The teacher prepares for the exam.
The basic knowledge of education includes psychology, pedagogy, educational psychology, teaching materials and teaching methods, teachers' professional ethics, etc. The basic knowledge of public education includes the investigation of teachers' laws and regulations, current affairs and politics, and the professional knowledge of disciplines focuses on the examination according to the subjects that candidates apply for. For example, if you apply for music, then the professional knowledge of this subject is music.
There are also differences in public basic knowledge. In some fields, it refers to the above-mentioned educational theoretical knowledge. In some fields, Gong Ji includes politics, economy, law, science and technology, physical geography, history and culture, system, management, moral construction, official document writing, current political policies and so on.