The ClassNodeType sheet defines the folder object names and corresponding user interface names.
ObjectName
Specifies the object name of a classification folder. Use this name when you reference the node on other sheets, such as the R-ClassNodeDescribes sheet. This name must be unique in the Catalog.
Name
Specifies the user interface name of a classification folder. This name appears in the Catalog task user interface and does not need to be unique in the Catalog.