When the process requests for a DMA transfer?

Related MCQs

• After the completion of the DMA transfer, the processor is notified by
• The DMA transfer is initiated by
• The DMA differs from the interrupt mode by                       
• The DMA transfers are performed by a control circuit called as                       
• In DMA transfers, the required signals and addresses are given by the
• When the R/W bit of the status register of the DMA controller is set to 1.
• Can a single DMA controller perform operations on two different disks simultaneously?
• The technique whereby the DMA controller steals the access cycles of the processor to operate is called
• The DMA doesn’t make use of the MMU for bulk data transfers.
•               are used to overcome the difference in data transfer speeds of various devices.