CBI Fire Protection & Life Safety Systems 2

Question 1

Which of the following materials is classified as a Class A interior finish under ASTM E84 testing?

Accepted Answer

Flame spread index of 0–25

Answer

Flame spread index of 75–200

Answer

Flame spread index of 26–75

Answer

Flame spread index above 200

Question 2

What is the primary function of a fire damper installed in an HVAC duct penetrating a fire-rated wall assembly?

Accepted Answer

To prevent fire and smoke from spreading through ductwork

Answer

To reduce noise from airflow

Answer

To balance air pressure across floors

Answer

To provide makeup air for exhaust systems

Question 3

According to the IBC, what is the minimum width of a means of egress corridor serving an occupant load of 50 or more?

Accepted Answer

44 inches

Answer

36 inches

Answer

48 inches

Answer

60 inches

Question 4

A portable fire extinguisher labeled '2A:10B:C' can be used on which classes of fire?

Accepted Answer

Class A, Class B, and Class C

Answer

Class A only

Answer

Class A and Class B only

Answer

Class B and Class C only

Question 5

Which of the following occupancies requires an automatic fire sprinkler system under the IBC regardless of building size?

Accepted Answer

Group H (High-Hazard)

Answer

Group B (Business)

Answer

Group R-2 (Residential) with 5+ units

Answer

Group M (Mercantile)

Question 6

What is the maximum height of the highest landing served by a scissor stair that can be counted as two separate exits per the IBC?

Accepted Answer

Only if each stair is in its own exit enclosure

Answer

Only if separated by a 1-hour fire barrier

Answer

Only if separated by a 2-hour fire barrier

Answer

Scissor stairs can never be counted as two exits

Question 7

Under NFPA 101 (Life Safety Code), what is the required illumination level for means of egress at floor level during normal operation?

Accepted Answer

1 foot-candle

Answer

2 foot-candles

Answer

5 foot-candles

Answer

10 foot-candles