In Direct Memory Access (DMA) mechanism, the I/O devices and main memory…
2019
In Direct Memory Access (DMA) mechanism, the I/O devices and main memory exchange data directly, without the involvement of the ______.
- A.
Processor
- B.
I/O device
- C.
Main memory
- D.
Operating system
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Correct answer: A
In DMA, data transfer occurs directly between the I/O device and main memory, bypassing the CPU.