Firefighter 1 Practice Test

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13 of

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

Class D fires

Class C fires

Class A fires

Class B fires

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

thermal

mechanical

chemical

organic

3. Which of the following occurs when a substance changes from one type of matter into another?

Exothermic change

Chemical reaction

Non-molecular reaction

Physical change

4. Which of the following is always the first and highest tactical priority in an emergency operation?

Property conservation

Life safety

Public relations

Incident stabilization

5. Which types of valves are used in pumper discharges and gated wyes?

Ball valves

Gate valves

Butterfly valves

Clapper valves

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

100 or 150 (30 or 45)

150 or 200 (45 or 60)

50 or 100 (15 or 30)

25 or 50 (8 or 15)

7. Which of the following refers to the temperature at which liquid gives off sufficient vapors to ignite, but not sustain, combustion?

Fire point

Flash point

Volatility rating

Autoignition point

8. Which types of fittings are used to connect a smaller hoseline to the end of a larger one?

Hose plugs

Adapters

Elbows

Reducers

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

Lower flammable limit

Upper flammable limit

Neutral flammable limit

Minimum flammable limit

10. Which of the following statements about life-safety rope is MOST accurate?

Life-safety rope that has been impact-loaded is permissible.

Life-safety rope should only be used during actual incidents.

Life-safety rope must be block creel construction.

Life-safety rope can be made using a variety of construction types.

11. Which of the following occurs when a substance remains chemically the same but changes in size, shape, or appearance?

Exothermic change

Physical change

Non-molecular reaction

Chemical reaction

12. The majority of firefighters in North America are ___ firefighters.

paid-on-call

military

career

volunteer

13. Firefighter injuries can be prevented by:

allowing non-standard work uniforms.

the use of personal protective clothing and equipment.

allowing firefighters to work independently at incidents.

the use of personal vehicles for minor responses.

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

Methane

Carbon dioxide

Oxygen

Carbon monoxide

15. Which of the following should firefighters do in order to help prevent injuries?

Maintain high levels of stress

Limit physical exertion at the fire station

Limit training that includes realistic situations

Maintain high levels of physical fitness

16. Which of the following NFPA® 1983 categories of life-safety rope is used to tether rescuers during water rescues and is 19/64-inch (7 mm) in diameter or greater, but less than 3/8-inch (9.5 mm)?

Throwline

Light-use life-safety rope

General-use life-safety rope

Escape rope

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

Directive

Order

Request

Recommendation

18. Which of the following is a systematic way of confirming the status of any unit operating at an incident?

All-clear signal

Evacuation signal

Mayday

Personnel accountability report

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

chemical state.

liquid state.

solid state.

gaseous state.

20. In order to burn, liquids must be:

vaporized.

flowing.

pyrolysized.

contained.

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