ThisrevisedandupdatedSecondEditionpresentsapracticalintroductiontooperatingsystemsandillustratestheseprinciplesthroughahands-onapproachusingaccompanyingsimulationmodelsdevelopedinJavaandC++.Thistextisappropriateforupper-levelundergraduatecoursesincomputerscience.Casestudiesthroughoutthete