Operating Systems

📌 Overview

An Operating System is system software that manages hardware, processes, memory, I/O and allows programs to run efficiently.

Popular OS: Windows, Linux, macOS, Android, Unix-based systems.

🧩 OS Components

• Process Management
• CPU Scheduling
• Memory Management
• File Systems
• I/O Device Management
• Synchronization & Deadlocks
• Virtualization
• Threads & Concurrency

🎥 Top 10 OS YouTube Videos

• OS Full Course – freeCodeCamp
• OS Concepts – Gate Smashers
• OS – Neso Academy
• CPU Scheduling
• Memory Management
• Deadlocks
• Paging vs Segmentation
• File Systems
• Linux Architecture
• Linux Commands

📚 Top Books (Archive.org)

• Operating System Concepts
• Modern Operating Systems
• Design of UNIX OS
• Linux Kernel Development

🟢 Free Certifications

• Linux – freeCodeCamp
• Coursera OS
• edX OS
• Linux Foundation

🔵 Paid Certifications

• LFCS
• RHCSA
• LinkedIn Linux
• Udacity Linux

🐧 Linux Essentials

• Linux Journey
• Ubuntu Tutorials
• FossLinux
• Linux Commands

🧠 Mindmaps

• OS Mindmap
• OS Overview

📰 Best Blogs

• GFG OS
• Linux Kernel
• OpenSource
• HowToGeek
• RedHat Blog