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Operating System: management process understanding, operating system management process understanding I recently started to read the operating system book (which is not in this direction). I still cannot fully understand it when I

Operating system summary, operating system knowledge points SummaryThe operating system is difficult. It's just that we think so when we see or hear others say it's hard. If you calm down and look at the books for two days, you wi

Add a root user for the ubuntu operating system and a root user for the ubuntu Operating System 1: After a virtual machine is installed and the Ubuntu operating system is installed, you can log on to the

Operating system experiment and code (full), operating system experiment code Operating System is an extremely important professional course for computer-related majors, but many people do not know how to write the code during the

Solve_fork1 () {while (lock==1) {} cnt++; printf ("%d has entered the critical section \ n", Getpid ()); lock = 1; } void Solve_fork2 () {while (lock = = 0) {} cnt++; printf ("%d has entered the critical section \ n", Getpid ()); lock = 0; } The above is achieved mutex access is not wrong, but also problematic, first of all, he was busy to solve the problem, and secondly, he can solve two of the process of competition. Peterson SolutionThe result of the solution

Operating System-webpage storage management and operating system storage When talking about page-based storage management, I would like to talk about the user's program first, because page-based storage management serves the user's program or processes. After a program is compiled, it will definitely occupy space, that

Operating system notes (11) virtual memory, operating system virtual memory Virtual Memory Demand paging Page Replacement Algorithm FIFO first-in-first-out Optimal Replacement: the least used pages in the future. It is difficult to implement. LRU: least recently used. The above approxima

Linux operating system basics, linux operating system Basic Principles of Linux: 1. It is composed of a single small program with a single purpose; it is combined to complete complex tasks; 2. Everything is a file; 3. Avoid capturing user interfaces as much as possible; (Avoid interacting with users as much as possible

I. Purpose and Requirements1. Purpose of the experiment(1) Master the definition and concept of the operating system;(2) Understand the development history of various types of operating systems;2 . Experimental requirementsUse Web search to learn about various types of computer operating systems and organize them into

When using a variety of powerful free software, I always have reverence for its developers and hope that they will become one of them one day. Many people who are eager for a free community want to embrace it, but do not know how to do it. Then, start with writing a simple operating system! What we want to do Some people may worry that they have neither learned computer principles nor

0909 operating system tutorial understanding and understanding, linux operating system tutorial Questions: 1. What does the operating system do? 2. Why do I learn the operati