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Question

In which addressing mode the contents of a register specified in the instruction are first decremented, and then these contents are used as the effective address of the operands?

a.

index addressing

b.

indirect addressing

c.

auto increment

d.

auto decrement

Posted under Operating System

Answer: (d).auto decrement

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Q. In which addressing mode the contents of a register specified in the instruction are first decremented, and then these contents are used as the effective address of the operands?

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