Questions, Questions, and more PA Exam Review Practice Questions. Dr. Morton A. Diamond, the author of Davis’s PA Exam Review: Focused Review for the PANCE and PANRE, brings you 1,500+ “performance” questions with answers and rationales for correct answers.. The questions mirror the format and structure of the actual certifying exams to provide the additional practice you need to sit with confidence. This Q&A book can be used on its own to prepare for the PANCE and PANRE. For more comprehensive preparation and content review, check out this great companion text: Davis’s PA Exam Review: Focused Review for the PANCE and PANRE. Purchase both books together for a discounted price here.