CXO Definition. A CXO is a top executive that has chief in their title â this could be the chief executive officer, chief financial officer, chief information officer, chief technology officer, chief people officer, chief experience officer, chief procurement officer, and so on. CXO Staffs CXOs!
Active Directory is Microsoft's trademarked directory service, an integral part of the Windows 2000 architecture.
A Service Principal Name (SPN) must be registered with Active Directory, which assumes the role of the Key Distribution Center in a Windows domain. The SPN, after it is registered, maps to the Windows account that started the SQL Server instance service.