Contents

1. Introduction

1.1 What operating system DO?

1.2 Computer System Organization

1.3 Computer System Architecture

1.4 Operating System Structure

1.5 Operating System Operations

1.6 Process Management

1.7 Memory Management

1.8 Storage management

1.9 Protection and security

1.10 Distributed system

1.11 Special purpose system

1.12 Computing environment

1.13 Open Source Operating System

2. System Structure

2.1 Introduction

2.2 Operating system services

2.3 User Operating system interface

2.4 System Calls

2.5 Types of system calls

2.6 System Programs

2.7 Operating system structure

2.8 Virtual Machines

2.9 System Boot

3. Process Management

3.1 Introduction

3.2 Process Concept

3.3 Process Scheduling

3.4 Operations of Processes

3.5 Inter-process Communication

4. Multithreaded Programming

4.1 Overview

4.2 Multithreading Models

4.3 Thread Libraries

5. Process Scheduling

5.1 Introduction

5.2 Basic Concepts

5.3 Process Scheduling

5.4 Scheduling Algorithms

5.5 Thread Scheduling

6. Process Synchronization

6.1 Background

6.2 Critical section problem

6.3 synchronization hardware

6.4 Semaphores

6.5 Classic Problem of Synchronization

7. Deadlocks

7.1 Introduction

7.2 System Model

7.3 Deadlock Characterization

7.4 Deadlock Prevention

7.5 Deadlock Avoidance

7.6 Deadlock Detection

7.7 Recovery from Deadlock

8. Memory management

8.1 Introduction

8.2 Background

8.3 Swapping

8.4 Contiguous memory allocation

8.5 Paging

8.6 Segmentation

8.7 Virtual memory management

9. File System

9.1 file concept

9.2 access methods

9.3 Directory structure

9.4 Allocation Methods

9.5 free space management