This annual report provides information on instructional programs at both the undergraduate and graduate levels and the computing facilities of the Department of Computer and Information Science, and briefly describes the interactions of the department within the university and within the professional community. A list of students awarded doctoral degrees in 1980-81 includes the dissertation title and advisor's name; abstracts of the dissertations are presented in a separate section. Four research papers summarize selected on-going research by various faculty members in the department, and a summary of grants and contracts awarded for the 1980-81 year is given. Appendices include statistical data on the current status and history of the department, a list of courses offered with number and title, information on department faculty and staff members, a list of seminars conducted during the year, and lists of publications, recent technical reports, and activities of faculty and staff. (LLS)