These roles are applicable at the domain level (i.e., there is one of each for every domain in a forest): The PDC Emulator (Primary Domain Controller) - This role is the most used of all FSMO roles and has the widest range of functions. The domain controller that holds the PDC Emulator role is crucial in a mixed environment where Windows NT 4.0 BDCs are still present.
iPod touch 7th Generation Release Date. It has been noted that iPod touch 7th generation release date will be in the mid (July-September) 2017. The new iPod touch 7G release is expected to be the biggest iPod launch that apple has ever done.
in response to hannifromeureka The current generation i the 4G and it was introduced in September 2010. In Oct 2011, Apple added a white version of the 4G. The 3G iPod has a slower processor than the 4G and a screen with less resolution and only the 4G has cameras.