For large data transfers, Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â is used.

For large data transfers, Â Â Â Â Â Â Â Â Â Â Â�

1.	For large data transfers, Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â is used.
A.	dma
B.	programmed i/o
C.	controller register
D.	none of the mentioned
Answer» B. programmed i/o