Directory Infrastructure Self-study Trai... — Active

: Study how AD relies on DNS for service location (SRV records) and name resolution. Phase 2: Building Your Lab

: While the MCSA is retired, look into the AZ-800 and AZ-801 (Windows Server Hybrid Administrator Associate) exams. Active Directory Infrastructure Self-Study Trai...

: Practice performing an Authoritative vs. Non-Authoritative restore of the AD database (NTDS.dit). Phase 5: Security & Modern Identity Secure your infrastructure against common attack vectors. : Study how AD relies on DNS for

: Study the five Flexible Single Master Operation roles (Schema, Domain Naming, PDC Emulator, RID Master, and Infrastructure Master). Learn how to seize or transfer them. Non-Authoritative restore of the AD database (NTDS

: Master the "LSDOU" (Local, Site, Domain, OU) processing order. Practice mapping network drives, enforcing password policies, and restricting software via GPO. Phase 4: FSMO Roles & Maintenance Understand what keeps the gears turning.

Before touching a server, you must understand the "why" behind the structure.