MSC Semester I - Operating Systems
MSC Semester I - Operating Systems
Updated on Jun, 2025
Language - English
IT and Software ,Operating Systems and Servers,Operating Systems
Lectures -129
Resources -2
Duration -11 hours
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Course Description
Unit – I
Introduction: Computer-System Architecture, Operating-System Structure, Operating-System
Operations, Process Management, Memory Management, Storage Management, ProtectionSecurity, Kernel Data Structures, Computing Environments, Open-Source Operating Systems.
Operating-System Structures: Operating-System Services, User Interface for OperatingSystem(CLI and GUI), System Calls, Types of System Calls(fork, exec, wait, kill, exit).
Process Management: Process Concept, Process Scheduling, Operations on Processes (Process
creation-fork system call, process termination), Inter Process Communication, Types of IPC(Shared
memory, message passing, signals, socket, pipes) Zombie and orphan processes.
Threads: Overview, Multithreading Models, Threading Issues.
Process Synchronization: Concept, Critical-Section Problem, Peterson’s Solution,
Synchronization, Classic Problems of Synchronization, Semaphores, Monitors.
Unit – II
CPU Scheduling: Concepts, Scheduling Criteria, Scheduling Algorithms, Thread Scheduling,
Real-Time CPU Scheduling, Algorithm Evaluation.
Deadlocks: System Model, Deadlock Characterization, Methods for Handling Deadlocks,
Deadlock Prevention, Deadlock Avoidance, Deadlock Detection, Recovery from Deadlock.
Unit – III
Memory Management: Main Memory, Swapping, Contiguous Memory Allocation, Segmentation,
Paging, Structure of the Page Table. Virtual Memory: Demand Paging, Page Replacement,
Allocation of Frames, Thrashing.
Mass-Storage Structure: Overview, Disk Structure, Disk Scheduling, Disk Management, SwapSpace Management, RAID Structure.
Unit – IV
File Systems: File Concept, Access Methods, Directory and Disk Structure, File -System
Mounting, Protection. File-System Structure and Implementation, Directory Implementation,
Allocation Methods, Free-Space Management, Recovery, Network File System.
Advanced Operating System- Basics of Network Operating System, Server Operating System and
Real Time Operating System, Mobile OS – iOS and Android – Architecture, Versions and SDK
Framework
Curriculum
Check out the detailed breakdown of what’s inside the course
Unit I - Introduction to Operating Systems
54 Lectures
-
What is an operating system?
03:46
03:46
-
OS traditional view, an illusionist, a government.
05:02
05:02
-
OS salient features.
05:44
05:44
-
Computer system structure
01:50
01:50
-
Modern OS functionalities
06:05
06:05
-
OS principles
05:05
05:05
-
Layered computing systems
03:39
03:39
-
Layered design exceptions
05:29
05:29
-
Performance optimization in computing systems
03:42
03:42
-
OS user interface
03:16
03:16
-
OS interfaces
03:30
03:30
-
Protection
04:54
04:54
-
Kernel mode and user mode
03:48
03:48
-
System calls
05:29
05:29
-
Example system calls
02:31
02:31
-
Types of system calls
02:53
02:53
-
Traps
06:24
06:24
-
Application programming interface (API)
03:43
03:43
-
How APIs invoke system calls?
03:09
03:09
-
System call implementation
03:36
03:36
-
Parameter passing to system calls
04:30
04:30
-
Life cycle of program creation
02:58
02:58
-
Memory footprint of a program
01:39
01:39
-
Processes
02:19
02:19
-
Multiprogramming and multitasking
04:56
04:56
-
Scheduler and process scheduling
03:11
03:11
-
Process states
04:24
04:24
-
Process control block (PCB)
03:40
03:40
-
Creating a process
01:25
01:25
-
Why use threads?
03:09
03:09
-
Overheads of using processes
03:19
03:19
-
Key idea behind threads
02:46
02:46
-
Single vs multithreaded processes
07:07
07:07
-
Benefits of threads
03:09
03:09
-
Semaphores
05:16
05:16
-
More about semaphores, POSIX semaphores
03:50
03:50
-
Synchronization patterns-bounded concurrent access, signaling
03:42
03:42
-
Employing semaphores to avoid busy waiting
03:05
03:05
-
Readers-writers problem
03:28
03:28
-
Readers-writers solution-shared data
04:01
04:01
-
Readers-writers solution-implementation notes
02:37
02:37
-
Readers-writers solution-writer process
02:06
02:06
-
Readers-writers solution-reader process
04:32
04:32
-
Readers-writes problem variations and reader-writer locks
04:01
04:01
-
Priority in readers-writers solution
02:12
02:12
-
Dining philosophers problem
03:12
03:12
-
Dining philosophers problem solution
02:56
02:56
-
Deadlock in Dining philosophers solution
03:17
03:17
-
Handling deadlock in dining philosophers solution
04:29
04:29
-
Introduction To Process Synchronization
13:27
13:27
-
Critical Section Problem
06:58
06:58
-
Mutual Exclusion Using Critical Region
03:11
03:11
-
Bounded Buffer Problem
07:16
07:16
-
Dining Philosopher Problem
09:03
09:03
Unit II - CPU Scheduling
44 Lectures
Unit III - Memory Management
27 Lectures
Unit IV - File Systems
4 Lectures
Instructor Details
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