F02 F02 Fire Extinguisher Operations 2

Question 1

What is the primary agent in a CO2 fire extinguisher?

Accepted Answer

Carbon dioxide gas

Answer

CO2 extinguishers discharge carbon dioxide, which smothers the fire by displacing oxygen.

Question 2

After using a fire extinguisher, even partially, what must a Fire Guard do?

Accepted Answer

Tag it as used and arrange for recharging

Answer

Any extinguisher that has been discharged, even partially, must be tagged and sent for recharging before being returned to service.

Question 3

Which extinguisher type leaves a corrosive residue that can damage sensitive electronic equipment?

Accepted Answer

Dry chemical powder

Answer

Dry chemical powder can leave a corrosive residue that damages electronics and requires extensive cleanup.

Question 4

Where should fire extinguishers be mounted to comply with NYC Fire Code?

Accepted Answer

In visible, accessible locations near exits or hazard areas

Answer

Extinguishers must be mounted in visible and accessible locations, typically near exits or areas with fire risk, so they can be reached quickly.

Question 5

What information must appear on a fire extinguisher's label?

Accepted Answer

Class rating, operating instructions, and hazard warnings

Answer

Labels must include the extinguisher's fire class rating, step-by-step operating instructions, and relevant hazard warnings.

F02 - NYC Fire Guard F-02 Practice Test