vadiraj@vadiraj-VirtualBox:/dev$ sudo parted -l
[sudo] password for vadiraj:
Model: ATA VBOX HARDDISK (scsi)
Disk /dev/sda: 8590MB
Sector size (logical/physical): 512B/512B
Partition Table: msdos

Number  Start   End     Size    Type      File system     Flags
 1      1049kB  6979MB  6978MB  primary   ext4            boot
 2      6980MB  8589MB  1609MB  extended
 5      6980MB  8589MB  1609MB  logical   linux-swap(v1)


Warning: Unable to open /dev/sr0 read-write (Read-only file system).  /dev/sr0
has been opened read-only.
Error: /dev/sr0: unrecognised disk label

vadiraj@vadiraj-VirtualBox:/dev$