CSLB B LICENSE GENERAL CONTRACTOR EXAM
1. If unused mortar stiffens due to hydration of cement, what must you
do?: Discard the mortar
2. What minimum time must you wait before caulking or grouting new
tiles?: 24-48 Hours
3. How long should you wait before installing tile on a shower pan?: 24
Hours 4. 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
5. 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.
6. For safety reasons, the maximum simple slope of an excavation, up to 20
ft deep, in Type-B soil is:: 1:1 (45°)
7. A Pittsburgh joint is used in:: HVAC ductwork
8. The drain for a pressure relief valve on a water heater should be
extended to:: The outside of the building
9. What is the minimum slope toward the drain of a shower pan?: 1/4" per
foot
(2%)
10. What is the diameter of #3 rebar?: 3/8"
11. If a vendor fails to provide an MSDS, you have the right to call::
Cal/OSHA or DOSH
12. When installing a door jamb, you need shims at:: Both hinge and strike
sides, three on each side.
13. Which of the following is used to adhere vinyl floors?
A. Epoxy cement
B. Asphalt mastic
C. Latex primer
D. White glue: Epoxy cement
14. When do you need bracing for a drywall wall?: Diagonal bracing is needed
every 25' for any drywall wall.
15. How should you clear the roots from a construction site?: Clear roots to
12" below grade.
,16. Dividing watts by amps gives you:: Volts
17. The most frequent on-the-job roofing accidents are:: Falls 18. 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
19. 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
20. 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
21. Which pipe is NOT appropriate for industrial wastes?
A. Cast iron
B. Schedule 40 ABS DWV
C. Extra strength vitrified clay
D. Copper: Copper
22. 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.
23. What is the minimum clearance between rough ground and untreated
subfloor joists?: 18 inches
, CSLB B LICENSE GENERAL CONTRACTOR EXAM
24. Who may remove asbestos?: Contractor with Asbestos Certification on
license.
25. 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
26. 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.
27. What does a high slump test indicate?: Too much water.
28. Metal concrete forms should be?
A. Oiled
B. Watered
C. Placed against gravel
D. Discarded after each use: Oiled
29. What does the R mean in a description of insulation?: Resistance
30. 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
31. 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.
, 32. If you are a general contractor, you should call a specialty contractor
when:: You encounter an unfamiliar trade.
33. When a stairway serves a public building, what is the minimum number
of steps for which a handrail is required?: Two
34. What is the minimum underlayment for asphalt shingles?: 15 pounds
35. How long should you wait before sealing new tile work?: 2 weeks
36. When do you install insulation?: After the electrical and plumbing are
approved.
37. When do you NOT need an exhaust fan in a bathroom?: When there is a
window in the bathroom.
38. What is a bush-hammer used for?: Roughen surface of hardened concrete.
39. When you say a wall is perfect it is:: Both plumb and straight.
1. If unused mortar stiffens due to hydration of cement, what must you
do?: Discard the mortar
2. What minimum time must you wait before caulking or grouting new
tiles?: 24-48 Hours
3. How long should you wait before installing tile on a shower pan?: 24
Hours 4. 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
5. 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.
6. For safety reasons, the maximum simple slope of an excavation, up to 20
ft deep, in Type-B soil is:: 1:1 (45°)
7. A Pittsburgh joint is used in:: HVAC ductwork
8. The drain for a pressure relief valve on a water heater should be
extended to:: The outside of the building
9. What is the minimum slope toward the drain of a shower pan?: 1/4" per
foot
(2%)
10. What is the diameter of #3 rebar?: 3/8"
11. If a vendor fails to provide an MSDS, you have the right to call::
Cal/OSHA or DOSH
12. When installing a door jamb, you need shims at:: Both hinge and strike
sides, three on each side.
13. Which of the following is used to adhere vinyl floors?
A. Epoxy cement
B. Asphalt mastic
C. Latex primer
D. White glue: Epoxy cement
14. When do you need bracing for a drywall wall?: Diagonal bracing is needed
every 25' for any drywall wall.
15. How should you clear the roots from a construction site?: Clear roots to
12" below grade.
,16. Dividing watts by amps gives you:: Volts
17. The most frequent on-the-job roofing accidents are:: Falls 18. 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
19. 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
20. 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
21. Which pipe is NOT appropriate for industrial wastes?
A. Cast iron
B. Schedule 40 ABS DWV
C. Extra strength vitrified clay
D. Copper: Copper
22. 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.
23. What is the minimum clearance between rough ground and untreated
subfloor joists?: 18 inches
, CSLB B LICENSE GENERAL CONTRACTOR EXAM
24. Who may remove asbestos?: Contractor with Asbestos Certification on
license.
25. 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
26. 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.
27. What does a high slump test indicate?: Too much water.
28. Metal concrete forms should be?
A. Oiled
B. Watered
C. Placed against gravel
D. Discarded after each use: Oiled
29. What does the R mean in a description of insulation?: Resistance
30. 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
31. 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.
, 32. If you are a general contractor, you should call a specialty contractor
when:: You encounter an unfamiliar trade.
33. When a stairway serves a public building, what is the minimum number
of steps for which a handrail is required?: Two
34. What is the minimum underlayment for asphalt shingles?: 15 pounds
35. How long should you wait before sealing new tile work?: 2 weeks
36. When do you install insulation?: After the electrical and plumbing are
approved.
37. When do you NOT need an exhaust fan in a bathroom?: When there is a
window in the bathroom.
38. What is a bush-hammer used for?: Roughen surface of hardened concrete.
39. When you say a wall is perfect it is:: Both plumb and straight.
