Before You Can Install an RODC,you Must Address This Prerequisite

Multiple Choice

Before you can install an RODC,you must address this prerequisite

A) RODC must be installed on a Windows Server Core installation
B) The forest functional level must be at least Windows Server 2000
C) If the forest functional level is not set at Windows Server 2008,you must run the dcpromo.exe /adprep command before installing the RODC
D) A writeable Windows Server 2008 DC that the RODC can replicate with must be operating in the domain