For undergraduate courses in UNIX Programming and Operating Systems/CIS. A succinct and refreshingly proactive text and lab manual, this "learn-by-doing" guide gives students solid, practical experience in UNIX with stimulating, to-the-point discussions and intensive hands-on study. Helping them progress in a seemingly effortless, step-by-step format, the book offers practical sample sessions, interactive experiments, and continuously running examples in each unit. It also encourages students to practice and hone their command execution skills on a continual basis with fully prepared homework and laboratory assignments.