review2014329600026 Version 0 |
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👤 Author: by wuxian 2016-11-29 18:56:48 |
Chapter 1 Introduction
• What is an operating system:3个
一intermediary between user and hardware
二Resource allocator: acts as the manager all resources、decide between conflicting requests for efficient and fair resource use(例子:打印机)
三control program: control excution of programs to prevent errors and improper use of computer(例子:C语言编程指针访问)
• 4components of comput