CSLB B LICENSE GENERAL CONTRACTOR EXAM Questions With Correct Solutions

If unused mortar stiffens due to hydration of cement, what must you do? - ANSWERSDiscard the mortar What minimum time must you wait before caulking or grouting new tiles? - ANSWERS24-48 Hours How long should you wait before installing tile on a shower pan? - ANSWERS24 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: - ANSWERSType-B Soils If 65 street lights are fed by a 2275 volt series circuit, what is the voltage across each light? - ANSWERS35V 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: - ANSWERS1:1 (45°) A Pittsburgh joint is used in: - ANSWERSHVAC ductwork The drain for a pressure relief valve on a water heater should be extended to: - ANSWERSThe outside of the building What is the minimum slope toward the drain of a shower pan? - ANSWERS1/4" per foot (2%) What is the diameter of #3 rebar? - ANSWERS3/8" If a vendor fails to provide an MSDS, you have the right to call: - ANSWERSCal/OSHA or DOSH When installing a door jamb, you need shims at: - ANSWERSBoth 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 - ANSWERSEpoxy cement When do you need bracing for a drywall wall? - ANSWERSDiagonal bracing is needed every 25' for any drywall wall. How should you clear the roots from a construction site? - ANSWERSClear roots to 12" below grade. Dividing watts by amps gives you: - ANSWERSVolts The most frequent on-the-job roofing accidents are: - ANSWERSFalls 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. - ANSWERSWood tile Lightweight concrete is best used for: A. Curb and Gutter B. Second floor decking C. First floor slab on grade D. Footings - ANSWERSSecond floor decking CSLB B LICENSE GENERAL CONTRACTOR EXAM Questions With Correct Solutions