In memory-mapped I/O ____________(a) The I/O devices and the memory share the same address space(b) The I/O devices have a separate address space(c) The memory and I/O devices have an associated address space(d) A part of the memory is specifically set aside for the I/O operationThe question was posed to me during a job interview.My question is from Accessing I/O Devices in chapter Input/Output Organisation of Computer Architecture

In memory-mapped I/O ____________(a) The I/O devices and the memory sh

1.	In memory-mapped I/O ____________(a) The I/O devices and the memory share the same address space(b) The I/O devices have a separate address space(c) The memory and I/O devices have an associated address space(d) A part of the memory is specifically set aside for the I/O operationThe question was posed to me during a job interview.My question is from Accessing I/O Devices in chapter Input/Output Organisation of Computer Architecture
Answer» Correct answer is (a) The I/O DEVICES and the memory SHARE the same address space The EXPLANATION: Its the different MODES of accessing the i/o devices.

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