When interface 8237 does not have any valid pending DMA request then it is said to be in
A. active state
B. passive state
C. idle state
D. none of the mentioned
Answer:A
When interface 8237 does not have any valid pending DMA request then it is said to be in
A. active state B. passive state C. idle state D. none of the mentioned
Explanation: If 8237 is in idle state, then CPU may program it in this state.