The entry point for UA client for the use cases Observationand Operationis the Objects Folder. One typical entry point is a list of Objectsrepresenting Ctrl Resources. Additional Folders Objectsused to structure the Ctrl Resourcesinto a hierarchy are server specific. Such an example is shown in Figure 27.
Servers that want to hide some of the components of a Ctrl Resourcescan create a Folder Objectrepresenting the Ctrl Resourcesand can use Organizes Referencesto reference only the components of theCtrl Resourcesthat should be visible in this part of the hierarchy. Such an example is shown in Figure 28.