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CDT-I practice questions - frequently asked questions

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

The CDT-I exam spans 7 domains: Perform Preliminary and Diagnostic Work Up (20-22%); Manufacture the Master Cast (10-12%); Manufacture Removable Prosthesis (8-10%); Manufacture Bar/Substructure (15-17%); Manufacture Screw-Retained Fixed or Removable (Hybrid) Restoration (16-18%); Manufacture Abutment and Cement-Retained Restoration (14-16%); Selection and Application of Materials and Equipment (9-11%). Every practice question on this site is tagged to one of these domains.

The CDT-I exam has 90 questions and is completed in 1 hours 30 minutes. Our timed practice mirrors that length and pacing, so exam day feels familiar.

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