Florida Drywall Contractor Licensing Exam –
Practice Test Questions And Correct Answers
(Verified Answers) Plus Rationales 2025/2026
Q&A | Instant Download Pdf
1. What is the primary material used for drywall panels?
a) Plywood
b) Cement board
c) Gypsum board
d) OSB
Gypsum board
Drywall is composed primarily of gypsum plaster sandwiched between paper
layers.
2. What is the minimum thickness of drywall typically required for fire-rated
assemblies between garages and living spaces?
a) 3/8 inch
b) 1/2 inch
c) 5/8 inch
d) 1 inch
,5/8 inch
Florida Building Code requires 5/8-inch Type X drywall for most fire-rated
assemblies due to its fire resistance.
3. Which tool is used to finish drywall joints?
a) Saw
b) Hammer
c) Taping knife
d) Level
Taping knife
A taping knife spreads joint compound smoothly over seams and tape.
4. When installing drywall on ceilings with 24-inch framing spacing, what is
the minimum recommended drywall thickness?
a) 3/8 inch
b) 1/2 inch
c) 5/8 inch
d) 1 inch
5/8 inch
Thicker drywall prevents sagging when installed on wide ceiling joist spacing.
5. What is the proper method to fasten drywall to metal studs?
a) Nails
, b) Staples
c) Drywall screws
d) Adhesive only
Drywall screws
Drywall screws provide better holding power in metal studs compared to nails or
staples.
6. What is the standard edge type for drywall sheets to allow smooth joint
finishing?
a) Tongue-and-groove
b) Shiplap
c) Tapered edge
d) Beveled edge
Tapered edge
Tapered edges create a recess for joint compound and tape, allowing smooth
seams.
7. For soundproofing, which type of drywall is most commonly used?
a) Standard gypsum board
b) Green board
c) Soundproof drywall (acoustic-rated)
d) Fire-rated Type X
, Soundproof drywall (acoustic-rated)
Special soundproof drywall has laminated layers that reduce sound
transmission.
8. What is the recommended spacing for drywall screws on walls?
a) Every 6 inches
b) Every 8 inches
c) Every 16 inches
d) Every 24 inches
Every 16 inches
Screws should be placed every 16 inches on studs for adequate support.
9. Which drywall type is moisture-resistant and commonly used in
bathrooms?
a) Standard white board
b) Fire-rated board
c) Green board
d) Soundproof board
Green board
Green board is water-resistant and suitable for high-humidity areas, but not
direct water exposure.
Practice Test Questions And Correct Answers
(Verified Answers) Plus Rationales 2025/2026
Q&A | Instant Download Pdf
1. What is the primary material used for drywall panels?
a) Plywood
b) Cement board
c) Gypsum board
d) OSB
Gypsum board
Drywall is composed primarily of gypsum plaster sandwiched between paper
layers.
2. What is the minimum thickness of drywall typically required for fire-rated
assemblies between garages and living spaces?
a) 3/8 inch
b) 1/2 inch
c) 5/8 inch
d) 1 inch
,5/8 inch
Florida Building Code requires 5/8-inch Type X drywall for most fire-rated
assemblies due to its fire resistance.
3. Which tool is used to finish drywall joints?
a) Saw
b) Hammer
c) Taping knife
d) Level
Taping knife
A taping knife spreads joint compound smoothly over seams and tape.
4. When installing drywall on ceilings with 24-inch framing spacing, what is
the minimum recommended drywall thickness?
a) 3/8 inch
b) 1/2 inch
c) 5/8 inch
d) 1 inch
5/8 inch
Thicker drywall prevents sagging when installed on wide ceiling joist spacing.
5. What is the proper method to fasten drywall to metal studs?
a) Nails
, b) Staples
c) Drywall screws
d) Adhesive only
Drywall screws
Drywall screws provide better holding power in metal studs compared to nails or
staples.
6. What is the standard edge type for drywall sheets to allow smooth joint
finishing?
a) Tongue-and-groove
b) Shiplap
c) Tapered edge
d) Beveled edge
Tapered edge
Tapered edges create a recess for joint compound and tape, allowing smooth
seams.
7. For soundproofing, which type of drywall is most commonly used?
a) Standard gypsum board
b) Green board
c) Soundproof drywall (acoustic-rated)
d) Fire-rated Type X
, Soundproof drywall (acoustic-rated)
Special soundproof drywall has laminated layers that reduce sound
transmission.
8. What is the recommended spacing for drywall screws on walls?
a) Every 6 inches
b) Every 8 inches
c) Every 16 inches
d) Every 24 inches
Every 16 inches
Screws should be placed every 16 inches on studs for adequate support.
9. Which drywall type is moisture-resistant and commonly used in
bathrooms?
a) Standard white board
b) Fire-rated board
c) Green board
d) Soundproof board
Green board
Green board is water-resistant and suitable for high-humidity areas, but not
direct water exposure.
