NRRPT Prep Lite provides 50 practice questions to NRRPT (National Registry of Radiation Protection Technologists) candidates to exercise. Those questions covers all three required major categories: Applied Radiation Protection, Detection and Measurement, and Fundamentals. Practice questions can be selected randomly or on a continuous basis. The practice question number can be set by the user to fit in any short or long spare time. Correct answers and detailed explanations are provided when you review your answers. This Lite version is a demonstration version that contains 50 questions. If you like it and want to practice more questions, please purchase the full version "NRRPT Prep".