NCIDQ - IDFX Practice Questions and
Answers Graded A+
Occupancy group - Correct answer-The minimum number of toilet fixtures for an
interior design is determined by occupant load and?
Exit enclosures - Correct answer-Where are flame spread ratings in a building the
MOST restrictive
1 hour - Correct answer-Exit access corridors in non-sprinklered buildings must
have a rating of?
occupancy group, and the location in the building where finishes will be used -
Correct answer-When selecting interior partition finishes to meet flame spread
standards, the MOST important considerations are?
20 ft - Correct answer-According to the IBC, dead-end corridors in unsprinklered
buildings are limited to a maximum of?
aisle stairs - Correct answer-According to the IBC, handrails in commercial
construction are required along both sides of a stairwell in all cases except?
kitchens - Correct answer-Exit routes may NEVER pass through?
©COPYRIGHT 2025, ALL RIGHTS RESERVED 1
, Door swing and approach dimension - Correct answer-When considering the initial
space planning of an accessible toilet room, what design elements should be of
MOST concern?
Visual and audible alarms - Correct answer-What are the MOST important design
elements to incorporate into a hotel to provide safe egress for physically disabled
people?
the distance from finish floor slab to to finish floor slab - Correct answer-What is
included in the rise of a stair?
three 36 inch doors remotely located. (each provides 33 inches of exit width.) -
Correct answer-A designer has calculated that a total exit width of 8 ft is required
from a store, according to IBC standards. What combination of door widths would
meet most existing requirements.
travel distance - Correct answer-in a 90,000 square foot single story building, what
would be of greatest concern in space planning?
The glass doors will have to be replaced with either solid, 20-minute rated doors or
with 20-minute rated doors with glass that is also rated 20 minutes. Because this
will drastically change the appearance of the entrance, this is the first thing the
client should be told. - Correct answer-A client has requested a new entry to her
business, which is located in an old, unsprinklered building. The current entrance
©COPYRIGHT 2025, ALL RIGHTS RESERVED 2
Answers Graded A+
Occupancy group - Correct answer-The minimum number of toilet fixtures for an
interior design is determined by occupant load and?
Exit enclosures - Correct answer-Where are flame spread ratings in a building the
MOST restrictive
1 hour - Correct answer-Exit access corridors in non-sprinklered buildings must
have a rating of?
occupancy group, and the location in the building where finishes will be used -
Correct answer-When selecting interior partition finishes to meet flame spread
standards, the MOST important considerations are?
20 ft - Correct answer-According to the IBC, dead-end corridors in unsprinklered
buildings are limited to a maximum of?
aisle stairs - Correct answer-According to the IBC, handrails in commercial
construction are required along both sides of a stairwell in all cases except?
kitchens - Correct answer-Exit routes may NEVER pass through?
©COPYRIGHT 2025, ALL RIGHTS RESERVED 1
, Door swing and approach dimension - Correct answer-When considering the initial
space planning of an accessible toilet room, what design elements should be of
MOST concern?
Visual and audible alarms - Correct answer-What are the MOST important design
elements to incorporate into a hotel to provide safe egress for physically disabled
people?
the distance from finish floor slab to to finish floor slab - Correct answer-What is
included in the rise of a stair?
three 36 inch doors remotely located. (each provides 33 inches of exit width.) -
Correct answer-A designer has calculated that a total exit width of 8 ft is required
from a store, according to IBC standards. What combination of door widths would
meet most existing requirements.
travel distance - Correct answer-in a 90,000 square foot single story building, what
would be of greatest concern in space planning?
The glass doors will have to be replaced with either solid, 20-minute rated doors or
with 20-minute rated doors with glass that is also rated 20 minutes. Because this
will drastically change the appearance of the entrance, this is the first thing the
client should be told. - Correct answer-A client has requested a new entry to her
business, which is located in an old, unsprinklered building. The current entrance
©COPYRIGHT 2025, ALL RIGHTS RESERVED 2
