What is Linux?
- Linux is a free-to-use and free-to-propagate Unix-like operating system, is a POSIX-based (Portable OS interface Portable Operating system Interface of Unix) and Unix (Unxi is a time-sharing operating system, The time-sharing operating system is a kind of operating system that enables a computer to serve several, dozens of, or even hundreds of users simultaneously in the same way. The feature of time-sharing operating system is that it can effectively increase the utilization rate of resources. Multi-user, multitasking, multi-threaded and multi-CPU operating systems. It can run major UNIX tools software, applications, and network protocols. It supports 32-bit and 64-bit hardware. Linux inherits the design idea of Unix as the core of network, and is a stable multi-user network operating system.
- The Linux operating system was born on October 5, 1991 (This is the first time the official outward announcement). There are many different Linux versions of Linux, but they all use the Linux kernel. Linux can be installed in a variety of computer hardware devices, such as mobile phones, tablets, routers, video game consoles, desktops, mainframes, and supercomputers. Strictly speaking, the word Linux itself only represents the Linux kernel, but in fact people have become accustomed to using Linux to describe the entire Linux kernel, and use the GNU engineering various tools and databases of the operating system.
Linux Learning notes: Getting Started with the "000" Linux system
