Free National Council for Interior Design Qualification Questions and Answers

Question 1

What flooring test gives the most accurate indication of slip resistance?

Accepted Answer

ASTM D2047

Answer

The best method for measuring slip resistance is the ASTM D2047 flooring test. Only flat, dry surfaces may be utilized for this test, which is also known as the standard test technique for static coefficient of friction of polished coated floor surfaces as measured by the James machine. Any floor surface can be used to conduct ASTM F1677, commonly known as the standard test technique for employing a portable inclinable articulated strut strip tester. It is particularly effective at determining how grease or oil affect slip resistance. The James machine is far more accurate, but ASTM C1028, also known as the standard test technique for evaluating the static coefficient of friction of ceramic tile and other similar services by the horizontal dynamometer pull-meter method, can also be used on wet or rough surfaces. Only situations involving flooring kinds that are similar allow for comparison of ASTM C1028 results. Although it can be used in any setting, ASTM F1679, commonly known as the standard test method for employing a variable incidence tribometer, is particularly effective at detecting slide on greasy or oily surfaces.

Question 2

The name for a step's horizontal component is the?

Accepted Answer

tread.

Answer

The tread of a step is its horizontal portion. The foot is positioned on this portion of the step. The area between two flights of steps is known as a landing. The tread lip known as a nosing extends past the step's riser, which is its vertical portion. A flight is any collection of several risers.

Question 3

Which kind of carrier offers the general public a service for moving furniture?

Accepted Answer

common carrier

Answer

A common carrier provides moving services for furniture to the general population. The Uniform Commercial Code classifies common carriers, contract carriers, and private carriers as the three fundamental types of carriers. Any company that offers moving services to the general public is a common carrier. Contract carriers only work with specific corporations. The company whose goods are being shipped owns and runs private carriers.

Question 4

Which of the following is NOT factored into a live load calculation?

Accepted Answer

building components

Answer

The live load calculation excludes building components. The sum of the living and dead loads determines the building's overall gravity load. The main difference between these loads is that the live load's components can be relocated, but the dead load's components cannot. Movable items, furniture, and people are all included in the live load. The building's structural elements and mobile equipment are all included in the dead load.

Question 5

A product or material's energy requirements for extraction, processing, and production are?

Accepted Answer

embodied energy.

Answer

Embodied energy is the quantity of energy used to extract, refine, and produce a good or material. For interior designers, the calculation of embodied energy is crucial because they are more likely to need sustainable and effective materials these days. The degree to which the items or materials utilized in interior design will reduce the amount of electricity required for the building is referred to as energy efficiency. The portion of a product or material that has previously been used is known as the recycled content. The total period of use for a construction component is known as the product life cycle. Acquisition, manufacturing, use/maintenance, and disposal are all parts of the product life cycle.

NCIDQ Exam Practice Test

NCIDQ Exam Practice Test

Free National Council for Interior Design Qualification Questions and Answers