OS system is a core curriculum courses.Students are also required this computer course for a professional basis. OS has theoretical relatively strong, and the contents include a variety of operating systems integrated structure, design, methods, technology and theory. The course specifies main operating system on the basic concepts, basic principles and technology, including processors management process concurrency management, Memory management, equipment management and document management. After completing the curriculum, students can learn better to grasp the theory of computer systems, interactive of users and computer system, design and development the application of the basic knowledge structure, so it can make a good foundation for future research and the application.