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Firefighter 2 Final Exam, Exams of Advanced Education

Harvard University Advanced Education

A practice exam or study guide for firefighter training, covering a wide range of topics related to firefighting equipment, tactics, and procedures. It includes questions on pneumatic tools, foam proportioning, flow pressure, appliance inspections, hose testing, sprinkler systems, fire alarms, and more. The level of detail and technical terminology suggests this document is intended for firefighters or fire service personnel undergoing advanced training or certification, likely at the firefighter 2 level. The information provided could be useful for students preparing for exams, reviewing lecture notes, or developing study materials and checklists related to various aspects of firefighting operations and equipment.

Typology: Exams

2024/2025

Available from 10/24/2024

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Firefighter 2 Final Exam

Which pneumatic tools are often used for delicate cutting operations and can cut case

hardened locks and steel? –

Whizzer saws

Which 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? –

Premixing method

What is the term used to describe forward velocity pressure at a discharge opening

while water is flowing? –

Flow pressure

Which of the following is NOT a question that would be asked concerning appliances

during a residential fire safety survey?

Are surge protectors being used?

Are appliances name brand?

Are electrical cords in good condition?

Are the units operating properly? - are appliances name brand?

Which type of pressure can be measured with a pitot tube and gauge? –

Flow pressure

Proportioning methods: When would batch mixing not be effective? –

On large incidents because attack lines must be shut down when refilling an

empty tank.

Water applied to ordinary combustibles usually _______. –

Reduce flame spread

Which type of valves are used to control the flow from the hydrant? –

Gate valves

The _____ the wood, the easier to ignite and the faster it loses structural integrity. –

Smaller

The threads on pump male discharge outlets are protected by fittings called _____

_____. –

Hose caps

Who should begin stabilization of a patient trapped inside a vehicle? –

A rescuer with EMT training

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Firefighter 2 Final Exam

Which pneumatic tools are often used for delicate cutting operations and can cut case hardened locks and steel? – Whizzer saws Which 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? – Premixing method What is the term used to describe forward velocity pressure at a discharge opening while water is flowing? – Flow pressure Which of the following is NOT a question that would be asked concerning appliances during a residential fire safety survey? Are surge protectors being used? Are appliances name brand? Are electrical cords in good condition? Are the units operating properly? - are appliances name brand? Which type of pressure can be measured with a pitot tube and gauge? – Flow pressure Proportioning methods: When would batch mixing not be effective? – On large incidents because attack lines must be shut down when refilling an empty tank. Water applied to ordinary combustibles usually _______. – Reduce flame spread Which type of valves are used to control the flow from the hydrant? – Gate valves The _____ the wood, the easier to ignite and the faster it loses structural integrity. – Smaller The threads on pump male discharge outlets are protected by fittings called _____ _____. – Hose caps Who should begin stabilization of a patient trapped inside a vehicle? – A rescuer with EMT training

Name one element of patient removal: - Covering sharp edges Fixed-temperature heat detectors rated at _____(f)(c) are common for living spaces. – 165 | 76 Cribbing is most commonly used to _________. – stabilize objects Which type of test should be preformed by private contractors or fire department personnel? – Standard testing Which proportioning method is used with portable extinguishers, wheeled, extinguishers, skid-mounted twin-agent units, and vehicle mounted tank systems? – Premixing method One of the most important practices to address to building occupants about fire safety is _______. – making sure to maintain clear and unobstructed exit pathways Normal pressure exiting a system before water is released from a hydrant is called ______. – Static presssure Energy created by moving parts on machines, such as belts and bearings – Mechanical heat energy Water received from treatment facilities is delivered to ________ storage tanks before being distributed throughout the area served. – elevated State 3 facts about service testing: -

**1. The test area should be smooth and free from rock and debris

Hose should be tested in a paved area with room to lay out the hose
A water source sufficient for filling the hose is necessary** Describe Completed Foam: - completed product after air is introduced into the foam solution What can hide fire hazards and impede paths of egress? – poor housekeeping With the bank-down foam application method, the foam stream is directed: - onto an object, allowing the foam to run down / onto the surface of the fuel.

What is the first step in the basic four-step method of instruction? – preparation Fixed-temp heat detectors are installed on the ______ of a room. – ceiling When service testing fire hose, keep the hose testing area as _____ as possible when filling and discharging air from the hose. – dry The required air pressure in a dry-pipe system is usually about _____ psi (kPa) above the trip pressure – 20 (140) Which pattern has limited capability for cooling hot gases? – solid stream Which automatic alarm systems are used to protect large commercial and industrial buildings – proprietary systems What is a main type of liquified petroleum gas (LPG)? – propane Supervising fire alarm systems are designed to be supervised by: - The systems themselves Air-aspirating foam nozzles provide what? – maximum expansion of the agent, but has less stream reach than a standard fog nozzle Which type of water main valves are usually the non rising step type? – Gate valve When are most fire inspections conducted? – during normal business hours Application foams produce _____________________. – a vapor sealing film of surface-active water solution of a liquid surface What would require a tactical channel? – structural fire What type of structural collapse occurs when the outer walls remain intact and the upper floors and / or roof structure fail in the middle? – V-shaped collapse

When removing tempered glass, where should the window be struck? – in the lower corner ___________: the forward velocity pressure at a discharged opening while water is flowing? – Flow pressure When is batch mixing ineffective? – on large incidents because attack lines must be shut down when refilling an empty tank Water applied to ordinary combustibles usually: - reduce flame spread Which type of valves are used to control the flow from a hydrant? – gate valves The threads on a pump male discharge outlets are protected by fittings called ________. – hose caps who should begin stabilization of a patient trapped inside a vehicle? – a rescuer with licensed EMS training Which of the following is an element of patient removal? – covering sharp edges Fixed-temp heat detectors rated at ________(*F) are common for living spaces – 165 Firefighters should remove charred materials to prevent the possibility of rekindle and: - to help reduce smoke damage Proportioning refers to: - the mixing of water with foam concentrate to form a solution Name one thing not included in a incident report: - length of rehab Which type of smoke detectors detect minute particles and aerosols produced during combustion? – ionization smoke detectors What information in fire incident records can help with fire prevention efforts? –

_____ and _____ factors may have great effect on the natural path of fire spread. – wind direction and velocity What kind of sprinkler consists of a pellet of solder, under compression, within a small cylinder? – chemical pellet 5 things to likely to assessed during an interior survey: - portable heating units wood-stoves fireplaces electrical wiring equipment Which part of an automatic sprinkler system is the pipe connecting the riser to the cross mains? – Feed main which sprinkler systems are used in locations where temperatures below 40f are not expected? – wet-pipe system Which of the following is another name for an arrival report? – Situation report On some foam proportioners, the pressure of the water stream flowing through a restriction will create a __________ that inducts foam concentrate into the water stream. – venturi action What is an example of a groundwater supply? – water wells Chains used for rescue work should be made from: - alloy steel Which type of valve devices are most often used in wild land firefighting operations? – water thief appliences How should vertical motion of a vehicle involved in an incident be prevented? – with jacks or cribbing Which sprinkler position extends down from the underside of the piping? – upright postion

Test lengths of hose shouldn't exceed _______ft (m) in length. – 300 feet of 100 meters Which automatic alarm systems have a receiving station at an off-site, contracted service point? – central station systems When applying a hose clamp, apply it within _____ft from the coupling on the incoming water side. – 5 feet (1.5) When should a fire hose be service tested? – after being run over by a vehicle True of False: Diluted foam concentrates are highly dangerous and pose extreme health risks to firefighters – false Which type of glass is designed so that small lines of fracture are spread throughout the entire plate, so that the glass separates into many small pieces? – Tempered Glass Which of the following is a guideline for conducting residential fire safety surveys? – survey all rooms including the garage What should firefighters never do regarding the cause of the fire? – express personal opinions to anyone Wood reacts to fire conditions based on its: - size and moisture content Which type of valve devices are used when large-diameter hose (LDH) is not available to overcome friction loss in exceptionally long hose lays? – Siamese appliances List an example of a factor in hose line selection: - fire load

Firefighter 2 Final Exam, Exams of Advanced Education

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Firefighter 2 Final Exam