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The instruction that shifts 8 LSB bits of ECX into the MSB positions of EAX, one by one starting from LSB of ECX is

The instruction that shifts 8 LSB bits of ECX into the MSB positions of EAX, one by one starting from LSB of ECX is Correct Answer SHRD EAX,ECX,8

The SHRD instruction shifts the specified number of bits in the instruction, from the lower side (i.e. LSB) of the source operand into the upper side (i.e. MSB) of the destination operand.

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