Table of Contents
* INTRODUCTION
* WHAT IS AN OPERATING SYSTEM?
* HISTORY OF OPERATING SYSTEMS
* WHAT AN OPERATING SYSTEM DOES
* Process Management
* Memory Management
* Disk and File Systems
* Networking
* Security
* Internal Security \
* External Security
* Graphical User Interfaces
* Device Drivers
* Application Interface
* MICROSOFT WINDOWS
* MAC OS
* UNIX
* LINUX
* GNU
* OTHER OPERATING SYSTEMS
* INSTALLING AN OPERATING SYSTEM
* DEFINING THE PROCESSES
* Cache
* Virtual Memory
* System Resources
* RAM
* Computer Memory
* CONCLUSION
