CFI Portable Fire Extinguishers & Suppression Equipment 3

Question 1

NFPA 10 classifies occupancy hazards into three levels. Which designation applies to an office building?

Accepted Answer

Light hazard

Answer

Extra (high) hazard

Answer

Ordinary (moderate) hazard

Answer

Severe hazard

Question 2

A wheeled fire extinguisher with an agent weight greater than 40 lbs is considered what type under NFPA 10?

Accepted Answer

Wheeled (transportable) extinguisher

Answer

Class A portable

Answer

Stored-pressure standpipe unit

Answer

Fixed suppression unit

Question 3

An AFFF (aqueous film-forming foam) extinguisher is best suited for which fire classification?

Accepted Answer

Class A and Class B

Answer

Class A only

Answer

Class B only

Answer

Class C only

Question 4

According to NFPA 10, which of the following is required to be checked during a monthly visual inspection of a portable fire extinguisher?

Accepted Answer

Pressure gauge reading and tamper seal integrity

Answer

Internal cylinder corrosion

Answer

Hydrostatic test date

Answer

Agent chemical composition

Question 5

A halon 1211 extinguisher is discovered during an inspection. What should the inspector document regarding this unit?

Accepted Answer

Existing units may remain in service but cannot be recharged after discharge

Answer

It is prohibited and must be immediately disposed of

Answer

It requires annual halon recertification testing

Answer

It must be replaced with CO2 within 90 days

Question 6

Under NFPA 10, a new portable fire extinguisher installed in a business must be which of the following?

Accepted Answer

Listed and labeled by a nationally recognized testing laboratory

Answer

Purchased directly from the fire department

Answer

Approved by the local building department only

Answer

Manufactured in the United States

Question 7

When must a stored-pressure water extinguisher undergo hydrostatic testing per NFPA 10?

Accepted Answer

Every 5 years

Answer

Every 3 years

Answer

Every 10 years

Answer

Every 12 years