Questions:

1. What is the first step to prepare for an Active Directory migration between two forests?

Raise the forest functional level of the source forest.
Configure DNS forwarding between the two forests.
Establish a trust relationship between the two forests.
Install the Active Directory Migration Tool (ADMT) on all domain controllers.

2. Which PowerShell cmdlet is used to enable an Active Directory user account?

Enable-ADUser
Unlock-ADUser
Activate-ADUser
Start-ADUser

3. How does the Active Directory database handle conflicts when two domain controllers attempt to update the same object simultaneously?

The domain controller with the highest replication priority wins.
The domain controller with the most recent update wins.
The conflict is automatically resolved by the PDC Emulator role.
Active Directory uses a multi-master replication model to merge changes.

4. Which Active Directory component is responsible for replicating directory data between domain controllers in the same site?

Directory Replication Service (DRS)
Active Directory Replication Service (ADRS)
Windows Time Service (W32Time)
Kerberos Key Distribution Center (KDC)

5. What is the function of an organizational unit (OU) in Active Directory?

Grouping users based on their physical location
Providing Internet access to users
Assigning IP addresses to computers
Organizing objects and applying Group Policies