For GDPR compliance, Veeam provides the capability to add location tags to Scale-out Backup Repositories. Location tags in Veeam Backup & Replication are used to identify the location of data, which is essential for adhering to data sovereignty laws like GDPR. Location tagging helps ensure that data residency requirements are met by keeping data in a defined geographical area.
In the context of GDPR, it's important to manage and control where personal data is stored and processed. Proxy servers, file copy jobs, and WAN accelerators do not have the functionality to be tagged for GDPR compliance in the same manner as repositories within Veeam Backup & Replication.

When moving the Veeam Backup & Replication server and its configuration database to new hardware or servers, the appropriate process to undertake is a configuration restore, denoted by option A: Restore. This process involves using the Veeam Backup & Replication Configuration Backup utility, which regularly backs up the configuration of the Veeam Backup & Replication server. In the event of a hardware migration or significant system change, this utility allows administrators to restore the server's configuration, including all settings, job configurations, and inventory, onto the new server setup. This ensures a seamless transition with minimal disruption to the backup operations and policies that were previously in place.

In Veeam replication, the function that ensures changes made during a failover are copied back to the original production VM is Fallback. This process involves reversing the replication direction after a failover, ensuring that any changes made while running on the replica are synchronized back to the original VM.References:
Veeam Backup & Replication User Guide, Veeam Replication Fallback Guide