Firefighter 1 Practice Test

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1. Which of the following classifications of fires involve combustible metals such as aluminum, magnesium, potassium, sodium, titanium, and zirconium?

Class D fires

Class B fires

Class A fires

Class C fires

2. NFPA® 1851 requires that personal protective clothing be cleaned and dried at least every ___ months in accordance with the manufacturer’s recommendations.

3. When fire development is limited by the air supply, it is said to be:

environmentally controlled.

combustion controlled.

fuel controlled.

ventilation controlled.

4. Which of the following is based upon a policy or procedure with mandatory compliance?

Directive

Request

Order

Recommendation

5. Which of the following is a fire stream produced from a fixed orifice nozzle?

Broken stream

Solid stream

Straight stream

Fog stream

6. Clear text is a standardized set of fire-specific words and phrases often used in:

the wildland fire community.

structural fire fighting.

the EMS community.

the Incident Command System.

7. Storz couplings are sometimes referred to as ___ couplings.

threaded

female

male

sexless

8. Which of the following events brought about changes in the fire service largely because of the textile and steel industries?

Cold War

Great Depression

Industrial Revolution

World War II

9. Which of the following is the primary oxidizing agent in most fires?

Carbon dioxide

Carbon monoxide

Oxygen

Methane

10. At 212ºF (100ºC) water expands approximately ___ times its original volume when converted to steam.

1700

750

100

1200

11. Firefighter injuries can be prevented by:

the use of personal protective clothing and equipment.

the use of personal vehicles for minor responses.

allowing firefighters to work independently at incidents.

allowing non-standard work uniforms.

12. A personnel accountability report is usually requested in all of the following situations EXCEPT when:

there is a sudden catastrophic event.

other units arrive on scene.

the incident is under control.

there is a change in strategy.

13. Which of the following refers to the minimum concentration of fuel vapor and air that supports combustion?

Upper flammable limit

Lower flammable limit

Neutral flammable limit

Minimum flammable limit

14. What NFPA standard specifies the minimum requirements for a fire department health and safety program?

NFPA 1500

NFPA 1041

NFPA 1403

NFPA 1001

15. Hose is most commonly cut and coupled in pieces of ___ feet (m).

100 or 150 (30 or 45)

50 or 100 (15 or 30)

25 or 50 (8 or 15)

150 or 200 (45 or 60)

16. In order to burn, liquids must be:

flowing.

pyrolysized.

contained.

vaporized.

17. Which of the following tactical priorities prevents an incident from getting any worse?

Incident stabilization

Life safety

Property conservation

Public relations

18. For flaming combustion to occur, fuels must be in the:

gaseous state.

chemical state.

solid state.

liquid state.

19. Mildew and mold on fire hose are examples of ___ damage.

organic

chemical

thermal

mechanical

20. When applying a hose clamp, apply it at least ___ feet (m) behind the apparatus.

10 (3)

20 (6)

5 (1.5)

15 (4.5)

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