Specifically, why your computer feels like a well-organized office one day and a junk drawer the next. We're going to peel back the curtain on how an OS actually manages your life.
An OS manages hardware resources (CPU, memory, storage, and devices) and provides a stable environment for programs to run without conflicting with each other.
Slowdowns often come from too many background processes, memory pressure, and fragmented resource usage, which the OS constantly juggles behind the scenes.
A working understanding of processes, memory, and the file system helps you write more efficient software and debug performance issues effectively.
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