Operating System Concepts, now inits ninth edition, continues to provide a solidtheoretical foundation for understanding operatingsystems. The ninth edition has been thoroughly updated toinclude contemporary examples of how operating systems function.The text includes content to bridge the gap between concepts andactual implementations. End-of-chapter problems, exercises, reviewquestions, and programming exercises help to further reinforceimportant concepts. A new Virtual Machine providesinteractive exercises to help engage students with thematerial.