NCIDQ IDPX PREP EXAM FINAL 2024|NCIDQ
IDPX BRAND NEW EXAM QUESTIONS AND
CORRECT ANSWERS ALL GRADED
A+|GUARANTEED SUCCESS|LATEST UPDATE
2024-2025
In regard to interior design, what is a guard, and what dimension must it have in
commercial construction? - ANSWER-✅This is a building component installed to
prevent falls from an elevated area. Its required minimum heights 42" AFF
What is fire resistance-rated glazing? - ANSWER-✅This is glass or some other glazing
material that has been tested according to ASTM E119 as part of a fire-resistance-
rated wall assembly
How many construction types are there, and which has the highest fire resistance? -
ANSWER-✅The are five, and Type I has the highest fire resistance
What is an incidental use area? - ANSWER-✅This is an area that is ancillary to the
main occupancy but has the same classification. It must be separated from the main
occupancy by a fire barrier, be equipped with an automatic sprinkler system, or both
What is an accessory occupancy? - ANSWER-✅This is a space or room that is used in
conjunction with the main occupancy, but containing no more than 10% of the floor
area of the main occupancy
What is mixed occupancy? - ANSWER-✅This is a situation where a single building or
interior space houses two or more different types of occupancies
What material does NFPA 701 test and what condition does it test for? - ANSWER-
✅This tests the flammability or draperies, curtain, and other window treatments
According to the International Building code (IBC), what is a fire partition, and where
is it used? - ANSWER-✅The IBC defines this as a wall assembly having a fire-
resistance rating of 1 hour, used in:
-walls separating dwelling units
-walls separating guest rooms in Group R-1, R-2, and I-I occupancies
-walls separating tenant spaces in covered malls
-corridor walls
,What is the maximum percentage of wall or ceiling area that combustible trim (such
as trim made of wood) can occupy a room? - ANSWER-✅IN a room, this material can
occupy no more than 10% of a wall or ceiling area
What is occupancy class, and what is it used for? - ANSWER-✅This is a usage
classification assigned to a building or interior space. It differentiates various types of
fire hazards and the life safety characteristics of various users
What is the primary model building code in the United States? - ANSWER-✅The
International Building Code (IBC)
What u=is a design concept? - ANSWER-✅This is an idea or statement concerning
an overall physical response to ideas developed during programming
In regard to interior design, what is substantial completion? - ANSWER-✅In a
construction project, this is the stage when the work or a designated portion of it, is
sufficiently complete according to the contract documents that the owner can
occupy or use the site, even though a few minor items may yet need to be finished
or corrected
What are four common ways to install fabric wall covering? - ANSWER-✅This is
commonly installed in one of four ways:
-applied directly using an adhesive
-using custom fabric panels
-using a proprietary stretch wall system
-using acoustic panels
What are five common types of resilient flooring? - ANSWER-✅Five common types
are:
-vinyl
-vinyl composition
-rubber
-cork
-linoleum
What is lacquer? - ANSWER-✅This is a coating material with a high nitrocellulose
content that has been modified with resins and plasticizers dissolved in a volatile
solvent
What is running trim? - ANSWER-✅This type of molding is installed end to end
In commercial construction, what is the maximum height of a stair riser, and what is
the minimum depth of a stair tread? - ANSWER-✅The maximum height of the
former is 7 in, and the minimum depth of the latter is 11 in
,What is the minimum clear width of an exit door? - ANSWER-✅The minimum clear
width is 32"
What is the maximum allowable projection of a door into a corridor when the door
is fully opened? - ANSWER-✅The maximum allowable projection is 7"
For an occupant load greater than 50, what is the absolute minimum corridor width?
- ANSWER-✅In this instance, the minimum corridor width is 44 in
How is minimum exit width calculated? - ANSWER-✅This is calculated by
multiplying the occupant load of a space by the appropriate factor given in the
building code
What is a performance bond? - ANSWER-✅This is a statement by a surety company
that obligates the surety company to complete construction of the owners project if
the contractor defaults
What four tasks does the interior designer normally perform during the schematic
design phase of a project? - ANSWER-✅During this phase of a project, the designer:
-prepares diagrams and drawings showing the general functional relationships
required by the project
-develops preliminary space plans
-prepares design concepts, including colors, finishes, and furniture
-prepares a preliminary statement of probable project costs
Under what conditions can a contractor propose substitutions during bidding? -
ANSWER-✅Bidders must request written approval of these at least 10 days before
bid opening. The request must include documentation showing that the proposal
meets the requirements of the contract documents
What are shop drawings? - ANSWER-✅These are detailed drawings, diagrams, and
other data, prepared by the subcontractor or supplier, that show exactly how the
provider intends to supply and install work to meet the contract requirements. They
are submitted to the contractor and interior designer for approval.
What is an addendum? - ANSWER-✅This is a written or graphic document issues by
the interior designer before the execution of the contract that modifies or interprets
the bidding documents by additions, deletions, clarifications, or corrections
What is a change order? - ANSWER-✅This is a form used to authorize a change in
contract time, contract cost, or both, made after the execution of the contract. It is
generally prepared by the interior designer and must be signed by the designer,
contractor, and owner.
Who has the authority to reject work that does not conform the the contract
documents? - ANSWER-✅The interior designer can reject work that does not
conform to these
, What are seven of the items the contractor must submit to the owner during project
closeout - ANSWER-✅During this phase of a project, the contractor must give the
owner:
-the bonds
-all warranties
-any extra stock of materials
-a set of record drawings
-the certificate of occupancy
-documentation required by the final application for payment
-maintenance contracts and equipment operating instructions
What is the purpose of a labor and material payment bond? - ANSWER-✅This is
used to guarantee payment for labor and materials on a project if the contractor
defaults or otherwise fails to make payments
Within a means of egress systems, what are the exit access areas? - ANSWER-
✅Within a means of egress system, these are the areas that do not provide a
protected path of travel and which lead to the entrance of an exit.
In the International Building Code, even fire-rated corridors are included in this
category
What are four advantages of using portland cement plaster as a finish material? -
ANSWER-✅As a finish material, this has the advantages of being:
-hard and abrasion resistant
-water resistant
-easily formed into curved and ornate surfaces
-a good base for wall tile
What is the CAL TB 133 test? - ANSWER-✅This test evaluates the response of an
actual sample of furniture to an open flame. It is also known as NFPA 266 or the full
seating test
What does general liability insurance cover? - ANSWER-✅This type of insurance
covers a range of items, including property damage, personal injury caused by the
designer or employees, and other liabilities if contractors or subcontractors do not
have their own insurance
What are the four primary advantages of negotiating a contract? - ANSWER-✅Some
of the advantages of this process include:
-the owner can pick a specific contractor
-a realistic project cost is developed from the beginning
-the contractor can assist in reducing the cost of the project
-the contractor can point out problems in the design
What two types of product labels does the Underwriters Laboratories (UL) provide?
- ANSWER-✅The two types of product labels provided by this organization are:
