LICENSING EXAM – PRACTICE QUESTIONS
AND CORRECT ANSWERS (VERIFIED
ANSWERS) PLUS RATIONALES 2026 Q&A |
INSTANT DOWNLOAD PDF
1. Which screw type is most commonly used to attach drywall
to steel studs?
A. Wood screw
B. Self-drilling drywall screw
C. Masonry screw
D. Lag bolt
Correct Answer: B
Self-drilling screws are designed to penetrate thin-gauge steel
studs without pre-drilling.
2. What is the standard thickness of drywall used on most
interior walls?
A. 1/4 inch
B. 3/8 inch
,C. 1/2 inch
D. 3/4 inch
Correct Answer: C
1/2-inch drywall is the industry standard for residential and
light commercial interiors.
3. Which drywall thickness is typically required for ceilings to
prevent sagging?
A. 1/4 inch
B. 3/8 inch
C. 5/8 inch
D. 1/2 inch
Correct Answer: C
5/8-inch drywall provides added rigidity and sag resistance on
ceilings.
4. Fire-rated drywall is commonly identified by which color?
A. Green
B. Pink
C. Brown
D. Blue
,Correct Answer: B
Type X fire-rated drywall is commonly pink and contains glass
fibers for fire resistance.
5. Moisture-resistant drywall is best used in which location?
A. Living room
B. Bedroom
C. Hallway
D. Bathroom
Correct Answer: D
Moisture-resistant drywall is designed for high-humidity areas
such as bathrooms.
6. What tool is used to finish drywall joints?
A. Hammer
B. Utility knife
C. Taping knife
D. Drill
Correct Answer: C
A taping knife is used to apply and smooth joint compound
over seams.
, 7. How far apart should drywall screws typically be spaced on
wall panels?
A. 6 inches
B. 8 inches
C. 12 inches
D. 24 inches
Correct Answer: C
Standard screw spacing on walls is approximately 12 inches
apart.
8. Which of the following is used to conceal drywall seams?
A. Primer
B. Paint
C. Joint tape and compound
D. Adhesive
Correct Answer: C
Joint tape and compound hide seams and prevent cracking.
9. What is the purpose of corner bead?
A. Cover nail holes
B. Improve fire resistance