Which type of ArcGIS user is required to publish or own a utility network service?

ArcGIS Utility Network includes a diagram function to visually represent network connectivity. Which elements compose a utility network diagram?

When creating association roles in ArcGIS Utility Network, what would an unspecified deletion semantic allow if a user attempts to delete a structure feature?

A utility company wants to model the open or closed state of valves in its water network and use this property in tracing operations. Which network property should be used, and how?

A utility engineer is modeling a power system in ArcGIS Pro and needs to attach a transformer bank to a power pole. Which type of association should be used?