- | P a g e
CSLB B LICENSE GENERAL
CONTRACTOR EXAM QUESTIONS
AND ANSWERS
Question 1: What distance beyond a truck does a flag need to be extended?
- 12 inches square, 3 feet from the taillamp
- 18 inches square, 4 feet from the taillamp
- 24 inches square, 5 feet from the taillamp
- 36 inches square, 6 feet from the taillamp
Correct Answer: B) 18 inches square, 4 feet from the taillamp
Question 2: Which of the following does not require insulation?
- Outside Wall
- Raised floor
- Interior wall
- Attic
Correct Answer: C) Interior wall
Question 3: What is the maximum rebar bend allowed?
A) 45°
B) 90°
C) 135°
D) 180°
Correct Answer: C) 135°
- | P a g e
Question 4: A carpeted floor has a wooden subfloor underneath and the customer wants you to install tiles, how should you proceed?
- Assume the subfloor is strong enough to hold the additional weight
- Test to ensure the subfloor is strong enough to hold the additional weight
- Place tile over carpet using backer board
- Place tile over carpet using green board
Correct Answer: B) Test to ensure the subfloor is strong enough to hold the additional weight
Question 5: How much time is needed from the brown to finish coat?
- 48 hours
- 7 days
- 14 days
- 28 days
Correct Answer: B) 7 days
Question 6: How do you measure a cylinder key for installation?
- From the center of the cylinder to the center of the door
- From the door edge to the center of the cylinder
- From the door edge to the edge of the cylinder
- From the center of the door to the edge of the cylinder
Correct Answer: B) From the door edge to the center of the cylinder
Question 7: What type of nail heads are used to fasten shingles?
- Round
- Flat
- Convex
- Concave
Correct Answer: B) Flat
- | P a g e
Question 8: What type of plan shows the layout of property lines, various setback information, and easements?
- Plot plan
- Floor plan
- Foundation plan
- Landscape plan
Correct Answer: A) Plot plan
Question 9: How should you deal with hazardous waste?
- Put it in plastic bag
- Put it in a metal dumpster container
- Separate it from other hazardous waste
- Contact the EPA
Correct Answer: C) Separate it from other hazardous waste
Question 10: What fastener spacing is required for the corners of oriented strand board
(OSB)?
- 6 on edge or 8 on center
- 6 on edge 12 on center
- 8 on edge 12 on center
- 8 on edge 16 on center
Correct Answer: B) 6 on edge 12 on center
Question 11: Can linoleum be repaired or patched?
- Never
- Yes, with a pattern match
- Yes, just cut small patch to fit
- No, because it's not repairable
Correct Answer: B) Yes, with a pattern match
- | P a g e
Question 12: What is the best tool used to cut a 2 foot diameter hole in plywood?
- Jigsaw
- Keyhole saw
- Mason saw
- Hacksaw
Correct Answer: A) Jigsaw
Question 13: Who may work with asbestos?
- Contractor carrying asbestos certification
- General contractor
- General Engineer
- Subcontractor
Correct Answer: A) Contractor carrying asbestos certification
Question 14: What tile is better with sanded grout?
- 4"x4" with a joint size between 3/32" and 1/16"
- 4"x4" with a joint size between 1/16" and 5/8"
- 6"x6" with a joint size between 1/16" and 1/8"
- 6"x6" with a joint size between 1/8" and 1/4"
Correct Answer: D) 6"x6" with a joint size between 1/8" and 1/4"
Question 15: If you have concrete subfloor, how would you install hardwood on top?
- Nail it but only if there is a vapor barrier under the slab
- Nail it but only if the hardwood is heavy enough to avoid warping
- Nail it along with a water-based membrane
- Glue down
