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In DMA transfers, the required signals and addresses are given by the __________

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In DMA transfers, the required signals and addresses are given by the __________

(a) Processor

(b) Device drivers

(c) DMA controllers

(d) The program itself

This question was posed to me during an interview for a job.

The query is from Direct Memory Access topic in chapter Input/Output Organisation of Computer Architecture

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Correct option is (c) DMA controllers

The explanation is: The DMA controller acts as a processor for DMA transfers and overlooks the entire process.

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