What is Linux for?

Linux is mainly used to run UNIX tools, software, applications and network protocols. It supports 32-bit and 64-bit hardware. Linux inherits the network-centric design idea of Unix and is a multi-user network operating system with stable performance.

Linux is a Unix-like operating system, which can be used and distributed for free. It is a multi-user, multi-task, multi-thread and multi-CPU operating system based on POSIX and UNIX.

Linux is a free operating system, users can get it through the network or other channels for free, and can modify its source code at will. This is beyond the reach of other operating systems. Because of this, countless programmers from all over the world have participated in the modification and writing of Linux, and programmers can modify it according to their own interests and inspiration, which makes Linux absorb the essence of countless programmers and grow continuously.

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Main features:

1, multi-user, multi-task: Linux supports multi-users, and each user has his own special permissions on his file device, which ensures that each user does not affect each other. Multi-tasking is one of the most important features of computers. Linux allows multiple programs to run independently at the same time.

2. Good interface: Linux has both a character interface and a graphical interface. In the character interface, users can input corresponding instructions through the keyboard to operate. At the same time, it also provides an X-Window system similar to Windows graphical interface, which users can operate with the mouse. In the X-Window environment, similar to Windows, it can be said that it is a Linux version of Windows.

3. Support for multiple platforms: Linux can run on various hardware platforms, such as x86, 680x0, SPARC, Alpha and other processor platforms. In addition, Linux is an embedded operating system, which can run on PDA, set-top box or game machine.

References:

Baidu encyclopedia-linux