1.

When the R/W bit of the status register of the DMA controller is set to 1.(a) Read operation is performed(b) Write operation is performed(c) Read & Write operation is performed(d) None of the mentionedI got this question in unit test.The origin of the question is Direct Memory Access topic in chapter Input/Output Organisation of Computer Architecture

Answer»

Right ANSWER is (a) Read operation is performed

For EXPLANATION I would say: NONE.



Discussion

No Comment Found

Related InterviewSolutions