According to the definition of (1) 1994, educational technology is the theory and practice of designing, developing, utilizing, managing and evaluating learning process and learning resources.

This definition makes it clear that the research object of educational technology is learning process and learning resources; Five categories, design, development, utilization, management and evaluation.

(2) Educational technology was adopted in 2004, and teaching technology was adopted in 1994. This definition mainly includes three functional categories: creation, utilization and management.

2. After the American definition of AECT was introduced into China, China put forward a more suitable definition.

(1) The so-called modern educational technology is the theory and practice of using modern educational theory and modern information technology to realize teaching optimization through the design, development, utilization, management and evaluation of teaching and learning processes and teaching resources.

(2) Educational technology is a kind of practice and research to develop and utilize various media and other learning resources and optimize teaching according to educational theory and scientific and technological knowledge.

3. Educational technology

(1) The secondary branch of pedagogy;

(2) Main objective: to promote and improve the quality of human learning;

(3) Discipline features: adopting systematic methods.

I hope it works. I am an undergraduate majoring in educational technology.