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8051 Instruction Set MCQs

  • 1. Which of the following is not an instruction of 8051 instructions?
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    Answer is : D
  • 2. The operations performed by data transfer instructions are on
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    Answer is : D
  • 3. Which of the following is true while executing data transfer instructions?
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    Answer is : C
  • 4. The logical instruction that affects the carry flag during its execution is
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    Answer is : D
  • 5. The instruction that is used to complement or invert the bit of a bit addressable SFR is
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    Answer is : C
  • 6. The instructions that change the sequence of execution are
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    Answer is : C
  • 7. The control transfer instructions are divided into
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    Answer is : B
  • 8. The conditional control transfer instructions check a bit condition which includes any bit of
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    Answer is : D
  • 9. All conditional jumps are
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    Answer is : C
  • 10. The first byte of a short jump instruction represents
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    Answer is : A
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