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operating systems - Coggle Diagram
operating systems
memory management
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► Single-User, Multi-Tasking OS • One user at a time • Can run multiple applications simultaneously • Examples: Windows, macOS, modern Linux desktops
► Single-User, Single-Task OS • One user • Can run only one task at a time • Example: Early mobile OS
► Real-Time Multi-User Operating System • Multiple users can access the system • Real-time processing with strict timing constraints • Used in industrial, scientific, or mission-critical systems
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device drivers
an operating system comes with generic device drivers that work with a wide variety of different peripheral devices , allowing them to communicate with the computer