The Base Component has no panel parameters and no 3D object parameters. You would use it for a component that has no panel associated with it, nor any 3D, such as component that converted RGB channels to HSV channels.
/tileview - what is displayed in the Node Viewer.
- Network Viewer - displays the component's internal network in the viewer.
- Parameters - displays the component's parameters in the viewer.
- Operator Viewer - displays the viewer of the operator referenced in the Operator Viewer parameter below.
/opviewer - path to the operator used when the Node View parameter is set to Operator Viewer.
/clone - path to a Master Clone for this component.
/pathvar - set the name of a Path Variable for this component.