For Question 1 below, please indicate True or False for Parts A-D. Please be sure to give an explanation for your answer for Parts A-D as well.

A. In the Complex I/O module, the I/O module must recognize one unique address for each peripheral it controls.

B. In programmed polling I/O, it is the responsibility of the processor to periodically check the status of the I/O module until it finds that the operation is complete.

C. The disadvantage of the polling is that it is time-consuming.

D. When large volumes of data are to be moved, a more efficient technique is direct memory access (DMA).