independent study. It is still a broadcast-related approach to teaching and doesn't give the student an opportunity to fully participate in the learning process. Telecourses are ideal for reaching thousands or millions of students who are motivated to learn. The drawback is the lack of interaction with instructors.

The development of interactive television based on satellite and cable networks, and the development of interactive video have contributed to the development of online learning and virtual universities. In conjunction with the exponential growth of the Internet as an online learning platform, interactive television and video have become complimentary to online learning. The advantages of these forms of distance education are their ability to deliver interactive learning sessions for students, greater access to the materials used in the class via digital access, and the use of ancillary videos to better understand concepts. The drawbacks of these platforms for distance education are the...
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