Operating System Crash Course For Beginners - IGNOU Part - 1

Description

In this course, you will learn :

• Basics, History, Types and Functions of Operating System
• Process States, Context Switching, Thread, Process Scheduling, Scheduling Algorithms, Preemptive, Non-preemptive, FCFS, SJF, SRTN, Round Robin Algorthims
• Interprocess Communication and Synchronization, Shared-Memory, Message-Passing, Critical Section, Mutex, Bakery’s Algorithm, Locks, Deadlocks
• Memory Management - Overlay, Swapping, Virtual Memory, Demand Paging, Thrashing, Working Set Model, Page Fault Rate, RAID, Security Model

Syllabus :

1. Introduction

• Introduction - What is Operating System?
• Generations Of Operating Systems
• Types Of Operating Systems
• Functions Of Operating Systems

 

2. Processes

• What is a Process ? , States of a Process
• Implementation of Process - Context Switching
• Implementation of Process - Threads

 

3. Process Scheduling

• Process Scheduling
• Process Life Cycle - Long Term, Short Term , and Medium term Scheduler

 

4. Scheduling Algorithms

• Scheduling Algorithms
• Preemptive and Non-Preemptive Scheduling
• First Come First Serve - Scheduling Algorithm - ( Non Preemptive )
• Shortest Job First - Scheduling Algorithm ( Non Preemptive )
• Round Robin - Scheduling Algorithm ( Preemptive Scheduling )
• Shortest Remaining Time - Scheduling Algorithm ( Preemptive )

 

5. Interprocess Communication and Synchronisation

• IPC In a Distributed System - Shared Memory, Message Passing methods
• Interprocess Synchronisation and Critical Section Problem
• Bakery's Algorithm - Solving Critical Section Problem

 

6. Classical Problem In Concurrent Programming

• Producer and Consumer Problem

 

7. Locks and Deadlocks

• Lock Variable - Synchronisation Mechanism
• Deadlock and Characteristics of a Deadlock

 

8. Memory

• Memory and Types Of Memory
• Memory Management Techniques - Overlay and Swapping
• Virtual Memory
• Demand Paging
• Thrashing
• Techniques to avoid Thrashing - Working Set model
• Techniques to avoid Thrashing - Page Fault Frequency

 

9. File Management

• RAID - Redundant Array Of Independent Disks - Raid 0, Raid 1, Raid 3, Raid 10

 

10. Security And Protection

• Bell LaPadula Security Model

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