If a ‘1’ is not encountered when operand is scanned by BSR, then
A. zero flag is reset
B. zero flag is set
C. VM flag is reset
D. RF flag is set
Answer:A
If a ‘1’ is not encountered when operand is scanned by BSR, then
A. zero flag is reset B. zero flag is set C. VM flag is reset D. RF flag is set
Explanation: The BSR instruction scans the operand from left to right. If a ‘1’ is not encountered during the scan, zero flag is reset whether the scan is BSF or BSR.