Question: Systems with separate I/O have a second address space for I/O devices as opposed to memory and also a separate category of instructions for doing

Systems with separate I/O have a second address space for I/O devices as opposed to memory and also a separate category of instructions for doing I/O operations as opposed to memory data transfers. What are the advantages and disadvantages of this method of handling I/O? Name and describe an alternative strategy and discuss how it exhibits a different set of pros and cons.

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Advantages of separate IO address space and instructions 1 Simplicity Having a separate address space for IO devices and distinct instructions for IO operations can provide a simpler and more intuitiv... View full answer

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