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.v Secondv floorv decking
C.v Firstv floorv slabv onv grade
D.v Footingsv -v correctv answer-Secondv floorv decking
Thev toolv usedv tov carryv groutv neededv tov patchv av smallv holev isv
a:
A.v Hawk
B.v Polingv board
C.v Spotv board
D.v Mason'sv scutchv -v correctv answer-Spotv Board
Whichv pipev isv NOTv appropriatev forv industrialv wastes?
A.v Castv iron
B.v Schedulev 40v ABSv DWV
C.v Extrav strengthv vitrifiedv clay
D.v Copperv -v correctv answer-Copper
Wherev dov youv needv av firev wall?
A.v Betweenv av livingv roomv andv av bedroom
B.v Betweenv av bedroomv andv av bathroom
C.v Betweenv av kitchenv andv av bath
D.v Av separationv wallv betweenv av dwellingv andv anv attachmentv -
v correctv answer-
Av separationv wallv betweenv av dwellingv andv anv attachment.
Whatv isv thev minimumv clearancev betweenv roughv groundv andv untreatedv subfloorv joists?v -
v1correct v answer-
8v inches
Whov mayv removev asbestos?v -v correctv answer-
Contractorv withv Asbestosv Certificationv onv license.
,v
Whichv ofv thev followingv isv NOTv likelyv tov bev foundv inv significantv proportionsv inv granularv soi
l?
A.v Gravel
B.v Sand
C.v Silt
D.v Clayv -v correctv answer-Clay
Stilesv andv railsv arev usedv onv whichv ofv thev following?
A.v Furredv walls
B.v Roofs
C.v Windows
D.v Slabsv -v correctv answer-Windows.
Av stilev isv thev verticalv edgesv ofv thev windowv andv thev railsv arev thev bottomv andv to
p.
Whatv doesv av highv slumpv testv indicate?v -v correctv answer-Toov muchv water.
Metalv concretev formsv shouldv be?
A.v Oiled
B.v Watered
C.v Placedv againstv gravel
D.v Discardedv afterv eachv usev -v correctv answer-Oiled
Whatv doesv thev Rv meanv inv av descriptionv ofv insulation?v -v correctv answer-
Resistance
Whatv kindv ofv doorv wouldv youv installv forv someonev withv av 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.v Secondv floorv decking
C.v Firstv floorv slabv onv grade
D.v Footingsv -v correctv answer-Secondv floorv decking
Thev toolv usedv tov carryv groutv neededv tov patchv av smallv holev isv
a:
A.v Hawk
B.v Polingv board
C.v Spotv board
D.v Mason'sv scutchv -v correctv answer-Spotv Board
Whichv pipev isv NOTv appropriatev forv industrialv wastes?
A.v Castv iron
B.v Schedulev 40v ABSv DWV
C.v Extrav strengthv vitrifiedv clay
D.v Copperv -v correctv answer-Copper
Wherev dov youv needv av firev wall?
A.v Betweenv av livingv roomv andv av bedroom
B.v Betweenv av bedroomv andv av bathroom
C.v Betweenv av kitchenv andv av bath
D.v Av separationv wallv betweenv av dwellingv andv anv attachmentv -
v correctv answer-
Av separationv wallv betweenv av dwellingv andv anv attachment.
Whatv isv thev minimumv clearancev betweenv roughv groundv andv untreatedv subfloorv joists?v -
v1correct v answer-
8v inches
Whov mayv removev asbestos?v -v correctv answer-
Contractorv withv Asbestosv Certificationv onv license.
,v
Whichv ofv thev followingv isv NOTv likelyv tov bev foundv inv significantv proportionsv inv granularv soi
l?
A.v Gravel
B.v Sand
C.v Silt
D.v Clayv -v correctv answer-Clay
Stilesv andv railsv arev usedv onv whichv ofv thev following?
A.v Furredv walls
B.v Roofs
C.v Windows
D.v Slabsv -v correctv answer-Windows.
Av stilev isv thev verticalv edgesv ofv thev windowv andv thev railsv arev thev bottomv andv to
p.
Whatv doesv av highv slumpv testv indicate?v -v correctv answer-Toov muchv water.
Metalv concretev formsv shouldv be?
A.v Oiled
B.v Watered
C.v Placedv againstv gravel
D.v Discardedv afterv eachv usev -v correctv answer-Oiled
Whatv doesv thev Rv meanv inv av descriptionv ofv insulation?v -v correctv answer-
Resistance
Whatv kindv ofv doorv wouldv youv installv forv someonev withv av disability?
