The exam—officially known as the Registration Examination for Dietetic Technicians—is administered by the Commission on Dietetic Registration (CDR) . It assesses the entry-level knowledge and skills required for certified dietetic technicians. Exam Structure
Focuses on menu development, procurement, food production, distribution, sanitation, safety, and equipment management. Dtr Practice Exam
Minimum scaled score of 25 on a scale of 1–50 is required to pass. Dtr Practice Exam
Computer-adaptive test with approximately 110–130 questions. Time Limit: 3 hours. Dtr Practice Exam
Includes human resources, finance, marketing, and general management principles. Sample Practice Questions Registered Dietetic Technician Practice Test - Mometrix
Includes roughly 30 "pretest" questions that do not count toward your score but are used to trial future exam items. Core Content Domains