This course is systematically designed to help learners master the theoretical knowledge required for the Computer-Aided Mechanical Drafting Technician certification written exam. It intensively covers core theories that frequently appear on the exam and helps learners efficiently solve written test questions. Additionally, by presenting recent restored exam questions alongside the theoretical content, the course is structured to go beyond simple theory learning and develop practical test-taking skills for actual exam preparation. Through this approach, learners will be able to significantly increase their chances of obtaining the certification.