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Addressing structure

  • A.defines the fundamental method of determining effective operand addresses
  • B.are variations in the use of fundamental addressing structures, or some associated actions which are related to addressing.
  • C.performs indicated operations on two fast registers of the machine and leave the result in one of the registers.
  • D.all of the above

Answer: A

Correct answer: defines the fundamental method of determining effective operand addresses

The addressing structure of a machine is the set of rules by which an instruction’s address field is turned into the effective address of its operand - direct, indirect, indexed, base-relative, immediate. Addressing modes are the individual variations within that structure.

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