As far as I know, Windows 2012 will not be supported (either as a workload or as an installation platform) until after System Center DPM 2012 SP1 is released.
A similar thread:
TechNet Community Support
Microsoft is conducting an online survey to understand your opinion of the Technet Web site. If you choose to participate, the online survey will be presented to you when you leave the Technet Web site.
Would you like to participate?