The following videos are an introduction to Rendering. Rendering is an enormous topic so we won't be able to cover it all. In this case, we want to understand the basics and begin playing with the tools and software settings to create realistic views of our models. Please review the following videos and take notes.
Introduction to Rendering:
RAY TRACING and other RENDERING METHODS:
Intro to PHOTOREALISTIC RENDERING in F360:
For an in Depth overview of Rendering you can check out: (this is not required viewing, but it does go over a lot of rendering methods.)