`mount` command is used to add storage to file system. mount loads the storage maybe external or internal to sysem for use.
general command is :
mount -t [type] [device name] [mount point]
[ -t ] :type of file system
[ -r ] :readable only.
[ -rw ] : read/write
mount point is chosen by user to choose where user want files of that drive to show.
umount command is used to remove storage from system file system.
umount [option] [device name]
[ -l ] :Lazy way to remove , in this it removes device but system takes it own time to clean up its references.
[ -r ] :If volume is not able to remove it try to mount volume read only.
[ -f ] :It force volume to unmount, it may take loss.