel.

C. gasoline.

When checking hydrants to ensure their effectiveness, firefighters should check that: A. the Post Indicator Valve is fully open. B. a minimum of 12 inches exists from the center of a hose outlet to the finished grade. C. large streamer connections are facing the street. D. all check valves are operational.

C. large streamer connections are facing the street.

A DOT MC-331 tanker painted white and placarded with number 1075 indicates that the vehicle is carrying: A. compressed natural gas. B. gasoline. C. liquefied petroleum gas. D. jet fuel.

C. liquefied petroleum gas.

An agency that has it's own technical rescue team could include an engine company, a chief, and a: A. law enforcement unit. B. Public Information Office. C. medic unit. D. contract civilian engineer.

C. medic unit.

Class A foams are essentially wetting agents that _ of water A. increase the viscosity B. increase the resistance C. reduce the surface tension D. create a higher vaporization point

C. reduce the surface tension

According to the NFPA 13 and 13D, sprinkler cabinets in the sprinkler room should contain a sprinkler wrench and a minimum of _____ spare sprinkler heads. A. eight B. four C. six D. ten

C. six

During a dash displacement, the front doors should be: A. secured shut. B. propped open. C. tied open. D. rocked.

C. tied open.

Statement 1: Platform frame construction is found primarily in the load-bearing frame of a vehicle. Statement 2: Platform frame constructions are found primarily in trucks and sport utility vehicles. Statement 3: A strength of platform frame construction is that it provides a structurally sound place for stabilizing the vehicle.

D. All three statements are correct.

Statement 1: The valve that controls the flow of water in a dry barrel hydrant is located below ground and the frost line. Statement 2: The drain opening found at the bottom of the barrel is an exclusive feature of dry-barrel hydrants. Statement 3: A dry-barrel hydrant should always be either fully open or fully closed. A. Statement 1 is true; 2 and 3 are false. B. Statements 1 and 2 are true; 3 is false. C. Statement 1 is false, 2 and 3 are true. D. All three statements are true.

D. All three statements are true.

If a vehicle supplied by compressed natural gas (CNG) is involved in fire, firefighters should: A. put the fire out immediately. B. deploy handlines to cool the engine. C. deploy unmanned master streams. D. allow fuel to burn off.

D. allow fuel to burn off.

Upon receiving an alarm from a proprietary alarm system, the personnel staffing the central alarm point should: A. dispatch fire apparatus. B. reset the alarm. C. leave their stations and investigate D. contact the appropriate agency.

D. contact the appropriate agency.

A fire hydrant that receives water from only one direction is called: A. one way B.steamer C. circulating feed D. dead-end

D. dead-end

Failure to open a dry-barrel hydrant fully will result in a reduced amount of available water and will contribute to: A. sedimentation. B. susceptibility to freezing. C. difficulty in draining the main. D. ground erosion.

D. ground erosion.

The full name of an OS&Y valve is __________ valve: A. open stem and yoke B. outside, shut and yoke C. outside shield and yoke D. outside stem and yoke

D. outside stem and yoke

Spalling of concrete could lead to early collapse in Type I buildings because: A. loss of moisture in concrete reduces its fire rating. B. the added weight of broken pieces may cause overload. C. it could create void spaces. D. reinforcing steel is exposed to the heat of the fire.

D. reinforcing steel is exposed to the heat of the fire.

Fundamental components of a modern water system are: A. source, mains, feeders and risers. B. primary, secondary, standpipes and fire dept. connections. C. pipes, valves, hydrants and pumps D. source, means of moving, treatment plant, and distribution system.

D. source, means of moving, treatment plant, and distribution system.

Which statement is correct? A. Sprinkler systems are designed to automatically distribute water to extinguish or control the spread of fires. B. Most sprinkler heads detect the heat of a fire and begin to apply water from every sprinkler head. C. Sprinkler systems are not efficient. D. Deluge type heads are heat-sensitive devices that react to a fixed temperature.

A. Sprinkler systems are designed to automatically distribute water to extinguish or control the spread of fires.

National Fire Incident Reporting System information is transmitted to the: A. U.S. Fire Administration B. Emergency Management C. Department of Homeland Security D. Nation Fire Protection Association

A. U.S. Fire Administration

Which is an appropriate action regarding a liquid propane gas tanker fire? A. The fire streams should be directed to extinguish the flames coming from the venting pressure relief valve. B. Fire streams should be directed towards the vulnerable ends of the tanker truck to prevent them from a boiling liquid expanding vapor explosion (BLEVE). C. Crews should approach at 30 degree angles under wide fog to shut off the pressure relief valve. D. Care must be taken not to extinguish flames coming from a venting pressure relief valve.

D. Care must be taken not to extinguish flames coming from a venting pressure relief valve.

Which is known as the full body rescue harness? A. Class I B. Class I-A C. Class II D. Class III

D. Class III

Which violates the principle of a loop feed hydrant? A. Primary Feeders B. Secondary Feeders C. Interconnecting distributors D. Dead-end water mains.

D. Dead-end water mains.

To create a safe haven when a liquid propane gas truck is involved in fire, firefighters should: A. Advance two 1-3/4" hand lines from both ends of the tank B. let the fire burn itself out C. Off-load the tank while cooling the tank from a safe distance D. Evacuate all individuals for one mile in every direction

D. Evacuate all individuals for one mile in every direction

Which statement regarding preservation of evidence is correct? A. Firefighters at the scene are in the position to decide whether the evidence they find is worthy of preservation. B. If evidence could be damaged or destroyed during fire suppression activities, remove it immediately. C. Too much evidence can become a confusion factor. D. Evidence is often found during the salvage and overhaul phases of the fire.

D. Evidence is often found during the salvage and overhaul phases of the fire.

Which links initiation devices to the notification devices A. Remote Annunciator B. OS and Y Valve C. Tamper Switch D. Fire alarm system control panel.

D. Fire alarm system control panel.

Which statement is correct regarding fire involving a flammable gas cylinder? A. Upwind areas should be the first areas evacuated. B. Apparatus should be staged downhill. C. Fire should only be extinguished if the valve is not involved. D. Fire should only be extinguished if the valve can be shut off.

D. Fire should only be extinguished if the valve can be shut off.

Fire Walls are: A. Usually veneer walls B. Only used to separate two attached buildings. C. Only used to divide large building into sections. D. usually extended from the foundation up to and through the roof of a building

D. Usually extended from the foundation up to and through the roof of a buildling

Which best describes a combination attack with regards to fire suppression: A. Play stream off floor to generate steam in fire area. B. Solid stream at base of fire until fire darkens. C. Unable to enter fire area because of intense fire conditions. D. Z patterns at ceiling level, then at floor.

D. Z patterns at ceiling level, then at floor.