The hexadecimal values of DX and AX after the following instructions have executed are DX=0005 and AX=0000.
mov dx,5000h
mov ax,20h
mul dx

Question

Quizplus · Accepted Answer

When we multiply 20h with 5000h, the result in hexadecimal should be A0000h. However, since AX can only hold 16-bit values, the result is truncated to 0000h and stored in AX. The high-order 16 bits of the result (A0) are stored in DX. Therefore, the correct values of DX and AX after executing the above instructions should be DX=A000h and AX=0000h.

The Hexadecimal Values of DX and AX After the Following