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RDA practice questions - frequently asked questions

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

The RDA exam spans 4 domains: Office Assisting Skills (13.3% of the exam); Dental Sciences (33.3% of the exam); Clinical Procedures (29.0% of the exam); Dental Imaging (24.3% of the exam). Every practice question on this site is tagged to one of these domains.

The domains are not weighted equally on the exam. By share of the marks: Dental Sciences 33.3%; Clinical Procedures 29.0%; Dental Imaging 24.3%; Office Assisting Skills 13.3%.

The RDA exam has 210 questions and is completed in 2 hours 30 minutes. Our timed practice mirrors that length and pacing, so exam day feels familiar.

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