Kenn Hoekstra has published the final page of his on going series on getting a job in the game industry. This one is titled, "Take Me There and Make Me a Part of It, Part III: Foot-in-the-door skills for the games industry and beyond". This seems to be written for someone who has a contact and a first interview in the works for a gaming company. Aht to expect, what to prepare and how to prepare it is discussed. You can find the article on CGOnline.