Describe the difference between the MOV instruction and the LEA instruction as used in these two sample instructions. MOV D, V1 LEA DX, V1 Solution Answer: MOV D , V1 it moves the D to V1 and the instruction LEA DX V1 moves the address of the data to V1 . There is no difference between MOV and LEA but LEA can be more powerful than MOV if we need to calculate the address..