During DMA transfer, DMA controller transfers data ______.

1.	During DMA transfer, DMA controller transfers data ______.
A.	directly between memory and registers
B.	directly between the I/O module and main memory
C.	directly from memory to CPU
D.	directly from CPU to Memory
Answer» C. directly from memory to CPU

Discussion

No Comment Found

Related MCQs

Match List I with List IIList IList II(A) Handshaking(I) I/O interface informs the CPU that device is ready for transfer(B) Programmed I/O(II) requires two control signals working in opposite directions(C) Interrupt-initiated I/O(III) has local memory & control large set of I/O devices.(D) I/O processor(IV) require CPU to check the I/O flag & perform transfer Choose the correct answer from the options given below:
Arrange the following addresses in ascending order of their priorityA. Address for divide error is 0000HB. Address for one - byte interrupt instruction, INT is 000CHC. Address for overflow, INTO instruction is 0010HD. Address for single step trap - TF must be set is 0004HE. Address for non maskable interrupt is 0008HChoose the correct answer from the options given below:
On which one of the following output devices is hard to copy often displayed?
An interface that provides I/o transfer of data directly to and from the memory unit and the peripheral is termed as _____
During DMA transfer, DMA controller transfers data ______.
Hardware mechanism that enables a device to notify the CPU is called:
Consider the following statements:Arithmetic Logic Unit (ALU)1. Performs arithmetic operations2. Performs comparisons.3. Communicates with I/O devices4. Keeps watch on the systemWhich of these statements are correct?
For long distance communication which of the following data transfer technique is used?
A computer has only one processor which is known as:
In 8086, example for non maskable interrupts is:

During DMA transfer, DMA controller transfers data ______.

Discussion

No Comment Found

Related MCQs

Reply to Comment