North Carolina Residential Contractor
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1. What is the minimum ceiling height required for habitable rooms in a
residential structure per NC Residential Code?
a) 6 ft 8 in
b) 7 ft 0 in
c) 7 ft 6 in
d) 6 ft 6 in
Rationale: Minimum ceiling height for habitable spaces is 7 feet by
code.
2. Which document establishes the legal owner and property lines
before construction?
a) Building permit
, 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.
4. 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
, d) Hallways
Rationale: Bathrooms are wet locations requiring GFCIs for safety.
6. 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:
a) 12 inches
b) 24 inches
c) 8 inches
d) 48 inches
Rationale: Code requires 24" overlap or equivalent fastening on top
plates.
8. What is the minimum compressive strength for concrete footings
supporting a residence?
a) 2000 psi
b) 2500 psi
c) 1500 psi
d) 3000 psi
Exam Practice Test Questions And
Correct Answers (Verified Answers) Plus
Rationales 2026 Q&A | Instant
Download Pdf
1. What is the minimum ceiling height required for habitable rooms in a
residential structure per NC Residential Code?
a) 6 ft 8 in
b) 7 ft 0 in
c) 7 ft 6 in
d) 6 ft 6 in
Rationale: Minimum ceiling height for habitable spaces is 7 feet by
code.
2. Which document establishes the legal owner and property lines
before construction?
a) Building permit
, 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.
4. 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
, d) Hallways
Rationale: Bathrooms are wet locations requiring GFCIs for safety.
6. 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:
a) 12 inches
b) 24 inches
c) 8 inches
d) 48 inches
Rationale: Code requires 24" overlap or equivalent fastening on top
plates.
8. What is the minimum compressive strength for concrete footings
supporting a residence?
a) 2000 psi
b) 2500 psi
c) 1500 psi
d) 3000 psi
