Where Is the File System Mounting Information Kept in Linux?

What is mounting file system in Linux?

The mount command attaches the filesystem of an external device to the filesystem of a system. It instructs the operating system that filesystem is ready to use and associate it with a particular point in the system’s hierarchy. Mounting will make files, directories and devices available to the users.

What filesystems are available to be mounted on your system Linux?

As you may already know, Linux supports numerous filesystems, such as Ext4, ext3, ext2, sysfs, securityfs, FAT16, FAT32, NTFS, and many. The most commonly used filesystem is Ext4.