Exam (elaborations)
CSLB B LICENSE GENERAL CONTRACTOR EXAM|330 QUESTIONS AND ANSWERS
CSLB B LICENSE GENERAL CONTRACTOR EXAM|330 QUESTIONS AND ANSWERS
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CSLB B LICENSE GENERAL CONTRACTOREXAM|330 QUESTIONS AND ANSWERS
If unused mortar stiffens due to hydration of cement, what must you do? - -
Discard the mortar
-What minimum time must you wait before caulking or grouting new tiles? -
-24-48 Hours
-How long should you wait before installing tile on a shower pan? - -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: - -Type-B Soils
-If 65 street lights are fed by a 2275 volt series circuit, what is the voltage
across each light? - -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: - -1:1 (45°)
-A Pittsburgh joint is used in: - -HVAC ductwork
-The drain for a pressure relief valve on a water heater should be extended
to: - -The outside of the building
-What is the minimum slope toward the drain of a shower pan? - -1/4" per
foot (2%)
-What is the diameter of #3 rebar? - -3/8"
-If a vendor fails to provide an MSDS, you have the right to call: - -Cal/OSHA
or DOSH
-When installing a door jamb, you need shims at: - -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 - -Epoxy cement
-When do you need bracing for a drywall wall? - -Diagonal bracing is needed
every 25' for any drywall wall.
-How should you clear the roots from a construction site? - -Clear roots to
12" below grade.
-Dividing watts by amps gives you: - -Volts
-The most frequent on-the-job roofing accidents are: - -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. - -Wood tile
-Lightweight concrete is best used for:
A. Curb and Gutter
B. Second floor decking
C. First floor slab on grade
D. Footings - -Second floor decking
-The tool used to carry grout needed to patch a small hole is a:
A. Hawk
B. Poling board
C. Spot board
D. Mason's scutch - -Spot Board
-Which pipe is NOT appropriate for industrial wastes?
A. Cast iron
B. Schedule 40 ABS DWV
C. Extra strength vitrified clay
D. Copper - -Copper
-Where do you need a fire wall?
A. Between a living room and a bedroom
B. Between a bedroom and a bathroom
C. Between a kitchen and a bath
,D. A separation wall between a dwelling and an attachment - -A separation
wall between a dwelling and an attachment.
-What is the minimum clearance between rough ground and untreated
subfloor joists? - -18 inches
-Who may remove asbestos? - -Contractor with Asbestos Certification on
license.
-Which of the following is NOT likely to be found in significant proportions in
granular soil?
A. Gravel
B. Sand
C. Silt
D. Clay - -Clay
-Stiles and rails are used on which of the following?
A. Furred walls
B. Roofs
C. Windows
D. Slabs - -Windows.
A stile is the vertical edges of the window and the rails are the bottom and
top.
-What does a high slump test indicate? - -Too much water.
-Metal concrete forms should be?
A. Oiled
B. Watered
C. Placed against gravel
D. Discarded after each use - -Oiled
-What does the R mean in a description of insulation? - -Resistance
-What kind of door would you install for someone with a disability?
A. Automatic with minimum of 3 seconds to close
B. Automatic with maximum of 5 seconds to open
C. Manual with maximum of 8.5 pounds to operate
D. Either A or C - -Either A or C
-Triple-walled metal chimney installations are regulated by: - -ICC
, ICC-IBC-IRC is the international code council. IBC is international building
code commercial. IRC is the international residential code.
-If you are a general contractor, you should call a specialty contractor when:
- -You encounter an unfamiliar trade.
-When a stairway serves a public building, what is the minimum number of
steps for which a handrail is required? - -Two
-What is the minimum underlayment for asphalt shingles? - -15 pounds
-How long should you wait before sealing new tile work? - -2 weeks
-When do you install insulation? - -After the electrical and plumbing are
approved.
-When do you NOT need an exhaust fan in a bathroom? - -When there is a
window in the bathroom.
-What is a bush-hammer used for? - -Roughen surface of hardened
concrete.
-When you say a wall is perfect it is: - -Both plumb and straight.
-The purpose of a batter board in concrete work is: - -Support layout strings
when location foundations.
-What is the difference between a hip jack rafter and a common rafter? - -A
hip jack runs from the top plate to a hip rafter, but a common rafter runs to
the ridge board.
-When should you float a concrete surface? - -As soon as the water sheen
evaporates
-When installing drywall screws you should:
A. Countersink
B. Drive just below the face of the board
C. Leave slightly above the surface
D. Use the highest torque setting - -Drive just below the face of the board
without breaking the paper.
-Before placing tile with mastic, you should: - -Seal the surface.
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