Ch.1 Intro
What is the overall mission of the fire service?
Save lives and protect property and the environment
While mounting a fire apparatus, you should:
face the apparatus.
Fires involve a heat-producing chemical reaction between fuel and:
an oxidizer.
Personal alert safety system (PASS) alarms are designed to activate when:
a firefighter is motionless for more than 30 seconds.
A fire hose is labeled according to the:
size of its inside diameter.
A(an) _____ concept allows all responders to use a similar, coordinated approach with a common set of authorities, protections, and resources.
all hazard
In which control zone would trained personnel mitigate a problem at a scene?
Hot zone
The energy that a moving object possesses is known as:
kinetic energy
Why is it important to ensure that PPE is dry before wearing it into a fire?
Moisture can transfer heat rapidly and result in steam burns.
According to NFPA 1962, fire hose should be service tested within 90 days before being placed in service for the first time and then:
at least once a year.
Each employee reporting to just one supervisor, who in turn moves up the chain of command, is an example of:
unity of command.
What is the purpose of personnel accountability systems?
Track personnel during training, planned events, and at emergency scenes
The appearance of isolated or intermittent flames moving through the hot gas layer in a compartment can indicate that:
flashover is about to occur
Which SCBA component includes a control valve and a high-pressure hose attached to one end?
Regulator
A dry-barrel hydrant only has water in it when:
the stem nut is operated to open the control valve.
A type of fire departmental organizational structure where decisions and information are directed from the top and filtered down through intermediate levels to the base can be described as:
scalar.
Under the Incident Management System (IMS), which individual initially assumes Command of an incident?
First person on the scene or the ranking individual of the first company on the scene
Which measurement is often used to measure how long PPE will protect a firefighter in an interior fire environment?
Heat flux to the PPE
What is structural PPE designed to do?
A. Eliminate exposure to hazardous materials
B. Protect from temperatures of up to 1,000°F (540°C)
C. Prevent burns from extreme fire behaviors such as flashover
D. Cover all portions of skin while reaching, bending, or moving
D. Cover all portions of skin while reaching, bending, or moving
Which hose lay allows the pumper to remain at the incident scene so that hose, equipment, and tools are readily available if needed?
Forward lay
On which National Fire Protection Association (NFPA) standard are the professional qualifications for Fire Fighter I based?
NFPA 1500
Control of an incident involving multiple agencies with overlapping authority and responsibility is accomplished through the use of:
Unified Command.
A toxic and flammable byproduct of combustion that is 35 times more toxic than carbon monoxide is:
hydrogen cyanide
All PPE designed for structural fire fighting must meet the requirements of:
NFPA 1971
Water absorbs heat and converts to steam most rapidly when it is:
applied in a fog pattern.