The distance education situation and CAI at the University of South Africa

The Department of Computer Science and Information Systems at the University of South Africa (Unisa-a distance teaching university) has, over the years, been struggling with the twin problems of lack of staff and a difficult subject to teach adequately using only the traditional medium (the written or printed word) employed at Unisa. The article describes the rationale for choosing computer-aided instruction (CAI) to address both problems