Why Computers Need an Operating System At first glance, a computer may appear to be a self-sufficient machine. You press a power button, applications open, files are saved, and everything seems automatic. However, behind this smooth experience lies a critical layer that makes all of this possible—the operating system. Without an operating system, even the most powerful hardware would be unusable for everyday tasks. Understanding why computers need an operating system helps users move beyond surface-level usage and appreciate how modern computing actually works. The Problem Without an Operating System Computer hardware by itself is complex and rigid. The processor understands only low-level instructions, memory follows strict rules, and storage devices respond to electrical signals—not human intent. If users had to interact directly with hardware, even simple tasks like typing a document or playing a video would require deep technical knowledge. Without an operating system: ...
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