You can create these rendering nodes from the Hypershade Create tab.
- Render Layer
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Create this node to divide objects into separate layers. This node is part of the legacy render layer system.
See Render setup in Maya for information on how to create render layers in the render setup system.
- Render Pass
- Create render passes such as Diffuse, Specular, and Ambient using this node.
- Render Target
- To visualize a node (such as a shading node or render pass) in the Render View or in a batch render, connect it to a Render Target node.