PDC Emulator vs Infrastructure Master vs Schema Master vs RID Master: what each FSMO role does
This sheet compares PDC Emulator, Infrastructure Master, Schema Master, RID Master.
| Criterion | PDC Emulator | Infrastructure Master | Schema Master | RID Master |
|---|---|---|---|---|
| Core job | Receives preferential replication of password changes; the source for the latest password when a sign-in fails on a bad password | Updates cross-domain object references, for example after a rename or move | Persists forest-wide schema object changes | Allocates blocks of relative identifiers (RIDs) so new security principals get unique SIDs |
The verdict, the full comparison, 3 rules and 3 traps are part of AZ-802 access. Unlock AZ-802.