FLOORING CONTRACTOR PRACTICE EXAM
Question And Correct Answers (Verified
Answers) Plus Rationales 2026 Q&A |Instant
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1.
What is the minimum required acclimation time for most hardwood flooring before installation?
A. 4–6 hours
B. 12 hours
C. 48–72 hours
D. 1 week
Rationale: Hardwood needs 48–72 hours to stabilize to the installation environment’s
temperature and humidity.
2.
Which moisture test is used to measure moisture vapor emission rate (MVER) from concrete?
A. Pin moisture meter
B. Hygrometer test
C. Calcium chloride test
D. RH in-situ probe
Rationale: A calcium chloride test measures MVER in pounds per 1,000 sq ft per 24 hours.
3.
What is the acceptable subfloor flatness tolerance for glue-down wood flooring?
A. 1/8" in 10 ft
B. 3/16" in 10 ft
,C. 1/2" in 8 ft
D. 1/4" in any direction
Rationale: Glue-down wood typically requires no more than 3/16" variation over 10 ft.
4.
Which underlayment is most appropriate for tile installations?
A. Felt paper
B. Cement backer board
C. Poly vapor barrier
D. Foam underlayment
Rationale: Cement backer board provides a stable, moisture-resistant base for tile.
5.
Which tool is essential for stretching carpet during installation?
A. J-roller
B. Undercut saw
C. Power stretcher
D. Seam roller
Rationale: A power stretcher ensures proper carpet tension and prevents wrinkles.
6.
What is the primary reason for expansion gaps around a laminate floor perimeter?
A. Aesthetic purposes
B. To prevent moisture issues
C. To level uneven subfloor
D. To allow for floor expansion/contraction
Rationale: Laminate expands and contracts with humidity; gaps avoid buckling.
7.
, What type of adhesive is typically used for luxury vinyl tile (LVT) dry-back?
A. Epoxy
B. Pressure-sensitive adhesive
C. Polyurethane
D. Rubber cement
Rationale: LVT dry-back generally requires a pressure-sensitive adhesive for proper bond.
8.
Which wood species is considered the hardest?
A. Red oak
B. Maple
C. Hickory
D. Brazilian cherry
Rationale: Brazilian cherry has a very high Janka rating, making it extremely hard.
9.
What is the purpose of a moisture barrier under floating floors on concrete?
A. Reduce noise
B. Increase insulation
C. Prevent moisture migration upward
D. Add cushioning
Rationale: A moisture barrier protects flooring from concrete moisture vapor.
10.
Which tool is used to check subfloor flatness?
A. Calipers
B. Hammer
C. 10-ft straightedge
D. Leveling rake
Rationale: A long straightedge is used to find dips and high spots..
11.
Question And Correct Answers (Verified
Answers) Plus Rationales 2026 Q&A |Instant
Download Pdf
1.
What is the minimum required acclimation time for most hardwood flooring before installation?
A. 4–6 hours
B. 12 hours
C. 48–72 hours
D. 1 week
Rationale: Hardwood needs 48–72 hours to stabilize to the installation environment’s
temperature and humidity.
2.
Which moisture test is used to measure moisture vapor emission rate (MVER) from concrete?
A. Pin moisture meter
B. Hygrometer test
C. Calcium chloride test
D. RH in-situ probe
Rationale: A calcium chloride test measures MVER in pounds per 1,000 sq ft per 24 hours.
3.
What is the acceptable subfloor flatness tolerance for glue-down wood flooring?
A. 1/8" in 10 ft
B. 3/16" in 10 ft
,C. 1/2" in 8 ft
D. 1/4" in any direction
Rationale: Glue-down wood typically requires no more than 3/16" variation over 10 ft.
4.
Which underlayment is most appropriate for tile installations?
A. Felt paper
B. Cement backer board
C. Poly vapor barrier
D. Foam underlayment
Rationale: Cement backer board provides a stable, moisture-resistant base for tile.
5.
Which tool is essential for stretching carpet during installation?
A. J-roller
B. Undercut saw
C. Power stretcher
D. Seam roller
Rationale: A power stretcher ensures proper carpet tension and prevents wrinkles.
6.
What is the primary reason for expansion gaps around a laminate floor perimeter?
A. Aesthetic purposes
B. To prevent moisture issues
C. To level uneven subfloor
D. To allow for floor expansion/contraction
Rationale: Laminate expands and contracts with humidity; gaps avoid buckling.
7.
, What type of adhesive is typically used for luxury vinyl tile (LVT) dry-back?
A. Epoxy
B. Pressure-sensitive adhesive
C. Polyurethane
D. Rubber cement
Rationale: LVT dry-back generally requires a pressure-sensitive adhesive for proper bond.
8.
Which wood species is considered the hardest?
A. Red oak
B. Maple
C. Hickory
D. Brazilian cherry
Rationale: Brazilian cherry has a very high Janka rating, making it extremely hard.
9.
What is the purpose of a moisture barrier under floating floors on concrete?
A. Reduce noise
B. Increase insulation
C. Prevent moisture migration upward
D. Add cushioning
Rationale: A moisture barrier protects flooring from concrete moisture vapor.
10.
Which tool is used to check subfloor flatness?
A. Calipers
B. Hammer
C. 10-ft straightedge
D. Leveling rake
Rationale: A long straightedge is used to find dips and high spots..
11.
