The mounting device / dev directory contains all device files, which is system settings, generally and system hardware have special files with each other. Common Equipment File: / DEV / SD SCSI Disk Device / DEV / TTY Virtual Console / DEV / TTYS Serial Equipment / DEV / MD A device file / dev / null empty device that collects partition on different hard drives. / MNT directory is specifically used to provide mount mount / dev / hdc1 / mnt / e to / mNT / E for other file systems. You can use CD / MNT / ELS to view content on the device. You can hill the disk of the Windows system. / etc / fstab file storage file system type unmout / mnt / e // unplicked command format: mount [option]