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Unix process state model3/6/2024 We begin with a statement of the objectives and functions of an operating system. Chapter 2 provides an overview to which the reader can return at any point in the book for context. The topic of operating system (OS) design covers a huge territory, and it is easy to get lost in the details and lose the context of a discussion of a particular issue. Chapter 1 provides a brief survey of the processor, memory, and Input/Output (I/O) elements of a computer system. To appreciate the functionality of the operating system and the design issues involved, one must have some appreciation for computer organization and architecture. ![]() An operating system mediates among application programs, utilities, and users, on the one hand, and the computer system hardware on the other.
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