The functions of computer operating systems, including memory management, hardware control, multi-tasking, batch-file programming, and other relevant topics are taught. Students become proficient in using current versions of several popular operating systems such as Unix, Windows, Windows NT, OS, OS/2, and others. The course includes a comparative analysis of the operating systems studied. Prerequisites: MCIS 101 or Background and Prerequisite Questionnaire, 3 units in Micro Computer Programming, 3 elective units in Information Security or Computer Information Systems