The DMA transfers are performed by a control circuit called as __________a.Device interfaceb.DMA controllerc.Data controllerd.Overlooker

For transfer of data, devices inform the DMA through------? (1 Point)Bus request signal.DRQ.HLDADAK

DMA transfers data between-------  (1 Point)Memory and processor.Processor and I/O devices.I/O devices and memory.All of the above

___________allows DMA controller to transfer one data word at time after which it must return control of the buses to the CPU.*CISCDMA Cycle stealDMA BurstRISC

Direct Memory Access (DMA) technique is used for (A) Managing CPU clock speeds (B) Transferring data between peripheral devices and memory without CPU intervention (C) Managing hardware resources (D) Managing the interrupts (E) Executing the programs

___________ initializes DMA Controller by sending memory address and the block size (number of words) I/O deviceDMA InterruptCPUMemor