The undergraduate education system is generally a two-year system (two-year undergraduate course begins in junior college), a four-year system (four-year undergraduate course begins in senior high school) or a five-year system (medicine and architecture). Full-time generally refers to a classification of study time. A full-time school is called a full-time school, and students attend classes all day, mainly teaching. Different from amateur, correspondence, self-study and other forms of learning schools.

Academic system is the abbreviation of school education system. In the process of the formation of modern education system, the school education system was first formed and perfected, and the original education system was the school education system.