Firefighter Strategies and Tactics 3

Question 1

What is the primary goal of size-up at a fire scene?

Accepted Answer

To evaluate conditions and risks to form an action plan

Answer

Size-up is the ongoing mental evaluation of conditions used to develop and adjust the incident action plan.

Question 2

Flashover is best described as:

Accepted Answer

The near-simultaneous ignition of all combustibles in a compartment

Answer

Flashover occurs when radiant heat ignites all exposed combustible surfaces in a room almost at once.

Question 3

Which condition is a strong warning sign of an imminent backdraft?

Accepted Answer

Smoke pushing out of small openings under pressure with pulsating behavior

Answer

Backdraft signs include pressurized, pulsating smoke from an oxygen-starved, superheated space.

Question 4

Why is a continuous and reliable water supply critical to fire attack?

Accepted Answer

It sustains the flow needed to control and extinguish the fire

Answer

Without adequate sustained water, hose streams cannot maintain the gallons-per-minute needed for extinguishment.

Question 5

When laying a supply line, a 'forward lay' typically goes:

Accepted Answer

From the hydrant to the fire

Answer

A forward lay drops a line at the hydrant and lays hose toward the fire as the apparatus advances.

Firefighter Practice Test