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+# System Calls
+
+## Articles/Blog Posts
+
+- **System call:** 
+  - [Wikipedia](https://en.wikipedia.org/wiki/System_call)
+- **What are System Calls in OS? Types & Examples:**
+  - [Guru99](https://www.guru99.com/system-call-in-os.html)
+- **Understanding User Space and Kernel Space in Linux:**
+  - [DigitalOcean](https://www.digitalocean.com/community/tutorials/understanding-user-space-and-kernel-space-in-linux) (Explains the context of system calls)
+
+## Video Tutorials
+
+- **System Calls - Operating System:** 
+  - [YouTube - Neso Academy](https://www.youtube.com/watch?v=J4QSI_vOa-w)
+- **System Call in Operating System:**
+  - [YouTube - Gate Smashers](https://www.youtube.com/watch?v=HvxDF-IBSpo)
+
+## Documentation/Examples 
+
+- **Linux System Call Reference:**
+  - [Linux man pages](https://man7.org/linux/man-pages/dir_section_2.html)  (Detailed documentation of Linux system calls)
+- **Windows System Call Table:**
+  - [j00ru's Blog](https://j00ru.vexillium.org/syscalls/nt/64/) (Information on Windows system calls)
+
+## Books
+
+- **Operating System Concepts (10th Edition) by Silberschatz, Galvin, and Gagne:** 
+  - **ISBN:** 978-1292400451 
+- **Modern Operating Systems (4th Edition) by Andrew S. Tanenbaum:**
+  - **ISBN:** 978-0133591620  
+
+## Related Concepts
+
+- **Application Programming Interface (API):**
+  - [Wikipedia](https://en.wikipedia.org/wiki/Application_programming_interface) 
+  - System calls are often accessed through higher-level APIs.