FDNY Firefighting Operations and Equipment 4

Question 1

The FDNY '10-45' radio signal indicates:

Accepted Answer

Firefighter fatality or serious injury

Answer

Fire under control

Answer

All units return to quarters

Answer

Request for additional alarms

Question 2

When placing a ground ladder against a building for rescue, the proper climbing angle is approximately:

Accepted Answer

75 degrees

Answer

45 degrees

Answer

60 degrees

Answer

90 degrees

Question 3

Which FDNY unit is primarily responsible for forcible entry, search, and ventilation at a structural fire?

Accepted Answer

Ladder company

Answer

Engine company

Answer

Battalion chief's unit

Answer

Rescue company

Question 4

A 'Class A' foam is used to:

Accepted Answer

Enhance the extinguishing effectiveness of water on ordinary combustibles

Answer

Suppress flammable liquid fires on aircraft

Answer

Create a vapor seal over chemical spills

Answer

Cool compressed gas cylinders

Question 5

During positive pressure ventilation (PPV), the fan should be placed:

Accepted Answer

Outside the entry door at a distance matching the door opening

Answer

Inside the structure near the exit

Answer

On the roof over the vent opening

Answer

In the center of the room on fire

Question 6

FDNY regulations require SCBA be donned before entering any atmosphere with oxygen levels below:

Accepted Answer

19.5%

Answer

18%

Answer

20%

Answer

21%

Question 7

A 'standpipe system' in a high-rise building is best described as:

Accepted Answer

A system of pipes and outlets that brings water to each floor for firefighting

Answer

A gravity-fed water tank on the roof

Answer

The building's sprinkler supply main

Answer

An underground cistern used by ladder companies