Is linux system free?

The Linux system is free; the full name of Linux is "GNU/Linux", which is a free and open source Unix-like operating system. It is different from Windows in that it cannot be changed. The source code can be modified, and It is free to use and is a multi-user, multi-tasking, multi-threading and multi-CPU operating system based on POSIX.

#The operating environment of this tutorial: linux7.3 system, Dell G3 computer.

Linux system is free

Linux, full name GNU/Linux, is a UNIX-like operating system that is free to use and freely disseminated. Its kernel was designed by Linus Benedikt Torvalds was first released on October 5, 1991. It is mainly inspired by the ideas of Minix and Unix. It is a multi-user, multi-task, multi-threading and multi-CPU operating system based on POSIX.

Linux is a free and open source Unix-like operating system. It is different from Windows in that it cannot be changed. The source code can be modified and can be used for free. It is a multi-user, Multi-tasking, supports multi-threading and multi-CPU operations.

linux extension:

Linux, the full name is GNU/Linux, is a set of Unix-like operating systems that are free to use and freely disseminated. It is a multi-user, POSIX-based An operating system that supports multi-tasking, multi-threading and multi-CPU. With the development of the Internet, Linux has received support from software enthusiasts, organizations, and companies around the world. In addition to maintaining a strong momentum of development in servers, it has also made great progress in personal computers and embedded systems. Users can not only intuitively obtain the implementation mechanism of the operating system, but also modify and improve Linux according to their own needs to maximize it to meet the needs of users.

Linux not only has stable system performance, but also is an open source software. Its core firewall components have high performance and simple configuration, ensuring system security. In many corporate networks, in order to pursue speed and security, Linux is not only used by network operation and maintenance personnel as a server, but even as a network firewall. This is a highlight of Linux.

Linux has the characteristics of open source, no copyright, and many users in the technical community. Open source allows users to tailor it freely, has high flexibility, powerful functions, and low cost. In particular, the network protocol stack is embedded in the system and can function as a router after proper configuration. These characteristics make Linux an ideal development platform for developing routing and switching equipment.

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