You can find all attributes for the selected object in the Attribute Editor.
These are the common controls on each tab in the Attribute Editor.
Controls at the top of the tab:
Click the Input Connection button to display the first input connection node for the currently displayed node. Right-click the Input Connection button to display a list of all input connection nodes. You can then select a node from this list to display in the Attribute Editor.
Click the Output Connection button to display the first output connection node for the currently displayed node. Right-click the Output Connection button to display a list of all output connection nodes. You can then select a node from this list to display in the Attribute Editor.
Controls at the bottom of the tab: