Question

The accumulator contains the data ADH. What will be the contents of accumulator
after the execution of the following instruction independently?
i) XRI B3H ii) CMA iii) ADD 11H

Please answer only if you know it !

Answer 1

QUESTION-

The accumulator contains the data ADH. What will be the contents of accumulator

The accumulator contains the data ADH. What will be the contents of accumulatorafter the execution of the following instruction independently?

The accumulator contains the data ADH. What will be the contents of accumulatorafter the execution of the following instruction independently?i) XRI B3H ii) CMA iii) ADD 11H

ANSWER-

3. ADD11H

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Answer 2

Explanation:

1)XRI B3H= logically Ex-ORed B3H with contents of accumulator

2)CMA=complement the content of accumulator and result stored in accumulator itself

3)ADD 11H= the content of register are added to the content of accumulator