A Room Interior

What is the difference between 1-point and 2-point perspective?

(besides the fact the number of vanishing points they each have)

HW: Using the technique similar to the one you see below in Da Vinci's Last Supper, draw a picture of a room in your home. Include furniture and other objects. Make sure that if something is sitting on the floor (like a chair) that the legs of that chair stay on the floor!