USB Mass Storage
Mass storage devices are listed under /dev by partition over all mass storage (for example, sda sda1 sda2 sda3).
Mount a partition:
You can mount a partition by:
$ sudo mkdir /media/sda3
or:
$ sudo mount /dev/sda3 /media/sda3
Un-mount a storage partition:
$ sudo umount /dev/sda3
or:
$ sudo umount /media/sda3
Display all attached storage devices:
$ sudo fdisk –l