Quiz submission record for quiz6-2-2 at Thu Jul 29 10:49:56 2004:

Your Answer for Question 1:
The EPC register holds exceptions.  A cause register  records the cause of an exception.  lw would access EPC and Cause because they are both addresses.

Your Answer for Question 2:
Imprecise exceptions are when exceptions in which the processor does not know the problem so it sends the problem to the EPC so the operating system can fix it up.  Unlike precise exceptions, these could possibly lead to invalid interrupts

Your Answer for Question 3:
The processor moves alot faster than the poller so since tenchology is as fast as its slowest unit, this would be very inefficient.

Your Answer for Question 4:
It means that protions of the address space are assigned to I/O devices

li $t0,0
la $s0,RecieverControl
loop:
   lb $t1, RecieverControl #loads the last bt
   beqz $t1, loop
end:


Your unique submission ID is quiz6-2-2-cs61c-eo-1091123396-2191.