Quiz submission record for quiz5-1-1 at Mon Jul 19 03:02:25 2004: Your Answer for Question 1: This allows for programs to be run more efficiently and faster. That is the why common case is supposed to be fast. Your Answer for Question 2: The function of the RegWrite signal is to write to the register file. Your Answer for Question 3: the purpose of the add unit is to compute the branch target as the sum of the incremented PC and the sign-extended, lower 16bits of the instruction. No, it would not be possible because all the functions that need to be performed would be be performed. Your unique submission ID is quiz5-1-1-cs61c-et-1090231345-949.