Question: When a CPU fetches an instruction word from memory, the word containing an operation code that indicates the type of operation the CPU is to
When a CPU fetches an instruction word from memory, the word containing an operation code that indicates the type of operation the CPU is to perform and information specifying where the instructnio operands are located. A computer may use various addressing modes to specify the operand loacation. One such addressing mode is shown below, where R designates some resister within the CPU and d is a constant embedded in the instruction word
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