What modifier gives you the ability to edit with a higher polygon count while still retaining vertex data on lower subdivision levels?

How do you place the 3D cursor at the center of the grid?

How do you render a small portion of your scene?

How do you change editing modes on the fly?

How can you hide unselected objects?

How many seams do you need to correctly unwrap a cube?

What is the shortcut to rotate an object?

The Node Editor is used to:

How do you proceed if you want to animate a character?

How do you move selected 3D objects?

How do you display completely all objects in the visible layer and centered in the window?