Scenario:

Suppose you need to run the queue processor on a particular node type amoung multiple node type, then in that case you can create your own custom node type and use it as 'associated node type' for queue processor then that queue processor will run on this node which supports your custom Node Type.

Please find the attachment for configuration.

***Edited by Moderator Marissa to update Content Type from Idea to Discussion; added Developer Knowledge Share tag***