Page 1 of 107
DRYWALL CONTRACTOR EXAM|QUESTION
AND ANSWERS WITH RATIONALE|GRADED
A+|100% PASS ASSURANCE|2026 UPDATE
1. The primary tool used to cut drywall sheets to size is a:
A) Circular saw
B) Utility knife with snap-off blades
C) Jigsaw
D) Reciprocating saw
Answer: B
Rationale: A utility knife scores the paper face, allowing the
board to be snapped cleanly along the score line. Circular saws
create excessive dust and are not standard for drywall cutting .
2. A "drywall lift" is used to:
A) Lift drywall sheets into place on ceilings
B) Lift drywall off the ground for storage
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C) Lift tools to upper floors
D) Lift heavy buckets of joint compound
Answer: A
Rationale: Drywall lifts are mechanical or hydraulic devices that
raise 4'x8' or larger sheets to ceiling height, allowing single-
person installation .
3. What is the purpose of a "drywall router" (rotary cut tool)?
A) To sand joints
B) To cut openings for electrical boxes, windows, and doors after
hanging
C) To mix joint compound
D) To drive screws
Answer: B
Rationale: A drywall router (or roto-zip) uses a spinning bit to
cut precise openings for outlets, switches, and fixtures after
drywall is hung .
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4. True or False: A "banjo" is a musical instrument used on
drywall jobsites for entertainment.
Answer: False
Rationale: A banjo is a drywall taping tool that automatically
applies joint tape while dispensing mud, speeding up the taping
process .
5. A "drywall screw gun" differs from a standard drill because it:
A) Has more power
B) Features a depth-sensitive nosepiece that countersinks screws
consistently
C) Is cordless only
D) Has a hammer function
Answer: B
Rationale: Drywall screw guns have a adjustable nosepiece that
stops driving when the screw is properly countersunk, preventing
paper tear-through .
, Page 4 of 107
6. The proper grit sequence for drywall sanding is typically:
A) 40 → 60 → 80
B) 120 → 150 → 180
C) 220 → 320 → 400
D) 80 → 120 → 150
Answer: B
Rationale: Drywall sanding uses finer grits (120-180) to smooth
joint compound without scratching the paper face .
7. What is a "mud hawk"?
A) A bird that eats joint compound
B) A flat metal or plastic plate with a handle used to hold joint
compound while troweling
C) A type of drywall saw
D) A sanding pole attachment
Answer: B
Rationale: A mud hawk (or hawk) is a flat square with a handle
DRYWALL CONTRACTOR EXAM|QUESTION
AND ANSWERS WITH RATIONALE|GRADED
A+|100% PASS ASSURANCE|2026 UPDATE
1. The primary tool used to cut drywall sheets to size is a:
A) Circular saw
B) Utility knife with snap-off blades
C) Jigsaw
D) Reciprocating saw
Answer: B
Rationale: A utility knife scores the paper face, allowing the
board to be snapped cleanly along the score line. Circular saws
create excessive dust and are not standard for drywall cutting .
2. A "drywall lift" is used to:
A) Lift drywall sheets into place on ceilings
B) Lift drywall off the ground for storage
,Page 2 of 107
C) Lift tools to upper floors
D) Lift heavy buckets of joint compound
Answer: A
Rationale: Drywall lifts are mechanical or hydraulic devices that
raise 4'x8' or larger sheets to ceiling height, allowing single-
person installation .
3. What is the purpose of a "drywall router" (rotary cut tool)?
A) To sand joints
B) To cut openings for electrical boxes, windows, and doors after
hanging
C) To mix joint compound
D) To drive screws
Answer: B
Rationale: A drywall router (or roto-zip) uses a spinning bit to
cut precise openings for outlets, switches, and fixtures after
drywall is hung .
,Page 3 of 107
4. True or False: A "banjo" is a musical instrument used on
drywall jobsites for entertainment.
Answer: False
Rationale: A banjo is a drywall taping tool that automatically
applies joint tape while dispensing mud, speeding up the taping
process .
5. A "drywall screw gun" differs from a standard drill because it:
A) Has more power
B) Features a depth-sensitive nosepiece that countersinks screws
consistently
C) Is cordless only
D) Has a hammer function
Answer: B
Rationale: Drywall screw guns have a adjustable nosepiece that
stops driving when the screw is properly countersunk, preventing
paper tear-through .
, Page 4 of 107
6. The proper grit sequence for drywall sanding is typically:
A) 40 → 60 → 80
B) 120 → 150 → 180
C) 220 → 320 → 400
D) 80 → 120 → 150
Answer: B
Rationale: Drywall sanding uses finer grits (120-180) to smooth
joint compound without scratching the paper face .
7. What is a "mud hawk"?
A) A bird that eats joint compound
B) A flat metal or plastic plate with a handle used to hold joint
compound while troweling
C) A type of drywall saw
D) A sanding pole attachment
Answer: B
Rationale: A mud hawk (or hawk) is a flat square with a handle
