CSLB CLASS B / C-10 LICENSE - CALIFORNIA GENERAL BUILDING & ELECTRICAL
CONTRACTOR COMPLETE EXAM QUESTIONS AND 100% VERIFIED ANSWERS
(PASS GUARANTEE) 2026/2027
1. Under California Business and Professions Code, a contractor's license must
be renewed every:
A) One year
B) Two years
C) Three years
D) Four years
✓ Answer: B) Two years
2. If a CSLB licensee changes their business address, they must notify the CSLB
within:
A) 30 days
B) 60 days
C) 90 days
D) 120 days
✓ Answer: C) 90 days
3. The minimum workers' compensation insurance requirement for a licensed
contractor with employees in California is:
A) Optional if employees sign waivers
B) Required by law for all employees
C) Only required for full-time employees
D) Only required on public works projects
✓ Answer: B) Required by law for all employees
4. A contractor who abandons a project without legal justification may face which
CSLB action?
A) Warning letter only
B) Mandatory arbitration
C) License revocation or suspension
D) Automatic license downgrade
, ✓ Answer: C) License revocation or suspension
5. California's prompt payment law requires general contractors to pay
subcontractors within how many days of receiving payment from the owner?
A) 3 days
B) 5 days
C) 7 days
D) 10 days
✓ Answer: C) 7 days
6. A home improvement contract for work over $500 must include:
A) Contractor's bond number only
B) Start date, completion date, and description of work
C) A lien waiver signed by the owner
D) Notarized signatures from both parties
✓ Answer: B) Start date, completion date, and description of work
7. Under California law, a contractor's preliminary 20-day notice must be served
on:
A) The owner only
B) The lender only
C) The owner, general contractor, and construction lender
D) The building department only
✓ Answer: C) The owner, general contractor, and construction lender
8. The maximum civil penalty the CSLB can impose per violation is:
A) $1,000
B) $5,000
C) $15,000
D) $50,000
✓ Answer: C) $15,000
9. A contractor who knowingly employs an unlicensed subcontractor to perform
work requiring licensure may:
A) Face no penalty if work passes inspection
B) Lose their license and face civil penalties
C) Only pay a $500 fine
D) Be required to re-inspect completed work
, ✓ Answer: B) Lose their license and face civil penalties
10. Under California's mechanic's lien law, a direct contractor must record a lien
within how many days after completion of the project?
A) 30 days
B) 60 days
C) 90 days
D) 120 days
✓ Answer: C) 90 days
— Project Management —
11. A critical path method (CPM) schedule is primarily used to:
A) Track employee hours
B) Identify the sequence of tasks that determines the minimum project
duration
C) Calculate material costs
D) Manage subcontractor bids
✓ Answer: B) Identify the sequence of tasks that determines the
minimum project duration
12. A Request for Information (RFI) in construction is used to:
A) Request additional payment
B) Clarify ambiguities in plans or specifications
C) Terminate a subcontract
D) Apply for a building permit
✓ Answer: B) Clarify ambiguities in plans or specifications
13. A Notice to Owner (NTO) protects which party's lien rights?
A) General contractor
B) Owner
C) Subcontractors and material suppliers
D) Surety company
✓ Answer: C) Subcontractors and material suppliers
14. Punch list work refers to:
A) Work that was completed ahead of schedule
, B) Final list of incomplete or defective items to be corrected before
project closeout
C) Work removed from the project scope
D) Change order documentation
✓ Answer: B) Final list of incomplete or defective items to be corrected
before project closeout
15. Float (slack) in a project schedule represents:
A) Time available to delay an activity without delaying project
completion
B) Extra budget reserved for contingencies
C) Number of workers available for reassignment
D) Materials ordered in excess of requirements
✓ Answer: A) Time available to delay an activity without delaying
project completion
16. A submittals process requires the contractor to provide shop drawings
primarily for:
A) OSHA compliance records
B) Review and approval of materials/methods before installation
C) Final lien release documentation
D) Payment application backup
✓ Answer: B) Review and approval of materials/methods before
installation
17. Value engineering in construction refers to:
A) Increasing project costs to improve quality
B) Analyzing project components to achieve required function at lowest
cost
C) Engineering calculations for value of structure
D) Appraisal of completed construction
✓ Answer: B) Analyzing project components to achieve required
function at lowest cost
18. A construction daily log should record:
A) Owner's financial information
B) Weather conditions, workers on site, work performed, and notable
events
C) Subcontractor profit margins
CONTRACTOR COMPLETE EXAM QUESTIONS AND 100% VERIFIED ANSWERS
(PASS GUARANTEE) 2026/2027
1. Under California Business and Professions Code, a contractor's license must
be renewed every:
A) One year
B) Two years
C) Three years
D) Four years
✓ Answer: B) Two years
2. If a CSLB licensee changes their business address, they must notify the CSLB
within:
A) 30 days
B) 60 days
C) 90 days
D) 120 days
✓ Answer: C) 90 days
3. The minimum workers' compensation insurance requirement for a licensed
contractor with employees in California is:
A) Optional if employees sign waivers
B) Required by law for all employees
C) Only required for full-time employees
D) Only required on public works projects
✓ Answer: B) Required by law for all employees
4. A contractor who abandons a project without legal justification may face which
CSLB action?
A) Warning letter only
B) Mandatory arbitration
C) License revocation or suspension
D) Automatic license downgrade
, ✓ Answer: C) License revocation or suspension
5. California's prompt payment law requires general contractors to pay
subcontractors within how many days of receiving payment from the owner?
A) 3 days
B) 5 days
C) 7 days
D) 10 days
✓ Answer: C) 7 days
6. A home improvement contract for work over $500 must include:
A) Contractor's bond number only
B) Start date, completion date, and description of work
C) A lien waiver signed by the owner
D) Notarized signatures from both parties
✓ Answer: B) Start date, completion date, and description of work
7. Under California law, a contractor's preliminary 20-day notice must be served
on:
A) The owner only
B) The lender only
C) The owner, general contractor, and construction lender
D) The building department only
✓ Answer: C) The owner, general contractor, and construction lender
8. The maximum civil penalty the CSLB can impose per violation is:
A) $1,000
B) $5,000
C) $15,000
D) $50,000
✓ Answer: C) $15,000
9. A contractor who knowingly employs an unlicensed subcontractor to perform
work requiring licensure may:
A) Face no penalty if work passes inspection
B) Lose their license and face civil penalties
C) Only pay a $500 fine
D) Be required to re-inspect completed work
, ✓ Answer: B) Lose their license and face civil penalties
10. Under California's mechanic's lien law, a direct contractor must record a lien
within how many days after completion of the project?
A) 30 days
B) 60 days
C) 90 days
D) 120 days
✓ Answer: C) 90 days
— Project Management —
11. A critical path method (CPM) schedule is primarily used to:
A) Track employee hours
B) Identify the sequence of tasks that determines the minimum project
duration
C) Calculate material costs
D) Manage subcontractor bids
✓ Answer: B) Identify the sequence of tasks that determines the
minimum project duration
12. A Request for Information (RFI) in construction is used to:
A) Request additional payment
B) Clarify ambiguities in plans or specifications
C) Terminate a subcontract
D) Apply for a building permit
✓ Answer: B) Clarify ambiguities in plans or specifications
13. A Notice to Owner (NTO) protects which party's lien rights?
A) General contractor
B) Owner
C) Subcontractors and material suppliers
D) Surety company
✓ Answer: C) Subcontractors and material suppliers
14. Punch list work refers to:
A) Work that was completed ahead of schedule
, B) Final list of incomplete or defective items to be corrected before
project closeout
C) Work removed from the project scope
D) Change order documentation
✓ Answer: B) Final list of incomplete or defective items to be corrected
before project closeout
15. Float (slack) in a project schedule represents:
A) Time available to delay an activity without delaying project
completion
B) Extra budget reserved for contingencies
C) Number of workers available for reassignment
D) Materials ordered in excess of requirements
✓ Answer: A) Time available to delay an activity without delaying
project completion
16. A submittals process requires the contractor to provide shop drawings
primarily for:
A) OSHA compliance records
B) Review and approval of materials/methods before installation
C) Final lien release documentation
D) Payment application backup
✓ Answer: B) Review and approval of materials/methods before
installation
17. Value engineering in construction refers to:
A) Increasing project costs to improve quality
B) Analyzing project components to achieve required function at lowest
cost
C) Engineering calculations for value of structure
D) Appraisal of completed construction
✓ Answer: B) Analyzing project components to achieve required
function at lowest cost
18. A construction daily log should record:
A) Owner's financial information
B) Weather conditions, workers on site, work performed, and notable
events
C) Subcontractor profit margins
