About NCGC-B Exam Prep
An independent practice platform for the North Carolina General Contractor License Exam (Building Contractor) (NCGC-B) exam - real questions across every exam domain, each with a plain-language explanation.
What's on the NCGC-B exam
The North Carolina General Contractor License Exam (Building Contractor) (NCGC-B) exam is organized into 15 knowledge domains. It has 90 questions and is completed in 3 hours 20 minutes. Each domain makes up a different share of the exam, so the most efficient way to prepare is to know where the weight sits and practice accordingly:
- Site Work6.7% of the exam
- Concrete14.4% of the exam
- Masonry6.7% of the exam
- Metals13.3% of the exam
- Carpentry7.8% of the exam
- Roofing6.7% of the exam
- Associated Trades3.3% of the exam
- Business and Law7.8% of the exam
- Safety4.4% of the exam
- Estimating, Plan Reading and General Building Code Requirements15.6% of the exam
- One Call2.2% of the exam
- Erosion and Sedimentation Control2.2% of the exam
- Licensing2.2% of the exam
- Liens1.1% of the exam
- Sports Fields5.6% of the exam
Every practice question on this site is organized across these 15 domains, so your study tracks the real exam structure instead of guesswork. As you answer, the per-domain analytics surface the areas still costing you points, so your review goes where it moves your score.
What we believe good exam prep looks like
Realistic practice beats passive reading. Every question is written to mirror the style and difficulty of the real exam, with a clear explanation of why the right answer is right and the others aren't.
Your weak spots should find you. Domain analytics, mistake review, and re-drilling are built in, so study time goes where it moves your score.
Pricing should be simple. One payment for a fixed access window matched to your exam date. No subscription, no auto-renewal, and 10 free questions to try before you spend anything.
Get in touch
Questions, feedback, or something not working? Email support@boardmentor.study - candidate messages are read and answered.