Identify the correct definition of Memory-mapped I/O.
- A. The order in which bytes are arranged within larger data types in a computer's memory.
- B. The number of bits a processor can handle or transfer in a single operation.
- C. A method of performing input/output where peripheral devices are accessed using the same address space as memory. ✓
- D. A CPU performance technique that guesses the outcome of a conditional instruction before it is known.
Correct answer
C. A method of performing input/output where peripheral devices are accessed using the same address space as memory.
Explanation
Memory-mapped I/O refers to a method of performing input/output where peripheral devices are accessed using the same address space as memory.