How do I completely erase the entire partition table from a disk?

Updated -

Release Found: Red Hat Enterprise Linux 3 & 4

Symptom:

The currently on-disk partitions are incorrect or corrupt. You need to completely blank the partition table of a specific disk. You know the exact device name for the drive. It is currently visible to the system but not mounted or in use anywhere. If you are not sure of this, consult othe...

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