Questions:

1. In Active Directory, what is the purpose of the RID Master role?

Assign unique security identifiers (SIDs) to objects within a domain
Maintain the global catalog for the forest
Manage the Active Directory schema
Authenticate users for logins

2. What is the recommended approach to test the Active Directory migration before performing the actual migration?

Perform a full backup of the existing Active Directory.
Set up a sandbox environment to replicate the production environment.
Disable user accounts to prevent logins during testing.
Use the Active Directory Health Profiler to identify potential issues.

3. Scenario: You suspect that Active Directory replication is not functioning correctly in your network. What command can you use to force replication between all domain controllers in a domain?

nslookup
dcdiag
repadmin
netdom

4. In Active Directory, what does OU stand for?

Organizational Union
Organized User
Operation Unit
Organizational Unit

5. Scenario: Your organization has multiple Active Directory forests due to mergers and acquisitions. Users from Forest A need to access resources in Forest B and vice versa. What should you configure to establish communication between these forests?

DNS forwarding
Site Link Bridge
Trust Relationship
Global Catalog Server