The process follows these steps: 1️⃣ User Program Executes → CPU runs normal instructions. 2️⃣ WRITE Command Issued → CPU sends a request for an I/O operation. 3️⃣ CPU Waits (Polling for I/O ...
| In interrupt, the device notices the CPU that it requires its attention. | Whereas, in polling, CPU steadily checks whether the device needs attention.| | An interrupt is not a protocol, its a ...
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