Time slicing for multi-process operationįigure 1.3 - Interrupt timeline for a single process doing output 1.2.2 Storage Structure.Shared memory between CPU and I/O cards.)ġ.2 Computer-System Organization - What are all the parts, and how do they fit together?įigure 1.2 - A modern computer system 1.2.1 Computer-System Operation ( Consider the distinction between system applications and 3rd party or user apps. Debates about what is included in the OS - Just the kernel, or everything the vendor ships?.OS manages resources ( Government model, it doesn't produce anything.OS serves as interface between HW and ( Apps & Users ).1.1 What Operating Systems Do - For Users, For Applications, etc.įigure 1.1 - Abstract view of the components of a computer system No one view really shows the complete picture, but by looking from a number of different views, we can get a pretty good overall picture of what operating systems are all about. Just as in The Blind Men and the Elephant, this chapter looks at Operating Systems from a number of different viewpoints. Abraham Silberschatz, Greg Gagne, and Peter Baer Galvin, "Operating System Concepts, Ninth Edition ", Chapter 1.
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