Several varieties of partitioning programs have been adapted by Debian developers to work on various types of hard disks and computer architectures. Following is a list of the program(s) applicable for your architecture.
Recommended partitioning tool in Debian. This Swiss army knife can also resize partitions, create filesystems and assign them to the mountpoints.
A simple-to-use, full-screen disk partitioner for the rest of us.
Note that cfdisk doesn't understand FreeBSD partitions at all, and, again, device names may differ as a result.
One of these programs will be run by default when you select
(or similar). It may be possible to use a different partitioning tool from the command line on VT2, but this is not recommended.