CEDO Exam Preparation Course

The CEDO exam preparation course at IR, with instruction by David Paynter, prepares students for the Certified Exposure Device Operator (CEDO) exam that is administered by Natural Resources Canada.  The instructor will review the examination blueprint in addition to sample questions based on the six domains tested in the CEDO exam. Test taking strategies and study tactics will be also reviewed. Students who have already had an unsuccessful attempt on the exam are encouraged to bring a copy of their results. Students will also have access to an online practice exam for a period of six months after the course.

The course will consist of live training that is either in-person or virtual.  Please visit our Training page to confirm the format for the upcoming session.

NOTE: CEDO Vocational Training is a prerequisite for this course.

Continuing Education Credits: 8 hours

Topics to be Covered

  • CEDO Examination Blueprint
  • Sample Questions based on:
    • Fundamentals of Radiation and Radioactivity
    • Detection, Measurement and Units
    • Regulatory Requirements
    • Security
    • Operation Procedures
  • Graded Practice Exam
  • Test Taking Strategies
  • Special Accommodation
  • How to Register for the Exam

About the Instructor

The instructor for this course at IR is David Paynter, BSc, CRSP, from Paynter Solutions.   Dave has over ten years of experience with radiation safety and regulations, and is a holder of Canadian Registered Safety Professional certification.  Before moving into the private sector in 2013, Dave worked for several years as a CNSC inspector and a Class 7 TDG inspector. He has first-hand experience in a safety role having worked as the RSO for one of the largest industrial radiography licences in Canada from 2013 to 2019.  We are very pleased to be able to bring Dave and the expertise he has to share to IR.


Registration for CEDO Exam Preparation Course