operating system concept
1.1 The three main puropses are:
• To provide an environment for a computer user to execute programs
on computer hardware in a convenient and efﬁcient manner.
• To allocate the separate resources of the computer as needed to
solve the problem given. The allocation process should be as fair
and efﬁcient as possible.
• As a control program it serves two major functions: (1) supervision
of the execution of user programs to prevent errors and improper use
of the computer, and (2) management of the operation and control
of I/O devices.
<em>操作系统</em>概念 第9版 课后习题解答(完整版)
Solutions to Practice Exercises
We provide solutions to the Practice Exercises of the Ninth Edition of Operating System Concepts , by Silberschatz, Galvin and Gagne. These practice exercises are different from the exercises provided in the text. (Solutions to the exercises in the text are available only to instructors.) Students are encouraged to solve the practice exercises on their own, and later use the solutions to check their own solutions.
The material below are copyright by Silberschatz, Galvin, and Gagne, 2012. Use of the material is authorized for personal use, and for use in conjunction with a course for which Operating System Concepts is the prescribed text. Any use that differs from the above, and any for profit sale of the maual (in any form) requires the consent of the copyright owners; contact Avi Silberschatz (email@example.com) to obtain the copyright owners consent.
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In this chapter we introduce the concepts of a process and concurrent execution;
These concepts are at the very heart of modern operating systems. A process is a
program in execution and is...