ubuntu@ubuntu:~$ sudo fdisk -l

Disk /dev/sda: 640.1 GB, 640135028736 bytes
255 heads, 63 sectors/track, 77825 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Disk identifier: 0xb88daaac

   Device Boot      Start         End      Blocks   Id  System
/dev/sda1               1       36474   292969372+   7  HPFS/NTFS
/dev/sda2           72947       77825    39190567+   5  Extended
/dev/sda5           72947       77825    39190536   82  Linux swap / Solaris

Disk /dev/sdc: 500.1 GB, 500107859968 bytes
255 heads, 63 sectors/track, 60801 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Disk identifier: 0xb5e0ace2

   Device Boot      Start         End      Blocks   Id  System
/dev/sdc1               1       60801   488384001    7  HPFS/NTFS