It sounded like he aced all of the questions except for the distributed computing ones, where he put up some reasonable answers but not the exact ones they're l

It sounded like he aced all of the questions except for the distributed computing ones, where he put up some reasonable answers but not the exact ones they're looking for. I'd note that when Google was first solving those problems, their luminaries who are now untouchable at the company probably tried those exact same reasonable answers at first until iterating on them into their current form.