Operating System

Operating System

intermediate6 weeks29 sectionsUpdated Jun 15, 2026

A comprehensive course covering the fundamental principles and mechanisms of modern operating systems, from process management to file systems and distributed concepts.

What you'll learn

Understand OS mechanisms for handling processes, threads, and their communication.
Learn memory management techniques in contemporary operating systems, including virtual memory.
Master concurrency management and process synchronization using semaphores and monitors.
Understand deadlock conditions and strategies for prevention, avoidance, and recovery.
Gaining knowledge on I/O systems and file management structures.

Prerequisites

C/C++ Programming (pointers, structs, arrays)
Data Structures (queues, stacks, linked lists)
Computer Organization (CPU, memory hierarchy, interrupts)

Course outline

1. Introduction

Concepts and Generations of OS Types of OS and OS Services System Calls and OS Structures Virtual Machines and Case Studies PYQ Analysis and Important Questions

2. Processes & Threads

Process Concept, States, and PCB Threads and Multithreading Models CPU Scheduling Algorithms Specialized Scheduling: Real-Time and Multiprocessor PYQ Analysis and Exam Preparation

3. Inter-process Communication

The Synchronization Problem: Race Conditions and Mutual Exclusion Software & Hardware Solutions to the Critical Section Problem High-Level Synchronization: Semaphores and Monitors Classic Synchronization Problems PYQ Analysis & Exam Preparation — Module 3

4. Deadlocks

Necessary Conditions for Deadlocks Deadlock Prevention and Avoidance Detection and Recovery PYQ Analysis and Exam Preparation

5. Memory Management

Physical & Logical Memory: Address Mapping and Contiguous Allocation Paging: Eliminating External Fragmentation Through Non-Contiguous Allocation Virtual Memory: Demand Paging, Locality, and Working Sets Page Replacement Algorithms: Choosing the Right Victim PYQ Analysis & Exam Preparation — Module 5

6. I-O & File Management

I/O Systems and Controllers File Management and Allocation Methods Disk Management and Scheduling PYQ Analysis and Exam Preparation

7. Exam Preparation Kit

The Complete OS Exam Preparation Kit