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Book updated in October 2020. The Residential Roofing exam is closed book multiple-choice question based. It covers various types of roofing applications. Remember, technical questions are almost always based on the NRCA recommendations! We create these supplemental self-practice test questions module referencing the principles and concepts currently valid in the corresponding trade. Each question comes with an answer and a short explanation which aids you in seeking further study information. These questions are intended as supplementary study material for fundamental knowledge establishment. They are NOT actual past-paper questions. You should use this product together with other study resources for the best possible exam prep coverage.