The first part of unit 1 is to look at the quality differences for rendering shadows between a Maya Software Render and Maya Mental Ray Render. Looking at the results it seems that the Mental Ray Render has more of a natural dark shade which looks better when compared to the Software Render which is more brighter appearance.
Mental Ray Render
I was trying to do the next part of the Unit 1 tutorial which is Optimzation but for some reason the file I acquired is not working. When I get a working one from Alan I will the second bit of the tutorial.