North Carolina Residential Contractor's License Practice Exam
Questions and Answers (with book references) PART 1
1. The safety net should extend outward from the outermost projection ,
when the vertical distance from the working level to the level below is over 10
feet.
A minimum of 12 feet
A minimum of 10 feet
A minimum of 13 feet
A minimum of 5 feet
2. Lumber shrinkage in is usually so small that it is not considered a
problem.
Width
Equilibrium
Grade
Length
3. Generally speaking, what happens to the slope of a map with more contours
and a given contour interval?
The less the slope
The more the azimuth
The more the slope
The lower the elevation
The higher the elevation
,4. If a contractor is planning to use concrete with a compressive strength of
3,500 psi for a garage floor in a severe exposure area, what potential issues
might arise?
Improved insulation properties.
Inadequate durability and potential for cracking due to
environmental exposure.
Increased aesthetic appeal without structural concerns.
Lower costs without any risks.
5. If a contractor is storing roofing materials 5 feet from the edge of a roof,
what safety measure must they implement according to the North Carolina
Residential Code?
Store materials further away
Install a guardrail
Use safety nets
No action needed
6. Describe how the design of elongated nailing holes in siding materials
contributes to their performance.
Elongated nailing holes allow the siding to expand and contract
with temperature changes, preventing damage.
They are designed to enhance the visual appearance of the siding.
They help in aligning the siding panels during installation.
They provide a stronger hold for the nails, ensuring the siding stays in
place.
,7. In reference to partition support floor joists that are spaced to allow for
plumbing, solid blocking should be installed
2 ft. on center
8 ft. on center
6 ft. on center
4 ft. on center
8. If a contractor is using concrete with a compressive strength of 2,000 psi for a
foundation not exposed to weather, what potential issues could arise?
The concrete will cure faster than expected.
The foundation will be more cost-effective.
There will be no issues as long as the concrete is mixed properly.
The foundation may not adequately support structural loads,
leading to potential failure.
9. If an employee qualifies for the earned income credit and submits a W-5
form, how might this affect their monthly budget?
It will require them to pay additional taxes at the end of the year.
It will have no effect on their monthly budget.
It may increase their monthly income by providing additional funds.
It will decrease their monthly income due to tax deductions.
10. As a general rule, the min net area of venti;lation openings for under-floor
ventilation shall be based on 1 sq ft for each sq ft of crawl space area
100
300
, 150
120
11. In a scenario where a contractor is using bolts that only extend 5 inches into
the concrete for anchoring a wood sole plate, what potential issues could
arise during an inspection based on NC Residential Code 2018?
The contractor will need to provide additional documentation for the
bolts used.
The contractor may face code violations and safety concerns due to
inadequate anchoring.
The contractor will receive a commendation for using shorter bolts.
The contractor will pass inspection as long as the bolts are rust-
resistant.
12. What is the standard size of hinges used for hanging a 1/3-inch interior door
with two hinges?
5 inches
4 inches
3 inches
2 inches
13. Describe the importance of restrictive covenants in residential construction.
Restrictive covenants are not legally enforceable.
Restrictive covenants are only applicable to commercial properties.
Restrictive covenants help maintain the aesthetic and functional
integrity of a neighborhood by regulating property development.
Questions and Answers (with book references) PART 1
1. The safety net should extend outward from the outermost projection ,
when the vertical distance from the working level to the level below is over 10
feet.
A minimum of 12 feet
A minimum of 10 feet
A minimum of 13 feet
A minimum of 5 feet
2. Lumber shrinkage in is usually so small that it is not considered a
problem.
Width
Equilibrium
Grade
Length
3. Generally speaking, what happens to the slope of a map with more contours
and a given contour interval?
The less the slope
The more the azimuth
The more the slope
The lower the elevation
The higher the elevation
,4. If a contractor is planning to use concrete with a compressive strength of
3,500 psi for a garage floor in a severe exposure area, what potential issues
might arise?
Improved insulation properties.
Inadequate durability and potential for cracking due to
environmental exposure.
Increased aesthetic appeal without structural concerns.
Lower costs without any risks.
5. If a contractor is storing roofing materials 5 feet from the edge of a roof,
what safety measure must they implement according to the North Carolina
Residential Code?
Store materials further away
Install a guardrail
Use safety nets
No action needed
6. Describe how the design of elongated nailing holes in siding materials
contributes to their performance.
Elongated nailing holes allow the siding to expand and contract
with temperature changes, preventing damage.
They are designed to enhance the visual appearance of the siding.
They help in aligning the siding panels during installation.
They provide a stronger hold for the nails, ensuring the siding stays in
place.
,7. In reference to partition support floor joists that are spaced to allow for
plumbing, solid blocking should be installed
2 ft. on center
8 ft. on center
6 ft. on center
4 ft. on center
8. If a contractor is using concrete with a compressive strength of 2,000 psi for a
foundation not exposed to weather, what potential issues could arise?
The concrete will cure faster than expected.
The foundation will be more cost-effective.
There will be no issues as long as the concrete is mixed properly.
The foundation may not adequately support structural loads,
leading to potential failure.
9. If an employee qualifies for the earned income credit and submits a W-5
form, how might this affect their monthly budget?
It will require them to pay additional taxes at the end of the year.
It will have no effect on their monthly budget.
It may increase their monthly income by providing additional funds.
It will decrease their monthly income due to tax deductions.
10. As a general rule, the min net area of venti;lation openings for under-floor
ventilation shall be based on 1 sq ft for each sq ft of crawl space area
100
300
, 150
120
11. In a scenario where a contractor is using bolts that only extend 5 inches into
the concrete for anchoring a wood sole plate, what potential issues could
arise during an inspection based on NC Residential Code 2018?
The contractor will need to provide additional documentation for the
bolts used.
The contractor may face code violations and safety concerns due to
inadequate anchoring.
The contractor will receive a commendation for using shorter bolts.
The contractor will pass inspection as long as the bolts are rust-
resistant.
12. What is the standard size of hinges used for hanging a 1/3-inch interior door
with two hinges?
5 inches
4 inches
3 inches
2 inches
13. Describe the importance of restrictive covenants in residential construction.
Restrictive covenants are not legally enforceable.
Restrictive covenants are only applicable to commercial properties.
Restrictive covenants help maintain the aesthetic and functional
integrity of a neighborhood by regulating property development.
