Technology has advanced to the point where it is now possible to create and distribute digital multimedia recordings of class lectures over the Internet to remote learners. More importantly, the price of this technology has decreased to the point where it is also affordable to most instructional institutions. The main factor limiting its…

With the advances in Internet technologies, online education is fast gaining ground as an extension to traditional education. Webcast allows lectures conducted on campus to be viewed by students located at remote sites by streaming the audio and video content over Internet Protocol (IP) networks. However when used alone, webcast does not provide…