ubuntu@ubuntu:~$ sudo fdisk -l
Disk /dev/sda: 250.1 GB, 250059350016 bytes
255 heads, 63 sectors/track, 30401 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x0002307c
Device Boot Start End Blocks Id System
/dev/sda1 * 1 29637 238053376 83 Linux
/dev/sda2 29637 30402 6142977 5 Extended
/dev/sda5 29637 30402 6142976 82 Linux swap / Solaris
ubuntu@ubuntu:~$ sudo lshw -C disk
*-disk
description: ATA Disk
product: WDC WD2500BEVT-2
vendor: Western Digital
physical id: 0.0.0
bus info: scsi@1:0.0.0
logical name: /dev/sda
version: 11.0
serial: WD-WXJ1A20J8270
size: 232GiB (250GB)
capabilities: partitioned partitioned:dos
configuration: ansiversion=5 signature=0002307c
*-cdrom
description: DVD-RAM writer
product: DVDRAM GP08NU6B
vendor: HL-DT-ST
physical id: 0.0.0
bus info: scsi@0:0.0.0
logical name: /dev/cdrom
logical name: /dev/cdrw
logical name: /dev/dvd
logical name: /dev/dvdrw
logical name: /dev/scd0
logical name: /dev/sr0
logical name: /cdrom
version: 1.00
capabilities: removable audio cd-r cd-rw dvd dvd-r dvd-ram
configuration: mount.fstype=iso9660 mount.options=ro,noatime state=mounted status=ready
*-medium
physical id: 0
logical name: /dev/cdrom
logical name: /cdrom
configuration: mount.fstype=iso9660 mount.options=ro,noatime state=mounted