Emergency Services Fire Safety and Firefighting 3

Question 1

What type of hose attack is used to protect exposures at a wildland-urban interface fire?

Accepted Answer

Exposure protection

Answer

Direct attack

Answer

Indirect attack

Answer

Flanking attack

Question 2

Which firefighting foam is approved for fighting Class B hydrocarbon fires?

Accepted Answer

AFFF (Aqueous Film Forming Foam)

Answer

Class A foam

Answer

Purple K dry chemical

Answer

CO2 suppression

Question 3

What is the minimum safe distance from a wildland fire recommended for initial attack crews without escape routes?

Accepted Answer

There is no minimum — rely on safety zones

Answer

100 feet

Answer

300 feet

Answer

1000 feet

Question 4

What does 'PPV' stand for in firefighting ventilation?

Accepted Answer

Positive Pressure Ventilation

Answer

Pre-positioned Pump Valve

Answer

Pressure-Purge Ventilation

Answer

Passive Pressure Vent

Question 5

Which chemical is used in dry chemical fire extinguishers for Class ABC fires?

Accepted Answer

Monoammonium phosphate

Answer

Sodium bicarbonate

Answer

Potassium bicarbonate

Answer

Halon 1211

Question 6

What is the primary hazard of entering a 'hot zone' at a hazmat incident without proper PPE?

Accepted Answer

Direct exposure to hazardous materials that can cause death or injury

Answer

Slipping on wet surfaces

Answer

Liability for property damage

Answer

Interference with air monitoring equipment