Q. The register that keeps track of all the DMA channel pending requests and status of their terminal counts is

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Q. The pin that clears the command, request and temporary registers, and internal first/last flipflop when it is set is

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Q. The DMA request input pin that has the highest priority is

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Q. When interface 8237 does not have any valid pending DMA request then it is said to be in

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Q. To complete a DMA transfer, a memory to memory transfer requires

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Q. In demand transfer mode of 8237, the device stops data transfer when

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Q. The mode of 8237 in which the device transfers only one byte per request is

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Q. The transfer of a block of data from one set of memory address to another takes place in

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Q. Which of the following command is used to make all the internal registers of 8237 clear?

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Q. The basic principle of floppy disks involve

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Q. In floppy disk, the small hole that enables the drive to identify the beginning of a track and its first sector is

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Q. Inside its jacket, the floppy media is rotated at the speed of

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Q. The Double Density Double Sided disks on each side are organized with

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Q. The magnetic recording technique used for storing data onto the disks (floppy disks) is called

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Q. For reading the disks DVD uses

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Q. For reading the disks, the blue ray disk uses

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Q. A blue ray disk can store data upto _________ per layer.

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Q. DVDRW is for

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Q. The HDD is also called as

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