VMware Cloud Director is a platform that turns physical data center into virtual data centers and runs on one or more vCenters. After you have a working vSphere vCenter, a brief overview of the general workflow for VMware Cloud Director is below:
Use vCenter and VCD Service Provider Admin portal to create and configure your virtual infrastructure, including:
Use DKP to create and manage clusters and node pools
To see a visual architecture structure as it relates to Tenants, Organization(or Tenant) VDCs and Provider VDCs for VMWare Cloud Director, refer to the page linked here for their documentation under the title: New to VMware Cloud Director.
Version Support Policy - defines a Beta feature