Question

Can someone offer an explanation to these few simple questions please?

Answer these questions about the various forms of VO
b. What is the byte count, as used in DMA IVO and what happens when this count reaches 0?
c. What can channel I/O do that DMA I/O cannot?
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Answer these questions about the various forms of VO b. What is the byte count, as used in DMA IVO and what happens when this count reaches 0? c. What can channel I/O do that DMA I/O cannot?

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