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Cyber lectures were expected to replace the traditional classroom lecture, yet they were criticized due to the inefficiency. With educational technology supplemented, cyber lectures have improved their efficiency through the coherence of superior planning ability and improvement in computer and network technology. This paper's purpose is to understand the factors that improve educational efficiency of cyber lectures. Cyber lecture for IT subject for software practice is created to test the educational efficiency as lecture on theories will not distinctively show the lecture efficiency. The survey was conducted to students and statistical analysis was done on collected data to analyze the factors that influence educational efficiency of created lecture.

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The popularity of online edcation technology has resulted in increase of interests on social learning network and online training aids for traditional class educations. In this paper, we designed and implemented a peer report grading system and studied the educational effect of the grading system. Instead of traditional one-sided evaluation done by professors, the system reduced the burden of grading and evaluating assinments and facilitated idea-sharing among students. We took advantage of web technology to maximize the effectiveness of peer feedback. In this paper, we concluded that the web based grading ststem showed better educational effect than traditional grading systems.