Gate CS-2004 Question Paper With Solutions

Q. 29 A hard disk with a transfer rate of 10 M bytes/second is constantly transferring

data to memory using DMA. The processor runs at 600 MHz. and takes 300 and

900 clock cycles to initiate and complete DMA transfer respectively. If the size of

the transfer is 20 Kbytes, what is the percentage of processor time consumed for

the transfer operation?

(A) 5.0%

(B) 1.0%

(C) 0.5%

(D) 0.1%

Answer: (D)

Explanation: Gate CS-2004 Question Paper With Solutions

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