Polling, Interrupts, and DMA

# Polling, Interrupts, and DMA: Mastering I/O Management in Operating Systems Ever wondered how your computer seamlessly handles everything from keyboard input to high-definition gaming without grinding to a halt? The secret lies in efficient I/O (Input/Output) management. This article dives deep into three fundamental techniques: Polling, Interrupts, and Direct Memory Access (DMA). Understanding these concepts is crucial for anyone aspiring to be a proficient software engineer, operating sys