Which of the following statements is correct about "MOV A, B" instruction of…

2022

Answer: D. Its addressing mode is "Register address mode". — The MOV A, B instruction is a single-byte operation with opcode 46H. It uses Register Addressing Mode as both operands are CPU registers, validating Option 4.

1. A.

   It is a 2 byte instruction.

2. B.

   Its operation code is 11.

3. C.

   Its right most 7 bit represents the operand B.

4. D.

   Its addressing mode is "Register address mode".

Attempted by 213 students.