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

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

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 

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

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

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