NFSI Cognitive Abilities 2

Question 1

A fire crew responds to a warehouse fire. The building is 400 ft long and 200 ft wide. What is the total perimeter of the building?

Accepted Answer

1,200 ft

Answer

Perimeter = 2 × (length + width) = 2 × (400 + 200) = 1,200 ft.

Question 2

Read the passage: 'Firefighters must don SCBA before entering IDLH atmospheres.' Which situation requires SCBA per this statement?

Accepted Answer

A smoke-filled building interior

Answer

A smoke-filled interior qualifies as an IDLH (Immediately Dangerous to Life or Health) atmosphere.

Question 3

If Engine 3 arrives at 14:07 and the fire is declared under control at 15:52, how long did suppression operations last?

Accepted Answer

1 hour 45 minutes

Answer

From 14:07 to 15:52 is 1 hour and 45 minutes.

Question 4

A hose delivers 125 gallons per minute. How many gallons are delivered in 8 minutes?

Accepted Answer

1,000 gallons

Answer

125 × 8 = 1,000 gallons.

Question 5

Which word is spelled correctly?

Accepted Answer

Resuscitation

Answer

'Resuscitation' is the correct spelling, referring to reviving an unconscious person.

NFSI - National Firefighter Selection Inventory Practice Test