Chapter 4

Introduction to Operating System Concepts

In Chapter 2, we saw the hardware of the computer. In order to facilitate communication between the user and the hardware, computer systems use an operating system. This chapter introduces numerous operating system concepts, many of which are referenced in later chapters of this book. Specifically, the roles of process management, resource management, user interface, protection, and security are introduced here so that later examinations can concentrate on how to utilize them in Windows and Linux operating systems. Operating system concepts of interrupts, the context switch, the booting process, and the administrator account are also introduced. The chapter concludes with the steps required ...

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