CSLB B LICENSE GENERAL CONTRACTOR EXAM QUESTIONS WITH 100- CORRECT ANSWERS

CSLBBLICENSEGENERALCONTRACTOR EXAM v v v v v




QUESTIONS WITH 100% CORRECT ANSWERS
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If unused mortar stiffens due to hydration of cement, what must you do? - correct answer- Discard
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the mortar
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What minimum time must you wait before caulking or grouting new tiles? - correct answer-24-48 Hours
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How long should you wait before installing tile on a shower pan? - correct answer-24 Hours
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Unstable dry rock, angular gravel, sandy loam, and cohesive soils having compressive strengths greater t han
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0.5 and less than 1.5 tons/sq ft (tsf), are typical examples of: - correct answer-Type-B Soils
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If 65 street lights are fed by a 2275 volt series circuit, what is the voltage across each light? - correct
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answer-35V
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In a series circuit, the total voltage is divided equally.
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For safety reasons, the maximum simple slope of an excavation, up to 20 ft deep, in Type-B soil is: - correct
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answer-1:1 (45°)
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ARPittsburgh joint is used in: - correct answer-HVAC ductwork v v v v v v v v




The drain for a pressure relief valve on a water heater should be extended to: - correct answer- The
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outside of the building
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What is the minimum slope toward the drain of a shower pan? - correct answer-1/4" per foot (2%)
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What is the diameter of #3 rebar? - correct answer-3/8"
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,If a vendor fails to provide an MSDS, you have the right to call: - correct answer-Cal/OSHA or DOSH
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When installing a door jamb, you need shims at: - correct answer- Both
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hinge and strike sides, three on each side.
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Which of the following is used to adhere vinyl floors?
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A. Epoxy cement v




B. Asphalt mastic v




C. Latex primer v




D. White glue - correct answer-Epoxy cement v v v v v




When do you need bracing for a drywall wall? - correct answer-
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Diagonal bracing is needed every 25' for any drywall wall.
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How should you clear the roots from a construction site? - correct answer- Clear
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roots to 12" below grade.
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Dividing watts by amps gives you: - correct answer-Volts
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The most frequent on-the-job roofing accidents are: - correct answer-Falls
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Which of the following is NOT a type of wood block flooring?
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A. Parquet

B. WoodMosaic v




C. Wood Tile v




D. All of the above. - correct answer-Wood tile
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,Lightweight concrete is best used for: v v v v v




A. Curb and Gutter v v




B. Second floor decking v v




C. First floor slab on grade
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D. Footings - correct answer-Second floor decking
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The tool used to carry grout needed to patch a small hole is a:
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A. Hawk

B. Poling board v




C. Spot board v




D. Mason's scutch - correct answer-Spot Board
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Which pipe is NOT appropriate for industrial wastes?
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A. Cast ironv




B. Schedule 40 ABS DWV v v v




C. Extra strength vitrified clay
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D. Copper - correct answer-Copper
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Where do you need a fire wall?
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A. Between a living room and a bedroom v v v v v v




B. Between a bedroom and a bathroom v v v v v




C. Between a kitchen and a bath v v v v v




D. ARseparation wall between a dwelling and an attachment - correct answer- A
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separation wall between a dwelling and an attachment.
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, What is the minimum clearance between rough ground and untreated subfloor joists? - correct answer- 18
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inches
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Who may remove asbestos? - correct answer-Contractor with Asbestos Certification on license.
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Which of the following is NOT likely to be found in significant proportions in granular soil?
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A. Gravel

B. Sand

C. Silt

D. Clay - correct answer-Clay
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Stiles and rails are used on which of the following?
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A. Furred walls v




B. Roofs

C. Windows

D. Slabs - correct answer-Windows. v v v




A stile is the vertical edges of the window and the rails are the bottom and top.
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What does a high slump test indicate? - correct answer-Too much water.
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Metal concrete forms should be?
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A. Oiled

B. Watered

C. Placed against gravel v v




D. Discarded after each use - correct answer-Oiled v v v v v v