Windows 2000/2003 Active Directory domains utilize a Single Operation Master method called FSMO (Flexible Single Master Operation), as described in Understanding FSMO Roles in Active Directory.
The five FSMO roles are:

Schema master - Forest-wide and one per forest.
Domain naming master - Forest-wide and one per forest.
RID master - Domain-specific and one for each domain.
PDC - [...]

Windows 2000/2003 Active Directory domains utilize a Single Operation Master method called FSMO (Flexible Single Master Operation), as described in Understanding FSMO Roles in Active Directory.
In most cases an administrator can keep the FSMO role holders (all 5 of them) in the same spot (or actually, on the same DC) as has been configured [...]

Windows 2000/2003 Multi-Master Model
A multi-master enabled database, such as the Active Directory, provides the flexibility of allowing changes to occur at any DC in the enterprise, but it also introduces the possibility of conflicts that can potentially lead to problems once the data is replicated to the rest of the enterprise. One way Windows 2000/2003 [...]

Have you seen the Microsoft Active Directory 70-640 Training video by Train Signal? I highly recommend this course, as you will learn much more than you will from any book. It includes new iPod/MP3 versions of the course (when you are on the go) and Transcender practice tests to help you prepare for certification. The [...]

1. Install and logon Vista final (worked with the BillGates edition) with the CDkey given by BillGates.
2. Browse to WindowsSystem32Licensingpkeyconfig’ folder,
right-click ‘pkeyconfig.xrm-ms’
Open property, click Security > Advanced > Owner > Edit > Administrators.
Click OK and close the propertes.
Then re-open properties of the file, Click Security > Advanced > Edit > select Administrators and click Edit.
Click [...]

The Diatec SmartTrack Neo USB trackpad straight from Japan can now add this functionality to a desktop PC, and it couldbe arriving just in time for testing on Windows 7, the first MS’ OS with integrated multi-touch tricks.
The mini-pad measures at 3″ by 1.8″, comes with 2 buttons, and supports most of the same gesture [...]

Microsoft unveiled a new version of its software for aggregating health records that makes it easier for patients and doctors to share information electronically.
The new release, Almaga Unified Intelligent System 2009, offers bi-directional integration with Microsoft’s HealthVault, an online repository where people can store and manage their health and wellness information, said Steve Shihadeh, a [...]