Teaching UGC NET Mock Test Series 2025 (Paper 1 & 2) Computer Organization and Architecture I/O Interface Modes of Data Transfer
Arrange the following steps in the proper sequence for the process of Direct Memory Access (DMA) in data transfer.
(A) The CPU sends a request to the DMA controller to initiate data transfer.
(B) The DMA controller takes control of the system bus to access memory.
(C) The DMA controller transfers data directly between the I/O device and memory.
(D) The DMA controller informs the CPU that the data transfer is complete.
(E) The CPU continues with other processing tasks while the DMA controller handles the data transfer.
Choose the correct answer from the options given below:
1
(A), (B), (C), (D), (E)
2
(A), (E), (B), (C), (D)
3
(E), (A), (B), (C), (D)
4
(A), (B), (D), (C), (E)