Answer:
D) can access main memory at the same time as the main CPU
Explanation:
DMA is short for Direct Memory Access, these controllers allow the device to transfer data directly to and from the memory modules without interfering with CPU processes. Therefore it can access main memory at the same time as the main CPU. Thus freeing up CPU processing power for other tasks while also retrieving the data necessary.
Answer:
<h3>Examples of information systems. Quality control systems. They are those in which there is customer feedback and the results are evaluated under statistics and final reports. The databases in a library. To organize and store file databases such as books, journals. journals, theses, etc.</h3>
Explanation:
Answer:
the answer for this is 3*(6+2)/2)