Linux is free and open source, which means that anyone can take the codebase and modify it however they want. A Linux distribution is a specialized set of software that comes with the Linux kernel and is distributed with tools for installing a working version of Linux on users' computers. The widespread adoption of Linux around the world has created a huge demand for Linux experts and specialists.
Linux Directory Structure - Linux File System
The Linux file system is the structure that stores all the information on a computer. To work with Linux, it is very important to know where everything is and linux howto uses the file system from the shell.
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Linux Directory Structure - Linux File System
- /root - The root directory is the basis of the file system. All files and directories are logically contained within the root directory, regardless of their physical location.
- /bin - /bin has many linux commands, such as cat, cp, ls, more, and tar, that are part of the Linux operating system.
- /boot - Contains the Linux kernel and other files required by the LILO and GRUB boot managers.
- /dev - Contains all device files. Linux treats each device as a separate file. All these files are in /dev.
- /etc. - Most system configuration files and configuration scripts are contained in the /etc/rc.d subdirectory.
- /home - home directory is the home directory of the user's home directory.
- /lib - Contains library files that contain bootable driver modules required to boot the system.
- /media - Instructions for mounting file systems on removable media such as DVD-ROMs, flash drives, and linux zip drives.
- /tmp is a temporary directory that can be used as a working directory (temporary file storage). The contents of this folder are deleted each time the system starts.
- /usr - Contains subdirectories for many programs, such as X and the GUI windowing system.
- /usr/include - contains header files for the C programming language
- /usr/lib - contains libraries for the C programming language.