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The mode of data transfer used by the controller is _____

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The mode of data transfer used by the controller is _____

(a) Interrupt

(b) DMA

(c) Asynchronous

(d) Synchronous

This question was posed to me during an interview.

Origin of the question is SCSI BUS-2 in chapter Input/Output Organisation of Computer Architecture

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Best answer
The correct option is (b) DMA

For explanation: None.

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