S A M P L E 

				  Quiz #8

Name ___________________   Honor Code________________________    Section _____

A. Do a trace for the program shown below left using the column headings shown
below center.  Assume that the user enters a 2, then a 24, and then a 17 when
input is requested.  Show at least the statement # for each statement actually
executed.
			 | #   CF   AX   SUM  COUNT | #   CF   AX  SUM  COUNT
			 |      ?    ?     0      0 |
			 |			    | 7             41
1	in	ax	 | 1         2              |
			 |			    | 8         1
2	copy	count,ax | 2                      2 |
			 |			    | 9         0
3 #L0	cmp	ax,#c1	 | 3   NB                   |
			 |			    |10                     0
4	jb	#L1	 | 4	                    |
			 |			    |11
5	in	ax	 | 5        24              |
			 |			    | 3   B
6	add	ax,sum   | 6        24              |
			 |			    | 4
7	copy	sum,ax   | 7              24	    |
			 |			    |12	       41
8	copy	ax,count | 8         2		    |
			 |			    |13
9	sub	ax,#c1	 | 9         1              |
			 |			    |14
10	copy	count,ax |10                      1 |
			 |			    |
11	jmp	#L0	 |11			    |
			 |			    |
12 #L1	copy	ax,sum   | 3   NB		    |
			 |			    |
13	out	ax	 | 4			    |
			 |			    |
14	halt		 | 5        17		    |
			 |			    |
31 #c1	 	1	 | 6        41		    |
32 count	0				    
33 sum		0	CONTINUE IN RIGHT COLUMN ABOVE

B. Some true/false or short answer question(s) regarding architecture

e.g.:

True/False

1) Modern processors may have more than one accumulator
  		TRUE
2) The flags register is used to keep a backup copy of the accumulator
                FALSE