10-CSLB B LICENSE GENERAL CONTRACTOR
EXAM QUESTIONS AND ANSWERS 100% PASS
If unused mortar stiffens due to hydration of cement, what must you do? - correct answer-
Discard the mortar
What minimum time must you wait before caulking or grouting new tiles? - correct answer-24-
48 Hours
How long should you wait before installing tile on a shower pan? - correct answer-24 Hours
Unstable dry rock, angular gravel, sandy loam, and cohesive soils having compressive strengths greater
than 0.5 and less than 1.5 tons/sq ft (tsf), are typical examples of: - correct answer-Type-B Soils
If 65 street lights are fed by a 2275 volt series circuit, what is the voltage across each light? -
correct answer-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: -
correct answer-1:1 (45°)
A Pittsburgh joint is used in: - correct answer-HVAC ductwork
The drain for a pressure relief valve on a water heater should be extended to: - correct answer-
The outside of the building
What is the minimum slope toward the drain of a shower pan? - correct answer-1/4" per foot (2%)
What is the diameter of #3 rebar? - correct answer-3/8"
,If a vendor fails to provide an MSDS, you have the right to call: - correct answer-Cal/OSHA or DOSH
When installing a door jamb, you need shims at: - correct answer-
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
C. Latex primer
D. White glue - correct answer-Epoxy cement
When do you need bracing for a drywall wall? - correct answer-
Diagonal bracing is needed every 25' for any drywall wall.
How should you clear the roots from a construction site? - correct answer-
Clear roots to 12" below grade.
Dividing watts by amps gives you: - correct answer-Volts
The most frequent on-the-job roofing accidents are: - correct answer-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. - correct answer-Wood tile
Lightweight concrete is best used for:
,A. Curb and Gutter
B.x Secondx floorx decking
C.x Firstx floorx slabx onx grade
D.x Footingsx -x correctx answer-Secondx floorx decking
Thex toolx usedx tox carryx groutx neededx tox patchx ax smallx holex isx
a:
A.x Hawk
B.x Polingx board
C.x Spotx board
D.x Mason'sx scutchx -x correctx answer-Spotx Board
Whichx pipex isx NOTx appropriatex forx industrialx wastes?
A.x Castx iron
B.x Schedulex 40x ABSx DWV
C.x Extrax strengthx vitrifiedx clay
D.x Copperx -x correctx answer-Copper
Wherex dox youx needx ax firex wall?
A.x Betweenx ax livingx roomx andx ax bedroom
B.x Betweenx ax bedroomx andx ax bathroom
C.x Betweenx ax kitchenx andx ax bath
D.x Ax separationx wallx betweenx ax dwellingx andx anx attachmentx -
x correctx answer-
Ax separationx wallx betweenx ax dwellingx andx anx attachment.
Whatx isx thex minimumx clearancex betweenx roughx groundx andx untreatedx subfloorx joists?x -
x1correct x answer-
8x inches
Whox mayx removex asbestos?x -x correctx answer-
Contractorx withx Asbestosx Certificationx onx license.
,x
Whichx ofx thex followingx isx NOTx likelyx tox bex foundx inx significantx proportionsx inx granularx soi
l?
A.x Gravel
B.x Sand
C.x Silt
D.x Clayx -x correctx answer-Clay
Stilesx andx railsx arex usedx onx whichx ofx thex following?
A.x Furredx walls
B.x Roofs
C.x Windows
D.x Slabsx -x correctx answer-Windows.
Ax stilex isx thex verticalx edgesx ofx thex windowx andx thex railsx arex thex bottomx andx to
p.
Whatx doesx ax highx slumpx testx indicate?x -x correctx answer-Toox muchx water.
Metalx concretex formsx shouldx be?
A.x Oiled
B.x Watered
C.x Placedx againstx gravel
D.x Discardedx afterx eachx usex -x correctx answer-Oiled
Whatx doesx thex Rx meanx inx ax descriptionx ofx insulation?x -x correctx answer-
Resistance
Whatx kindx ofx doorx wouldx youx installx forx someonex withx ax disability?
EXAM QUESTIONS AND ANSWERS 100% PASS
If unused mortar stiffens due to hydration of cement, what must you do? - correct answer-
Discard the mortar
What minimum time must you wait before caulking or grouting new tiles? - correct answer-24-
48 Hours
How long should you wait before installing tile on a shower pan? - correct answer-24 Hours
Unstable dry rock, angular gravel, sandy loam, and cohesive soils having compressive strengths greater
than 0.5 and less than 1.5 tons/sq ft (tsf), are typical examples of: - correct answer-Type-B Soils
If 65 street lights are fed by a 2275 volt series circuit, what is the voltage across each light? -
correct answer-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: -
correct answer-1:1 (45°)
A Pittsburgh joint is used in: - correct answer-HVAC ductwork
The drain for a pressure relief valve on a water heater should be extended to: - correct answer-
The outside of the building
What is the minimum slope toward the drain of a shower pan? - correct answer-1/4" per foot (2%)
What is the diameter of #3 rebar? - correct answer-3/8"
,If a vendor fails to provide an MSDS, you have the right to call: - correct answer-Cal/OSHA or DOSH
When installing a door jamb, you need shims at: - correct answer-
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
C. Latex primer
D. White glue - correct answer-Epoxy cement
When do you need bracing for a drywall wall? - correct answer-
Diagonal bracing is needed every 25' for any drywall wall.
How should you clear the roots from a construction site? - correct answer-
Clear roots to 12" below grade.
Dividing watts by amps gives you: - correct answer-Volts
The most frequent on-the-job roofing accidents are: - correct answer-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. - correct answer-Wood tile
Lightweight concrete is best used for:
,A. Curb and Gutter
B.x Secondx floorx decking
C.x Firstx floorx slabx onx grade
D.x Footingsx -x correctx answer-Secondx floorx decking
Thex toolx usedx tox carryx groutx neededx tox patchx ax smallx holex isx
a:
A.x Hawk
B.x Polingx board
C.x Spotx board
D.x Mason'sx scutchx -x correctx answer-Spotx Board
Whichx pipex isx NOTx appropriatex forx industrialx wastes?
A.x Castx iron
B.x Schedulex 40x ABSx DWV
C.x Extrax strengthx vitrifiedx clay
D.x Copperx -x correctx answer-Copper
Wherex dox youx needx ax firex wall?
A.x Betweenx ax livingx roomx andx ax bedroom
B.x Betweenx ax bedroomx andx ax bathroom
C.x Betweenx ax kitchenx andx ax bath
D.x Ax separationx wallx betweenx ax dwellingx andx anx attachmentx -
x correctx answer-
Ax separationx wallx betweenx ax dwellingx andx anx attachment.
Whatx isx thex minimumx clearancex betweenx roughx groundx andx untreatedx subfloorx joists?x -
x1correct x answer-
8x inches
Whox mayx removex asbestos?x -x correctx answer-
Contractorx withx Asbestosx Certificationx onx license.
,x
Whichx ofx thex followingx isx NOTx likelyx tox bex foundx inx significantx proportionsx inx granularx soi
l?
A.x Gravel
B.x Sand
C.x Silt
D.x Clayx -x correctx answer-Clay
Stilesx andx railsx arex usedx onx whichx ofx thex following?
A.x Furredx walls
B.x Roofs
C.x Windows
D.x Slabsx -x correctx answer-Windows.
Ax stilex isx thex verticalx edgesx ofx thex windowx andx thex railsx arex thex bottomx andx to
p.
Whatx doesx ax highx slumpx testx indicate?x -x correctx answer-Toox muchx water.
Metalx concretex formsx shouldx be?
A.x Oiled
B.x Watered
C.x Placedx againstx gravel
D.x Discardedx afterx eachx usex -x correctx answer-Oiled
Whatx doesx thex Rx meanx inx ax descriptionx ofx insulation?x -x correctx answer-
Resistance
Whatx kindx ofx doorx wouldx youx installx forx someonex withx ax disability?
