Various directories
We will explore the directory structure in Linux so that it will be useful later on:
/bin/: This contains commands used by a regular user./boot/: The files required for the operating system startup are stored here./cdrom/: When CD-ROM is mounted, the CD-ROM files are accessible here./dev/: The device driver files are stored in this folder. These device driver files will point to hardware-related programs running in kernel./etc/: This folder contains configuration files and startup scripts./home/: This folder contains a home folder of all users except the administrator./lib/: The library files are stored in this folder./media/: External media such as a USB pen drive is mounted in this folder./opt/: The optional packages are installed in this folder./proc/: This contains files which give information about kernel and every process running in OS./root/: This is the administrators home folder./sbin/: This contains commands used by the administrator or root user./usr/: This contains secondary programs, libraries, and documentation about user-related programs./var/: This contains variable data such as http, tftp, and similar other./sys/: This dynamically creates thesysfiles