In China's driving training, the first subject is theoretical examination, which is an important link. In order to ensure that candidates can fully understand and master traffic regulations and safe driving knowledge, the state stipulates that the effective class hours of subject one must reach a certain number of hours. The specific requirements are as follows:

According to the outline of motor vehicle driving training, the effective class hours of subject 1 are required to be 32 hours. These 32 hours need to be taught in the classroom and simulated by the driving school. Whether the students have mastered the corresponding knowledge can be tested by the subject one simulation exam. At the same time, exercises and examination questions are needed to help students get familiar with the examination form and ideas. In addition, some homework, discussion and answering questions are needed to ensure that students can fully understand and master relevant knowledge and skills.

In the 32-hour effective class, it mainly includes the following contents:

1. Traffic regulations: Introduce the basic requirements and regulations of road traffic safety laws and regulations, including traffic signs, traffic signals, traffic markings and traffic gestures.

2. Road transport management regulations: relevant regulations such as driver's license, motor vehicle driving license and vehicle annual inspection shall be issued.

3. Motor vehicle driving operation: introduce the knowledge of automobile structure, performance, driving skills and operating procedures.

4. Traffic safety knowledge: introduce the causes, prevention and treatment methods of road traffic accidents, as well as the identification and response of dangerous sections.

5. Safe driving: introduce the knowledge of pre-driving inspection, safe driving skills and vehicle maintenance.

Generally speaking, the effective class hours of subject one is a very important link in driving training, which can help students understand traffic regulations and safe driving knowledge comprehensively and deeply, and lay a good foundation for subsequent driving skills training. Therefore, candidates need to arrange their time reasonably, study hard and ensure 32 hours of effective class hours to improve the success rate of passing the subject one exam.