The method of synchronising the processor with the I/O device in which the device sends a signal when it is ready is
A. Exceptions
B. Signal handling
C. Interrupts
D. DMA
Answer:A
The method of synchronising the processor with the I/O device in which the device sends a signal when it is ready is
A. Exceptions B. Signal handling C. Interrupts D. DMA
Explanation: This is a method of accessing the I/O devices which gives the complete power to the devices, enabling them to intimate the processor when they’re ready for transfer.