CSLB B LICENSE GENERAL CONTRACTOR EXAM
1. What should you do if unused mortar hardens due to cement hydration? - Answer: Discard the mortar.
2. What is the minimum waiting period before applying caulk or grout to new tiles? - Answer: 24 to 48 hours.
3. How long should you wait before placing ...
1. What should you do if unused mortar hardens due to cement hydration?
- Answer: Discard the mortar.
2. What is the minimum waiting period before applying caulk or grout to new tiles?
- Answer: 24 to 48 hours.
3. How long should you wait before placing tile on a shower pan?
- Answer: 24 hours.
4. What types of soil are classified as Type-B soils, characterized by unstable dry rock, angular gravel,
sandy loam, and cohesive soils with compressive strengths between 0.5 and 1.5 tons per square foot
(tsf)?
- Answer: Type-B Soils.
5. If a series circuit powers 65 street lights with a total voltage of 2275 volts, what is the voltage across
each light?
- Answer: 35 volts.
6. In a series circuit, how is total voltage distributed?
- Answer: The total voltage is divided equally among the lights.
7. For safety, what is the maximum slope permitted for an excavation up to 20 feet deep in Type-B soil?
- Answer: 1:1 (or 45°).
8. Where is a Pittsburgh joint commonly utilized?
- Answer: In HVAC ductwork.
,9. Where should the drain for a pressure relief valve on a water heater be directed?
- Answer: It should be extended to the outside of the building.
10. What is the required minimum slope towards the drain in a shower pan?
- Answer: 1/4 inch per foot (2%).
11. What is the diameter of #3 rebar?
- Answer: 3/8 inches.
12. If a vendor does not provide a Material Safety Data Sheet (MSDS), what action can you take?
- Answer: You may contact Cal/OSHA or DOSH.
13. When installing a door jamb, where do you need to place shims?
- Answer: Shims are needed on both the hinge and strike sides, three per side.
14. Which adhesive is commonly used for vinyl flooring?
- A. Epoxy cement
B. Asphalt mastic
C. Latex primer
D. White glue
- Answer: A. Epoxy cement.
15. When is bracing necessary for a drywall wall?
- Answer: Diagonal bracing is required every 25 feet for any drywall wall.
16. How should you remove roots from a construction site?
- Answer: Clear roots to 12 inches below grade.
17. What do you obtain by dividing watts by amps?
, - Answer: Volts.
18. What are the most common roofing accidents observed on the job?
- Answer: Falls.
19. Which of the following is NOT classified as a type of wood block flooring?
- A. Parquet
B. Wood mosaic
C. Wood tile
D. All of the above
- Answer: C. Wood tile.
20. Where is lightweight concrete most appropriately used?
- A. Curb and gutter
B. Second-floor decking
C. First-floor slab on grade
D. Footings
- Answer: B. Second-floor decking.
21. Which tool is suitable for carrying grout needed to fill a small hole?
- A. Hawk
B. Poling board
C. Spot board
D. Mason's scutch
- Answer: C. Spot board.
22. Which type of pipe is NOT suitable for handling industrial wastes?
- A. Cast iron
B. Schedule 40 ABS DWV
, C. Extra strength vitrified clay
D. Copper
- Answer: D. Copper.
23. Where is a fire wall necessary?
- 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
- Answer: D. 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.
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller bestscores1. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $10.52. You're not tied to anything after your purchase.
