Linux - dd

The following is a Linux Dictionary word of the day:

dd – command for data duplicator which converts and copies a file, writes disk headers and boot based records.

                Note: running this command with the incorrect parameters and data can delete data.

                if parameter for read from file.

                of parameter to write from file.

                Example copy data from sbin/mdev to sbin/mdev2:

                dd if=/sbin/mdev of=/sbin/mdev2