NCIDQ - IDFX Practice Exam Questions
And Answers |Latest 2025 | Guaranteed Pass.
Occupancy group - Answer✔The minimum number of toilet fixtures for an interior design is
determined by occupant load and?
Exit enclosures - Answer✔Where are flame spread ratings in a building the MOST restrictive
1 hour - 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 - Answer✔When
selecting interior partition finishes to meet flame spread standards, the MOST important
considerations are?
20 ft - Answer✔According to the IBC, dead-end corridors in unsprinklered buildings are limited
to a maximum of?
aisle stairs - Answer✔According to the IBC, handrails in commercial construction are required
along both sides of a stairwell in all cases except?
kitchens - Answer✔Exit routes may NEVER pass through?
Door swing and approach dimension - Answer✔When considering the initial space planning of
an accessible toilet room, what design elements should be of MOST concern?
Visual and audible alarms - 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 - Answer✔What is included in the rise of
a stair?
three 36 inch doors remotely located. (each provides 33 inches of exit width.) - 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 - 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
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the appearance of the entrance, this is the first thing the client should be told. - Answer✔A
client has requested a new entry to her business, which is located in an old, unsprinklered
building. The current entrance consists of a pair of all glass doors mounted on floor closers. The
entrance opens onto a 1-hour rated building corridor. To conform to current IBC requirements,
what would the designer tell the client to expect regarding the new entrance?
Contractor - Answer✔In most situations, the application for a building permit is made by the?
all accessible spaces and parts of a building - Answer✔An accessible route must serve?
scoping provisions of the local building code - Answer✔In addition to meeting the requirements
for ADA, what other accessibility requirements should the interior designer be MOST concerned
with when doing design development for a commercial project?
15 cfm/person - Answer✔The absolute minimum fresh air ventilation rate recommended by
ASHRAE Standard 62 is?
1973 - Answer✔What year was the use of spray on fireproofing and insulation containing
asbestos prohibited in new construction?
Radon (can be abated by anyone) - Answer✔What hazardous material are certified contractors
not required to abate?
Tempered - Answer✔What is the SAFEST type of glazing to use in a sidelight adjacent to a door?
5/8" Type X Gypsum Wallboard on 3 5/8" metal studs - Answer✔What construction should be
used to enclose a 1-hour rated corridor?
Panic hardware - Answer✔What is NOT required on a 1-hour rated door?
7" riser and 10" tread - Answer✔What would be the BEST combination of dimensions for a stair
serving a sleeping loft where space was at a premium and the floor to floor dimension was 9'
4"?
flat plate concrete - Answer✔What is the MOST likely type of structural system in which to
place small ductwork?
live load - Answer✔A compact filing system is an example of a?
people, furniture, snow, and equipment - Answer✔What is included in a live load?
floor deflection, seismic events and wind sway - Answer✔In what ways can an interior designer
design details to accommodate building movement?
slip joints for floor deflection and wind sway, and ceiling systems for seismic events -
Answer✔What details can an interior designer design for floor deflection, seismic events and
wind sway?
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