Quiz submission record for quiz6-1-2 at Tue Jul 27 09:13:21 2004: Your Answer for Question 1: If you are to go to supermarket, and let's say you want to find pizza. If you find pizza in frozen food section, it is very likely that you would find other brands of frozen pizza near where you found one. Your Answer for Question 2: Because it is the most useful bits to check for both temporal and spatial locality. If we were to have leftmost bits to determine the cache location, then we would need to check 4 different addresses with same lower bits which are very far apart. Your unique submission ID is quiz6-1-2-cs61c-eb-1090944801-1274.