A. No. Like Enterprise Business Server, the SBS domain must be the AD forest root domain, and it can't have any child domains. The SBS server must also hold all the domain Flexible Single-master Operation (FSMO) roles, and no trusts can exist with other domains.
* Key Features of Active Directory for every version of Server OS, including Windows Server 2012 R2 and Windows Server 2016 * Key elements of Microsoft System Center 2012 and System Center 2012 R2 PLUS major changes in the 2016 wave * Deploying, Migrating to, and Managing Hyper-V in Your Organization * Implementing a Private Cloud * Using PowerShell to Automate Common tasks * Key Windows 10 changes including the new Start menu, Cortana, Microsoft Edge, and more * And much more!