Questions And Correct Answers (Verified
Answers) Plus Rationales 2026 Q&A | Instant
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1. What is the primary purpose of a moisture barrier under a floor
covering?
A) To provide cushioning
B) To enhance color
C) To prevent moisture from damaging the floor
D) To improve insulation
Moisture barriers protect flooring materials from subfloor
moisture, which can cause warping, mold, or adhesive failure.
2. Which of the following is the correct sequence for installing sheet
vinyl flooring?
A) Apply adhesive → cut sheets → roll out sheets
B) Cut sheets → apply adhesive → roll out sheets
C) Measure and cut sheets → prepare subfloor → apply adhesive
→ lay and roll sheets
D) Lay sheets → cut edges → apply adhesive
Proper installation requires precise measurement and subfloor
preparation before applying adhesive to ensure a smooth, lasting
finish.
3. What tool is commonly used to smooth and flatten seams in
resilient flooring?
, A) Hammer
B) Trowel
C) Seam roller
D) Utility knife
A seam roller ensures the adhesive is bonded and seams are flat to
prevent lifting or gaps.
4. Which type of underlayment is recommended for laminate
flooring over concrete?
A) Cork
B) Foam with moisture barrier
C) Rubber
D) Plywood
Foam underlayment with a moisture barrier protects laminate
from subfloor moisture and provides cushioning.
5. What is the recommended way to acclimate hardwood flooring
before installation?
A) Leave in packaging until installation
B) Store in the installation area for 3–7 days
C) Heat in oven for 24 hours
D) Spray with water
Acclimation allows the wood to adjust to the room's humidity,
reducing expansion and contraction after installation.
6. When installing carpet tiles in a commercial space, what is a key
advantage?
A) Cheaper than carpet rolls
B) Easy replacement of damaged tiles
C) Requires no adhesive
, D) Less maintenance
Carpet tiles allow for individual tile replacement, minimizing
disruption and cost if damage occurs.
7. Which adhesive type is generally used for vinyl composition tile
(VCT)?
A) Contact cement
B) Hot melt
C) Vinyl tile adhesive
D) Epoxy resin
VCT adhesives are formulated to bond tiles securely while allowing
slight movement and ease of maintenance.
8. What is the main cause of bubbles forming under a sheet vinyl
floor?
A) Incorrect seam placement
B) Trapped air or moisture
C) Overuse of adhesive
D) Uneven cutting
Air or moisture trapped during installation expands, forming
bubbles that can damage the floor.
9. When installing laminate flooring, why is an expansion gap
necessary along walls?
A) To hide imperfections
B) To allow for natural expansion and contraction
C) To improve soundproofing
D) To make installation easier
Wood and laminate expand and contract with humidity changes;
an expansion gap prevents buckling.