Operating System

A 24-week step-by-step guide that takes learners from the basics of what an operating system does to advanced kernel internals, memory management, concurrency, security, and real-time concepts.

Duration

24 weeks

Level

Beginner to Advanced

Learners

22K+

Career Opportunity

Systems Programmer, Kernel Developer, Site Reliability Engineer, Embedded Engineer, OS Security Analyst

Prerequisites

Basic programming knowledge in C or Python

Familiarity with command-line interfaces

Foundational understanding of computer architecture (CPU, memory, I/O)

Overall Progress

0 of 27 Completed

Learning Path

1. Introduction & Installation

0/2 completed0%

Resources:

What Is an Operating System?

Installing Linux in a VM (VirtualBox/WSL)

2. OS Architecture & Components

0/2 completed0%

Resources:

Kernel vs User Space

System Calls & APIs

3. Process Management

0/2 completed0%

Resources:

Processes & Threads Basics

Linux ps, top, htop Hands-On

4. CPU Scheduling

0/2 completed0%

Resources:

Scheduling Algorithms (FCFS, SJF, RR, Priority)

Linux Completely Fair Scheduler (CFS)

5. Memory Management

0/2 completed0%

Resources:

Paging, Segmentation & Virtual Memory

Page Replacement Algorithms

6. Synchronization & Concurrency

0/2 completed0%

Resources:

Critical Section & Semaphores

Mutexes, Monitors, Spinlocks

7. Deadlocks

0/1 completed0%

Resources:

Deadlock Prevention & Detection

8. File Systems & Storage

0/2 completed0%

Resources:

File System Architecture (FAT, NTFS, ext4, ZFS)

Disk Scheduling (SCAN, LOOK, SSTF)

9. I/O Management & Device Drivers

0/2 completed0%

Resources:

Interrupts & DMA Basics

Writing a Simple Linux Device Driver

10. Security & Protection

0/2 completed0%

Resources:

User vs Kernel Mode, Access Control

SELinux / AppArmor Overview

11. Virtualization & Containers

0/2 completed0%

Resources:

x86 Hardware Virtualization (VT-x, AMD-V)

Namespaces & cgroups (Docker/LXC)

12. Real-Time & Embedded OS

0/2 completed0%

Resources:

RTOS Concepts & Scheduling

FreeRTOS Hands-On Project

13. Kernel Internals & Debugging

0/2 completed0%

Resources:

Building & Booting a Custom Linux Kernel

Kernel Debugging with GDB

14. Capstone Projects & Further Reading

0/2 completed0%

Resources:

Implement xv6 Labs (MIT)

Write a Simple Shell in C

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