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
			 |			    |
1	in	ax	 |			    |
			 |			    |
2	copy	count,ax |			    |
			 |			    |
3 #L0	cmp	ax,#c1	 |			    |
			 |			    |
4	jb	#L1	 |			    |
			 |			    |
5	in	ax	 |			    |
			 |			    |
6	add	ax,sum   |			    |
			 |			    |
7	copy	sum,ax   |			    |
			 |			    |
8	copy	ax,count |			    |
			 |			    |
9	sub	ax,#c1	 |			    |
			 |			    |
10	copy	count,ax |			    |
			 |			    |
11	jmp	#L0	 |			    |
			 |			    |
12 #L1	copy	ax,sum   |			    |
			 |			    |
13	out	ax	 |			    |
			 |			    |
14	halt		 |			    |
			 |			    |
31 #c1	 	1	 |			    |
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
  
2) The flags register is used to keep a backup copy of the accumulator