Multiple choice

Which of the following control flags in 8088 when set, leads to accessing of string bytes from higher to lower memory address and if the flag is reset, then accessing of string bytes is from lower to higher memory address?

  1. Direction flag

  2. Trap flag

  3. Interrupt flag

  4. Overflow flag

  5. Sign flag
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A Correct answer
Explanation

Direction flag in 8088 if set, leads to accessing of string bytes from higher to lower memory address and if the flag is reset, then accessing of string bytes is from lower to higher memory address.

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