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CWI practice questions - frequently asked questions

Plain answers about how CWI 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 CWI exam tests. Each one comes with a plain-language explanation of why the right answer is right and the others aren't.

The CWI exam spans 3 domains: Part A Fundamentals (150 questions, closed-book); Part B Practical (46 questions, hands-on); Part C Code Book (50-65 questions, open-book). Every practice question on this site is tagged to one of these domains.

The CWI exam has 261 questions and is completed in 6 hours. Our timed practice mirrors that length and pacing, so exam day feels familiar.

To earn the CWI you pass its certification exam, which covers Part A Fundamentals (150 questions, closed-book), Part B Practical (46 questions, hands-on) and Part C Code Book (50-65 questions, open-book), then maintain the credential per the issuing body's rules. Consistent timed practice across every domain, reviewing what you miss, is the most dependable preparation — start with the free questions above.

Certified Welding Inspector (CWI) is a professional certification covering Part A Fundamentals (150 questions, closed-book), Part B Practical (46 questions, hands-on) and Part C Code Book (50-65 questions, open-book). This site has a full timed practice-question bank to help you prepare and pass.

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