A Primary Domain Controller (PDC) is a concept used in Microsoft Windows NT server operating systems whereby a user may be granted access to a number of computer resources with the use of a single username and password combination.
A Primary Domain Controller (PDC) is a server computer in a pre-Windows 2000 NT server Domain. A domain is a concept used in NT server operating systems whereby a user may be granted access to a number of computer resources with the use of a single username and password combination.