Research on the Effective Use of Video Resources in the Rotating Class in Bohai University

Video resource is an important teaching resource. The combination of video resources and learning outcome can greatly improve the students' attention and the learning initiative. This paper takes the "Standardized Management" course in Bohai University as the example, research on the students' preference of video resources, the acquisition of video resources, the show time of the video resources, the knowledge mining, and the time length of video resources. The results showed that the students' preference for video resources is diversified; students are more concerned about the video characteristics are interesting, novelty, science and technology, contemporaneity, values and clarity, students are very willing to collect and display video resources; the show time of the video resources needs to consider the characteristics of video and learning outcome; the proportion of total video time of the total time of the course should be no more than 1/3, and the total length of the video should not be more than 50 minutes in each two hours class.