Using XML messages in communication between elements of the eLearning system
Krzysztof Tokarz, Piotr Jedrychowski · 2008
This paper presents the eLearning system developed at th e Silesian University of Technology. The system consists of four parts: streaming server, client applet, control application and presentation application. The main purpose of the system is providing lectures for handicapped persons. The teacher can present the lecture in traditional classroom with concurrent transmission to remote students using the Internet. System uses audio, video and text messages channels in both directions, from teacher to students and reverse and in this manner it is similar to videoconference. The system has been designed to allow implementation of additional features needed by handicapped persons especially additional data streams. XML has been used for communication between element of the system. This paper describes these elements and presents usage of XML messages for communication between system modules. Keywo rds—eLearning, distance learning, videoconference, webca st, handicapped persons, XML