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NM-GB98 practice questions - frequently asked questions

Plain answers about how NM-GB98 Exam Prep works: the exam, the questions, pricing, the free trial, and what you actually get.

No - and you should be wary of any site claiming otherwise. Every question here is original, written to mirror the style, difficulty, and judgment the real NM-GB98 exam tests. Each one comes with a plain-language explanation of why the right answer is right and the others aren't.

The NM-GB98 exam spans 117 domains: Part 1 — Sitework, Footings, and Foundations (9 questions); Part 1 — Concrete and Concrete Reinforcement (9 questions); Part 1 — Masonry (6 questions); Part 1 — Carpentry (12 questions); Part 1 — Roofing (10 questions); Part 1 — Associated Trades (12 questions); Part 1 — General Code, Plan Reading, and Estimating (14 questions); Part 1 — OSHA Safety (8 questions); Part 2 — Sitework, Footings, and Foundations (10 questions); Part 2 — Concrete and Concrete Reinforcement (15 questions); Part 2 — Masonry (10 questions); Part 2 — Carpentry (6 questions); Part 2 — Metals (10 questions); Part 2 — Roofing (6 questions); Part 2 — Associated Trades (10 questions); Part 2 — General Code, Plan Reading, and Estimating (27 questions); Part 2 — OSHA Safety (6 questions). Every practice question on this site is tagged to one of these domains.

The NM-GB98 exam has 50 questions and is completed in 8 hours 55 minutes. Our timed practice mirrors that length and pacing, so exam day feels familiar.

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