1. Graded Quiz #2 Sept. 6, 2017 Clicker [AB]
Covers:
Module 1.b [15-84]

2. Question #1
If Y=$ABBA and A=$DD the result in (Y) after EXG Y, A will be:
A: $DD00
B: $ABDD
C: $00DD
D: $DDBA
E: None of these
If Y=$ABBA and A=$DD the result in (Y) after EXG Y, A will be:
A: $DD00
B: $ABDD
C: $00DD 
D: $DDBA
E: None of these

3. Question #2
The is the 16-bit result produced by FDIV when dividing $4000 by $8000
A: $0000
B: $1000
C: $2000
D: $4000
E: $8000
The is the 16-bit result produced by FDIV when dividing $4000 by $8000
A: $0000
B: $1000
C: $2000
D: $4000
E: $8000 

4. Question #3
The only overflow case (causing V to be set) that can occur when executing IDIVS is:
A: $7FFF / $8000
B: $8000 / $7FFF
C: $7FFF / $FFFF
D: $8000 / $FFFF
E: None of the above
The only overflow case (causing V to be set) that can occur when executing IDVS is:
A: $7FFF / $8000
B: $8000 / $7FFF
C: $7FFF / $FFFF
D: $8000 / $FFFF 
E: None of the above

5. Question #4 Addr Value Regs Name Value Y X What is the state after:
Memory
Addr
Value
What is the state after:
LEAY 2,X+
A: X = 0, Y = 10
B: X = 2, Y = 0 
C: X = 2, Y = 10
D: X = 2, Y = 8
E: None of these
What is the state after:
LEAY 2,X+
A: X = 0, Y = 10
B: X = 2, Y = 0
C: X = 2, Y = 10
D: X = 2, Y = 8 E: None of these 8t 1 2t 2
10t 3 0t
Regs
Name
Value Y
10t X 0t
65534 7t

6. Question #5 Addr Value Regs Name Value Y X What is the state after:
Memory
Addr
Value
What is the state after:
LEAY 2,+X
A: X = 2, Y = 8
B: X = 2, Y = 0
C: X = 2, Y = 10
D: X = 2, Y = 2 
E: None of these
What is the state after:
LEAY 2,+X
A: X = 2, Y = 8
B: X = 2, Y = 0
C: X = 2, Y = 10
D: X = 2, Y = 2
E: None of these 8t 1 2t 2
10t 3 0t
Regs
Name
Value Y
10t X 0t
65534 7t