Here's a link to this lecture:
MIT on Virtual Memory23:30 -- the MIT guys are no better about answering questions than you guys are.
24:00 -- the slide here has questions that you should be able to answer. I've posted a screenshot of the slide on our virtual-memory web page.
40:20 -- the slide here has questions that you should be able to answer. I've posted a screenshot of the slide on our virtual-memory web page. He puts the answers on the screen at 41:30