Quiz submission record for quiz6-1-2 at Mon Jul 26 23:17:00 2004: Your Answer for Question 1: spatial locality : If we know several ways to some place, we take almost same way to go the place. temporal locality : A criminal come back to place where crime had occured. Your Answer for Question 2: Because it is simple way to mapping memory to cache. If we use high order bits, then mapping is not uniformly distributed. Your unique submission ID is quiz6-1-2-cs61c-bd-1090909020-3161.