UPDM 2 Plugin 2026x UPDM 2.1 Elements UPDM 2.1 Project Viewpoint and Acquisition Viewpoint Elements Current: Actual Project Milestone Role Actual Project Milestone Role DescriptionUPDM: An instance of a ProjectMilestoneRole in the context of an ActualProject.Architecture FrameworkMODAF, DoDAF, NAFExtensionsUML Slot ×