CS/COE 447 Quiz 3  January 29, 2007
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For this quiz, you are allowed to use the Green Card (or a copy of it)
that came with the text book.  

Q1: Give the machine code for the following instruction, first in binary and
    then in hex:   

        addi  $t0, $a0, 3



Binary:  001000 00100   01000 0000 0000 0000 0011



Hex:  20880003





Q2: Give the machine code for the following instruction, first in binary and
    then in hex:   
        
      lw	$t3, 4($t0)




Binary:  100011 01000  01011   0000  0000  0000  0100




Hex:  8d0b0004