1
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CSLB B LICENSE GENERAL CONTRACTOR
EXAM Questions and Answers (100%
Correct Answers) Already Graded A+
If unused mortar stiffens due to hydration of cement, what must
you do? [ ANS: ] Discard the mortar
What minimum time must you wait before caulking or grouting
new tiles? [ ANS: ] 24-48 Hours
How long should you wait before installing tile on a shower pan? [
© 2025 Assignment Expert
ANS: ] 24 Hours
Unstable dry rock, angular gravel, sandy loam, and cohesive soils
having compressive strengths greater than 0.5 and less than 1.5
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tons/sq ft (tsf), are typical examples of: [ ANS: ] Type-B Soils
If 65 street lights are fed by a 2275 volt series circuit, what is the
voltage across each light? [ ANS: ] 35V
In a series circuit, the total voltage is divided equally.
For safety reasons, the maximum simple slope of an excavation,
up to 20 ft deep, in Type-B soil is: [ ANS: ] 1:1 (45°)
A Pittsburgh joint is used in: [ ANS: ] HVAC ductwork
The drain for a pressure relief valve on a water heater should be
extended to: [ ANS: ] The outside of the building
What is the minimum slope toward the drain of a shower pan? [
ANS: ] 1/4" per foot (2%)
What is the diameter of #3 rebar? [ ANS: ] 3/8"
, 2
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If a vendor fails to provide an MSDS, you have the right to call: [
ANS: ] Cal/OSHA or DOSH
When installing a door jamb, you need shims at: [ ANS: ] Both
hinge and strike sides, three on each side.
Which of the following is used to adhere vinyl floors?
A. Epoxy cement
B. Asphalt mastic
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C. Latex primer
D. White glue [ ANS: ] Epoxy cement
Guru01 - Stuvia
When do you need bracing for a drywall wall? [ ANS: ] Diagonal
bracing is needed every 25' for any drywall wall.
How should you clear the roots from a construction site? [ ANS: ]
Clear roots to 12" below grade.
Dividing watts by amps gives you: [ ANS: ] Volts
The most frequent on-the-job roofing accidents are: [ ANS: ] Falls
Which of the following is NOT a type of wood block flooring?
A. Parquet
B. Wood Mosaic
C. Wood Tile
D. All of the above. [ ANS: ] Wood tile
Lightweight concrete is best used for:
, 3
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A. Curb and Gutter
B. Second floor decking
C. First floor slab on grade
D. Footings [ ANS: ] Second floor decking
The tool used to carry grout needed to patch a small hole is a:
© 2025 Assignment Expert
A. Hawk
B. Poling board
C. Spot board
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D. Mason's scutch [ ANS: ] Spot Board
Which pipe is NOT appropriate for industrial wastes?
A. Cast iron
B. Schedule 40 ABS DWV
C. Extra strength vitrified clay
D. Copper [ ANS: ] Copper
Where do you need a fire wall?
A. Between a living room and a bedroom
B. Between a bedroom and a bathroom
C. Between a kitchen and a bath
, 4
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D. A separation wall between a dwelling and an attachment [
ANS: ] A separation wall between a dwelling and an attachment.
What is the minimum clearance between rough ground and
untreated subfloor joists? [ ANS: ] 18 inches
Who may remove asbestos? [ ANS: ] Contractor with Asbestos
Certification on license.
Which of the following is NOT likely to be found in significant
proportions in granular soil?
© 2025 Assignment Expert
A. Gravel
B. Sand
Guru01 - Stuvia
C. Silt
D. Clay [ ANS: ] Clay
Stiles and rails are used on which of the following?
A. Furred walls
B. Roofs
C. Windows
D. Slabs [ ANS: ] Windows.
A stile is the vertical edges of the window and the rails are the
bottom and top.
What does a high slump test indicate? [ ANS: ] Too much water.
Metal concrete forms should be?
For Expert help and assignment solutions, +254707240657
CSLB B LICENSE GENERAL CONTRACTOR
EXAM Questions and Answers (100%
Correct Answers) Already Graded A+
If unused mortar stiffens due to hydration of cement, what must
you do? [ ANS: ] Discard the mortar
What minimum time must you wait before caulking or grouting
new tiles? [ ANS: ] 24-48 Hours
How long should you wait before installing tile on a shower pan? [
© 2025 Assignment Expert
ANS: ] 24 Hours
Unstable dry rock, angular gravel, sandy loam, and cohesive soils
having compressive strengths greater than 0.5 and less than 1.5
Guru01 - Stuvia
tons/sq ft (tsf), are typical examples of: [ ANS: ] Type-B Soils
If 65 street lights are fed by a 2275 volt series circuit, what is the
voltage across each light? [ ANS: ] 35V
In a series circuit, the total voltage is divided equally.
For safety reasons, the maximum simple slope of an excavation,
up to 20 ft deep, in Type-B soil is: [ ANS: ] 1:1 (45°)
A Pittsburgh joint is used in: [ ANS: ] HVAC ductwork
The drain for a pressure relief valve on a water heater should be
extended to: [ ANS: ] The outside of the building
What is the minimum slope toward the drain of a shower pan? [
ANS: ] 1/4" per foot (2%)
What is the diameter of #3 rebar? [ ANS: ] 3/8"
, 2
For Expert help and assignment solutions, +254707240657
If a vendor fails to provide an MSDS, you have the right to call: [
ANS: ] Cal/OSHA or DOSH
When installing a door jamb, you need shims at: [ ANS: ] Both
hinge and strike sides, three on each side.
Which of the following is used to adhere vinyl floors?
A. Epoxy cement
B. Asphalt mastic
© 2025 Assignment Expert
C. Latex primer
D. White glue [ ANS: ] Epoxy cement
Guru01 - Stuvia
When do you need bracing for a drywall wall? [ ANS: ] Diagonal
bracing is needed every 25' for any drywall wall.
How should you clear the roots from a construction site? [ ANS: ]
Clear roots to 12" below grade.
Dividing watts by amps gives you: [ ANS: ] Volts
The most frequent on-the-job roofing accidents are: [ ANS: ] Falls
Which of the following is NOT a type of wood block flooring?
A. Parquet
B. Wood Mosaic
C. Wood Tile
D. All of the above. [ ANS: ] Wood tile
Lightweight concrete is best used for:
, 3
For Expert help and assignment solutions, +254707240657
A. Curb and Gutter
B. Second floor decking
C. First floor slab on grade
D. Footings [ ANS: ] Second floor decking
The tool used to carry grout needed to patch a small hole is a:
© 2025 Assignment Expert
A. Hawk
B. Poling board
C. Spot board
Guru01 - Stuvia
D. Mason's scutch [ ANS: ] Spot Board
Which pipe is NOT appropriate for industrial wastes?
A. Cast iron
B. Schedule 40 ABS DWV
C. Extra strength vitrified clay
D. Copper [ ANS: ] Copper
Where do you need a fire wall?
A. Between a living room and a bedroom
B. Between a bedroom and a bathroom
C. Between a kitchen and a bath
, 4
For Expert help and assignment solutions, +254707240657
D. A separation wall between a dwelling and an attachment [
ANS: ] A separation wall between a dwelling and an attachment.
What is the minimum clearance between rough ground and
untreated subfloor joists? [ ANS: ] 18 inches
Who may remove asbestos? [ ANS: ] Contractor with Asbestos
Certification on license.
Which of the following is NOT likely to be found in significant
proportions in granular soil?
© 2025 Assignment Expert
A. Gravel
B. Sand
Guru01 - Stuvia
C. Silt
D. Clay [ ANS: ] Clay
Stiles and rails are used on which of the following?
A. Furred walls
B. Roofs
C. Windows
D. Slabs [ ANS: ] Windows.
A stile is the vertical edges of the window and the rails are the
bottom and top.
What does a high slump test indicate? [ ANS: ] Too much water.
Metal concrete forms should be?
