Ecet 330 Quiz Week 5 - Grading Summary These are the...

Grading Summary
These are the automatically
computed results of your exam.
Grades for essay questions, and
comments from your instructor, are
in the "Details" section below.
Date Taken: 10/12/2014
Time Spent: 2 h , 00 secs
Points Received: 16 / 20 (80%)
Question Type: # Of Questions: # Correct:
Multiple Choice 5 4
Grade Details - All Questions
Question 1
.
Question :
(TCO 5) For the SUBA #$66 in the following code, the ALU performs:
LDAA #$99
SUBA #$66
A = ___________
Student Answer:
A= $99 + 1s complement of $66
A=$66 - $99
A= $99 – 2’s complement of $66
A= $99 + 2’s complement of $66
Instructor
Explanation:
pages 152-162, Course Textbook
Points Received: 4 of 4
Comments:
Question 2
.
Question :
(TCO 5) Find the value in Register A after the execution of the following code:
LDAA #$AA
EORA
#$FF
A = __________

Instructor