Quiz submission record for quiz6-2-2 at Thu Jul 29 10:22:38 2004: Your Answer for Question 1: EPC: A 32-bit register used to hold the address of the affected instuction. Cause: A register used to record the cause of the exception. C0000000 hex is the MIPS instruction. Your Answer for Question 2: Some machines hace imprecise exceptions which means that in non-critical cases, the correct exception is not always associated with the correct instruction. Your Answer for Question 3: It is sampling data, so there might be margin for error. Your Answer for Question 4: Memory-mapped io means that portions of the address space are assigned to io devices. Your unique submission ID is quiz6-2-2-cs61c-ec-1091121758-1616.