Exam Practice Test Questions And

North Carolina Residential Contractor Exam Practice Test Questions And Correct Answers (Verified Answers) Plus Rationales 2026 Q&A | Instant Download Pdf

• What is the minimum ceiling height required for habitable rooms in a

residential structure per NC Residential Code?

• 6 ft 8 in
• 7 ft 0 in
• 7 ft 6 in
• 6 ft 6 in

Rationale: Minimum ceiling height for habitable spaces is 7 feet by

code.

• Which document establishes the legal owner and property lines

before construction?

a) Building permit 1 / 3

b) Property survey

c) OSHA site log

d) Special inspection report

Rationale: A survey confirms boundary limits necessary for

construction compliance.

3. The primary purpose of a footing is to:

a) Provide moisture protection

b) Level the floor

c) Distribute building loads to the soil

d) Anchor siding

Rationale: Footings spread structural loads safely to the supporting

soil.

• When must a contractor obtain a North Carolina residential license?

a) All projects

b) Projects over $10,000

c) Projects costing $40,000 or more

d) Projects over 1,000 sq ft

Rationale: NC law requires licensing for residential projects ≥

$40,000.

5. GFCI protection is required for outlets located:

a) Living rooms

b) Bedrooms

c) Bathrooms 2 / 3

d) Hallways

Rationale: Bathrooms are wet locations requiring GFCIs for safety.

• Which schedule lists project start/end dates and sequencing?

a) Estimate sheet

b) Critical path method schedule

c) Project manual

d) Soil compaction report

Rationale: CPM outlines activity duration and sequencing for time

management.

7. The top plate of a load-bearing wall must be lap-spliced a minimum of:

• 12 inches
• 24 inches
• 8 inches
• 48 inches

Rationale: Code requires 24" overlap or equivalent fastening on top

plates.

• What is the minimum compressive strength for concrete footings

supporting a residence?

• 2000 psi
• 2500 psi
• 1500 psi
• 3000 psi
• / 3