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The priority of the channels varies frequently in

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in Microprocessor by (39.4k points)
The priority of the channels varies frequently in

(a) rotating priority scheme

(b) fixed priority scheme

(c) rotating priority and fixed priority scheme

(d) none of the mentioned

The question was posed to me in an online interview.

This question is from DMA Transfers and Operations topic in division DMA, Floppy Disk and CRT Controllers of Microprocessor

1 Answer

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by (49.2k points)
Correct option is (a) rotating priority scheme

The best explanation: In this scheme, the priorities assigned to the channels are not fixed.

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