unitate de consistență(The minimal unit of data synchronization. Because all changes that have the same consistency unit are sent together, synchronization can never be interrupted with part of a consistency unit applied)
Verificator de consistență a informațiilor(A built-in process that runs on all domain controllers and generates the replication topology for the Active Directory forest. At specified intervals, the KCC reviews and makes modifications to the replication topology to ensure propagation of data either directly or transitively)