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Contractor's License General B Exam Questions with Correct Answers.Contractor's License General B Exam Questions with Correct Answers.
Typology: Exams
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15)When foil-backed gypsum panels are installed as exterior sheathing, the foil side should be facing: - Correct answer foil-backed panels are not used for exterior sheathing 16)What should you do before cutting the bottom chord of a truss? - Correct answer connect to adjacent trusses with cross ties 17)Which variety is considered a four-season grass? - Correct answer tall fescue 18)What minimum number of amps are needed to serve a 5,000 sq. ft. family residence where everything is run on electricity? - Correct answer 200 19)For a building to be square, you need: - Correct answer opposite walls parallel and diagonals equal 20)When would you wet concrete masonry blocks? - Correct answer never 21)Which of the following meets the minimum requirement for a wood fire door? - Correct answer 1-3/4" solid core 22)How far below the surface of drywall should you drive the head of a nail? - Correct answer 1/32" 23)When applying asphalt shingles, how far into the sheathing should you drive nails? - Correct answer 3/4" 24)What is the maximum exposure of 24" wood roofing shakes? - Correct answer 10" 25)When installing Fiberglass insulation between floor joists, the insulation is attached with: - Correct answer 26)Linings for shower receptors are typically: - Correct answer three layers of 15-lb asphalt saturated felt 27)A purlin is a: - Correct answer horizontal support that spans across adjacent rafters and may be above or below the principal rafters 28)Hitch is an important rule to follow when soldering? - Correct answer heat the joint, not the solder 29)What is the minimum required compressive strength for a concrete slab on grade? - Correct answer when the basement is finished
30)Which type of material would you use for backfill up to a foundation? - Correct answer gravel 31)For cantilevered beams, what is generally the maximum ratio of the supported to the unsupported length? Or cantilevered beams, what is generally the maximum ratio of the supported to the unsupported length? - Correct answer 2: 32)In a built-up wood post constructed of three separate piece of lumber, excessive loading may cause the pieces to buckle away from each other. How can this be prevented? - Correct answer the pieces should be securely nailed together 33)What is the recommended slope of a 4-ft sidewalk? - Correct answer 5% 34)Paint-grade wood cabinets require: - Correct answer sanding, priming, and finishing 35)When notching and boring studs in non-bearing walls, you must not cut more than: - Correct answer 60% when boring, 40% when notching 36)The first thing to do when installing a drop ceiling is: - Correct answer 37)What is the formula for the circumference of a circle? - Correct answer PI 3.14 X DIAMETER 38)What is the nailing pattern for installing shear wall paneling if it is not specified in the plans? - Correct answer 6" on edge and 12" in the field 39)What is the proper term for a floor that extends beyond the lower portion of the house? - Correct answer cantilever