With rapid advances in the development of information technology, information access has become central to life in the 21st century. In recent years, the development of useful learning-assistance systems has become a popular topic in literature. Learners can benefit from guidance provided by a tool that assists learning when a student has trouble…

Providing detailed, constructive and helpful feedback is an important contribution to effective student learning. Quality assurance is also required to ensure consistency across all students and reduce error rates. However, with increasing workloads and student numbers these goals are becoming more difficult to achieve. An automated feedback…

This paper describes a system called ANDES, designed for the management and delivery of distance education courses. ANDES enables students to study at home at their own pace, as well as interact with instructors and other students in virtual classrooms. It uses World Wide Web technology for transmission and delivery, with extensions relevant to…