The GATE Grind

GATE 2015 EC – Question 24

Digital Circuits · Computer Organization · 1 mark · Multiple choice

In an 8085 microprocessor, the shift registers which store the result of an addition and the overflow bit, respectively

  1. B and F
  2. A and F
  3. H and F
  4. A and C

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Show answer and explanation

Correct answer: (B) A and F

Explanation

In the 8085, the result of an addition is stored in the accumulator, register A. The flag register, F, holds the status bits that record conditions such as overflow or carry.