When dealing with multiple device interrupts , which mechanism is easy to implement
A. Polling method
B. Vectored interrupts
C. Interrupt nesting
D. None of the above
Answer:A
When dealing with multiple device interrupts , which mechanism is easy to implement
A. Polling method B. Vectored interrupts C. Interrupt nesting D. None of the above
Explanation: In this method the processor checks the IRQ bits of all the devices, which ever is enabled first that device is serviced.