Book excerpt: OpenVMS Operating System Concepts, Second Edition uses a new approach to explain the OpenVMS operating system. Combining discussions of operating system theory with examples of its applications in key OpenVMS operating system facilities, the book provides a thoughtful introduction for application programmers, systems managers, and students. The books shows how OpenVMS system services can tap the power of operating system facilities to perform critical tasks on behalf of applications. It has been updated for OpenVMS and gives program examples in C. · Updated for OpenVMS · Shows program examples in C