This Course is designed for the Students who are preparing for the Following Examinations
- GATE Computer Science
- NTA UGC NET Computer Science
- ISRO SC – Computer Science
- BARC – Computer Science
- DRDO – Computer Science
Chapters Covered in this course are :-
- Basics of Operating Systems : Structure, Operations and Services; System Calls, Design and Implementation; System Boot
- Process Management
- Threads
- CPU Scheduling
- Process Synchronization, Critical-Section Problem
- Deadlocks
- Memory Management
- Disk Structure, Scheduling and Management, RAID Structure
- File and Input/Output Systems
- Security
Course Curriculum
| Introduction | |||
| 01 Introduction to Operating System | 00:11:41 | ||
| Process Management Concepts | |||
| 02 Introduction to Process Management Concepts | 00:17:13 | ||
| 03 Process State Diagram | 00:19:58 | ||
| 04 Scheduling Queues | 00:04:20 | ||
| 05 Process Control Block Context of a Process | 00:07:50 | ||
| 06 Terminologies Related to Process Scheduling | 00:06:29 | ||
| 07 First Come First Serve (FCFS) Scheduling Algorithm | 00:10:58 | ||
| 08 First Come First Serve Process Scheduling Algorithm (Example 2) | 00:06:18 | ||
| 09 Convoy Effect in First Come First Serve (FCFS) Scheduling Algorithm | 00:07:51 | ||
| 10 Introduction of SJF | 00:14:24 | ||
| 11 SJF Example | 00:03:49 | ||
| 12 Shortest Job First (SJF) Scheduling Algorithm Example | 00:06:25 | ||
| 13 SRTF (SJF + Preemption) | 00:09:05 | ||
| 14 SRTF | 00:08:06 | ||
| 15 Advantages & Disadvantages of SJF | 00:08:51 | ||
| 16 Prediction Techniques For SJF | 00:05:56 | ||
| 17 Exponential Averaging | 00:03:36 | ||
| 18 Exponential Averaging Example | 00:05:40 | ||
| 19 Longest Job First | 00:07:14 | ||
| 20 Longest Job First Color Corrected | 00:08:04 | ||
| 21 Round Robin Color Correct | 00:04:27 | ||
| 22 Round Robin | 00:07:57 | ||
| 23 Accumulator CPU Organization | 00:06:30 | ||
| 24 Gate 2006 Question on SRTF | 00:05:24 | ||
| 25 GATE 2006 QUESTION ON PRIORITY BASE SCHEDULING | 00:06:40 | ||
| 26 GATE QUESTION ON ROUND ROBIN SCHEDULING | 00:06:03 | ||
| 27 Round Robin Scheduling Algorithm Example | 00:06:44 | ||
| 28 Preemptive Priority based Scheduling Algorithm | 00:04:54 | ||
| 29 Highest Response Ratio Next Algorithm | 00:07:41 | ||
| 30 Multilevel Queue Scheduling | 00:04:57 | ||
| Process Synchronization Concept | |||
| 31 Interprocess Communication & Synchronization | 00:25:41 | ||
| 32 Synchronization Mechanisms | 00:05:50 | ||
| 33 Lock Variable Solution | 00:20:22 | ||
| 34 Test & Set Lock Mechanism | 00:15:04 | ||
| 35 Strict Alteration Process Synchronization Operating System | 00:10:44 | ||
| 36 Interested Variable Solution for Process Synchronization | 00:07:06 | ||
| 37 Petersons Solution | 00:12:46 | ||
| 38 What is Producer & Consumer Problem | 00:14:15 | ||
| 39 Producer & Consumer Problem both are Lazy & Sleeping | 00:07:30 | ||
| 40 Counting Semaphores | 00:09:44 | ||
| Process Synchronization Q01 | 00:00:00 | ||
| Process Synchronization Q02 | 00:00:00 | ||
| Process Synchronization Q03 | 00:03:57 | ||
| Process Synchronization Q04 | 00:00:41 | ||
| Process Synchronization Q05 | 00:03:40 | ||
| Process Synchronization Q06 | 00:03:57 | ||
| Process Synchronization Q07 | 00:04:47 | ||
| Process Synchronization Q08 | 00:00:58 | ||
| Process Synchronization Q09 | 00:04:10 | ||
| Process Synchronization Q10 | 00:03:12 | ||
| Process Synchronization Q11 | 00:02:21 | ||
| Process Synchronization Q12 | 00:05:41 | ||
| Process Synchronization Q15 | 00:04:55 | ||
| Process Synchronization Q16 | 00:07:00 | ||
| DeadLock | |||
| 41 DeadLock | 00:11:49 | ||
| 42 Resource Allocation Graph | 00:19:29 | ||
| 43 DeadLock Prevention | 00:13:25 | ||
| 44 Banker’s Algorithm Example | 00:04:28 | ||
| 45 Bankers Algorithms (corrected) | 00:14:12 | ||
| 46 Previous Year Question on Bankers Algorithms | 00:08:50 | ||
| 47 Previous Year Question on Bankers Algorithms | 00:09:33 | ||
| 48 DeadLock Detection & Recovery | 00:12:34 | ||
| Memory Management | |||
| 49 Memory Management Introduction | 00:13:30 | ||
| 50 Introduction to Linking & Loading | 00:15:18 | ||
| 51 Various Phases | 00:21:00 | ||
| 52 Fixed Partitioning Scheme | 00:14:25 | ||
| 53 Introduction to Variable Partitioning Schemes | 00:06:50 | ||
| 54 Partition Allocation Policies | 00:11:02 | ||
| 55 Solution of Previous Video | 00:05:34 | ||
| 56 Bitmapping | 00:20:19 | ||
| 57 Linked List Implementation to Identify Holes & Processes | 00:09:07 | ||
| 58 Introduction to Paging | 00:10:18 | ||
| 59 Paging Concept | 00:24:24 | ||
| 60 Formulas in Paging | 00:08:33 | ||
| 61 Paging Example 1 | 00:07:21 | ||
| 62 Paging Example 2 | 00:03:48 | ||
| 63 Paging Example 3 | 00:06:30 | ||
| 64 Paging Example 4 | 00:05:32 | ||
| 65 Paging Example 5 | 00:04:36 | ||
| 66 Additional Information Stored about Pages in Page Table | 00:05:32 | ||
| 67 Need of Multilevel Page Table | 00:08:38 | ||
| 68 Multilevel Page Table Example 2 | 00:06:38 | ||
| 69 Multilevel Paging Example 3 | 00:04:31 | ||
| 70 Translation Look Aside Buffer | 00:09:51 | ||
| 71 Numericals on TLB | 00:06:26 | ||
| 72 What should be the Optimal Page Size | 00:08:50 | ||
| 73 Inverted Paging | 00:09:07 | ||
| 74 Introduction to Segmentation | 00:10:57 | ||
| 75 Segment Paging | 00:02:39 | ||
| 76 Virtual Memory | 00:13:44 | ||
| 77 Question on EMAT | 00:03:29 | ||
| 78 Page Replacement Algorithm FIFO | 00:15:31 | ||
| 79 Belady’s Anomaly | 00:06:58 | ||
| 80 Optimal Page Replacement Algorithm | 00:12:27 | ||
| 81 Lease Recently Used | 00:06:08 | ||
| 82 Most Recently Used | 00:04:10 | ||
| 83 Thrashing | 00:08:50 | ||
| Previous Year Paper Solution | |||
| ISRO 2015 Q32 OS Process Management | 00:01:07 | ||
| ISRO 2015 Q33 OS Scheduling | 00:03:11 | ||
| ISRO 2015 Q38 OS Process Management | 00:02:43 | ||
| ISRO 2016 Q51 OS Real Time Operating System | 00:01:34 | ||
| ISRO 2017 Q73 OS Real time OS | 00:03:17 | ||
| Operating System GATE 1988 Process Management Question Solution | 00:04:18 | ||
| Operating System GATE 1990 Highest Response Ratio Next Scheduling Favours | 00:04:13 | ||
| Operating System GATE 1993 Calculate Completion time using Round Robin Algorithm | 00:04:00 | ||
| Operating System GATE 1995 Optimal Non Preemptive Scheduling Sequence | 00:04:19 | ||
| Operating System GATE 1995 Scheduling Policy most suitable for Time sharing OS | 00:04:00 | ||
| Operating System GATE 1996 Process State Transition Diagram | 00:03:34 | ||
| Operating System GATE 1996 Round Robin Scheduling | 00:03:46 | ||
| Operating System GATE 1998 Minimize Average Response Time | 00:03:04 | ||
| Operating System GATE 1998 Round Robin Algorithm when will the Process get its Turn | 00:06:31 | ||
| Operating System GATE 2001 Maximum Throughput from Process Scheduling Algorithms | 00:02:19 | ||
| Operating System GATE 2001 Non Preemptive Scheduling Algorithm | 00:03:03 | ||
| Operating System GATE 2002 Multi-programmed Operating System | 00:03:59 | ||
| Operating System GATE 2002 Process State Transition Diagram | 00:06:51 | ||
| Operating System GATE 2003 Process Scheduling | 00:10:53 | ||
| Operating System GATE 2004 Shortest Remaining time First Algorithm | 00:05:05 | ||
| Operating System GATE 2005 Priority Bases scheduling Preemptive & non Preemptive | 00:07:42 | ||
| Operating System GATE 2006 Longest Remaining Time First – LRTF | 00:06:27 | ||
| Operating System GATE 2006 Preemptive Priority Scheduling | 00:08:09 | ||
| Operating System GATE 2006 Process State Diagram | 00:03:30 | ||
| Operating System GATE 2006 Shortest Remaining Time First | 00:03:02 | ||
| Operating System GATE 2008 time slice round robin | 00:04:33 | ||
| Operating System GATE 2010 SRTF & Round Robin | 00:04:25 | ||
| Operating System GATE 2011 Preemptive Shortest job first | 00:04:29 | ||
| Operating System GATE 2013 Priority based scheduling | 00:03:47 | ||
| Operating System GATE 2014 Set 1 Shortest Remaining Time First | 00:05:44 | ||
| Operating System GATE 2014 Set 2 Round Robin Scheduling | 00:07:34 | ||
| Operating System GATE 2014 Set 3 Shortest Remaining Time First | 00:04:32 | ||
| Operating System GATE 2015 Maximum Number of a Processes in Ready State | 00:01:16 | ||
| Operating System GATE 2015 Set 1 Priority based Scheduling | 00:07:47 | ||
| Operating System GATE 2015 Set Process Scheduling Average Turn Around Time | 00:09:07 | ||
| Operating System GATE 2016 Minimum Average Waiting Time | 00:01:57 | ||
| Operating System GATE 2016 Preemptive Shortest Remaining Time First | 00:03:50 | ||
| Operating System GATE 2017 Preemptive Priority Scheduling | 00:02:57 | ||
| Operating System GATE 2017 Preemptive Shortest Remaining Time First SRTF | 00:04:18 | ||
| OS TEST Q01 Process Concepts | 00:06:58 | ||
| OS TEST Q02 Process Management | 00:04:07 | ||
| OS TEST Q04 Process Management | 00:02:30 | ||
| OS TEST Q30 Process Management | 00:04:51 | ||
| OS TEST Q31 Process Management | 00:03:00 | ||
| OS TEST Q38 Process Management | 00:02:12 | ||
| OS Q39 UGC NET 2016 OS Scheduling | 00:04:01 | ||
| OS Q40 UGC NET 2016-II- CPU Scheduling using SRTF | 00:05:51 | ||
| File System & IO Protection | |||
| OS TEST Q09 File System | 00:04:59 | ||
| OS TEST Q25 IO Disk | 00:03:48 | ||
| OS TEST Q28 IO disk | 00:01:06 | ||
| ISRO 2015 Q34 OS File System & IO | 00:08:05 | ||
| Thread & System Calls | |||
| 48 Introduction to threads | 00:37:37 | ||
| Operating System GATE 1996 example of Spooled Device | 00:04:03 | ||
| Operating System GATE 1999 MISC | 00:04:31 | ||
| Operating System GATE 1999 System Calls | 00:04:18 | ||
| Operating System GATE 2001 privileged and Non privileged Modes | 00:03:07 | ||
| Operating System GATE 2001 processor Needs software Interrups | 00:02:14 | ||
| Operating System GATE 2001 What does not Interrupt a running process | 00:02:41 | ||
| Operating System GATE 2004 Fork System Call – What are the number of processes created | 00:01:23 | ||
| Operating System GATE 2004 Userlevel and kernel Level Threads | 00:07:20 | ||
| Operating System GATE 2004 what is not shared by threads of the same process | 00:02:31 | ||
| Operating System GATE 2005 UNIX Misc what is the mode in which the signal handling routine executes | 00:11:20 | ||
| Operating System GATE 2005 Value printed by Child Process Fork Command | 00:05:59 | ||
| Operating System GATE 2007 user level and Kernel Level Threads | 00:08:10 | ||
| Operating System GATE 2008 Fork command | 00:01:32 | ||
| Operating System GATE 2011 Interrupts | 00:02:32 | ||
| Operating System GATE 2011 Kernel Mode | 00:03:05 | ||
| Operating System GATE 2011 Light weight processes threads | 00:03:46 | ||
| Operating System GATE 2012 Fork Command | 00:01:07 | ||
| Operating System GATE 2014 Set 1 User level threads | 00:06:00 | ||
| Operating System GATE 2017 Threads of a Process Share | 00:01:50 | ||
| Operating System GATE 2017 which of the following is-are share | 00:01:39 | ||
| OS TEST Q03 Threads | 00:05:48 | ||
| OS TEST Q08 Fork | 00:02:13 | ||
| OS TEST Q26 Threads | 00:04:40 | ||
| OS TEST Q34 Concurrent Execution – threads | 00:03:20 | ||
| ISRO 2015 Q37 OS Fork | 00:00:44 | ||
| ISRO 2016 Q49 OS working Set OS | 00:01:03 | ||
| ISRO 2017 Q51 OS Fork | 00:03:20 | ||
| Esay Level Test Series Solution | |||
| OS Easy Level Test Solution Q 01 | 00:06:58 | ||
| OS Easy Level Test Solution Q 02 | 00:04:07 | ||
| OS Easy Level Test Solution Q 03 | 00:05:48 | ||
| OS Easy Level Test Solution Q 04 | 00:02:30 | ||
| OS Easy Level Test Solution Q 05 | 00:05:27 | ||
| OS Easy Level Test Solution Q 06 | 00:06:00 | ||
| OS Easy Level Test Solution Q 07 | 00:05:25 | ||
| OS Easy Level Test Solution Q 08 | 00:02:13 | ||
| OS Easy Level Test Solution Q 09 | 00:04:59 | ||
| OS Easy Level Test Solution Q 10 | 00:06:36 | ||
| OS Easy Level Test Solution Q 11 | 00:10:25 | ||
| OS Easy Level Test Solution Q 12 | 00:03:54 | ||
| OS Easy Level Test Solution Q 13 | 00:01:12 | ||
| OS Easy Level Test Solution Q 14 | 00:05:35 | ||
| OS Easy Level Test Solution Q 15 | 00:03:09 | ||
| OS Easy Level Test Solution Q 16 | 00:01:58 | ||
| OS Easy Level Test Solution Q 17 | 00:05:50 | ||
| OS Easy Level Test Solution Q 18 | 00:05:00 | ||
| OS Easy Level Test Solution Q 19 | 00:02:30 | ||
| OS Easy Level Test Solution Q 20 | 00:02:41 | ||
| OS Easy Level Test Solution Q 22 | 00:04:37 | ||
| OS Easy Level Test Solution Q 23 | 00:03:28 | ||
| OS Easy Level Test Solution Q 24 | 00:01:42 | ||
| OS Easy Level Test Solution Q 25 | 00:03:48 | ||
| OS Easy Level Test Solution Q 26 | 00:04:40 | ||
| OS Easy Level Test Solution Q 27 | 00:01:06 | ||
| OS Easy Level Test Solution Q 28 | 00:01:06 | ||
| OS Easy Level Test Solution Q 30 | 00:04:51 | ||
| OS Easy Level Test Solution Q 31 | 00:03:00 | ||
| OS Easy Level Test Solution Q 33 | 00:05:16 | ||
| OS Easy Level Test Solution Q 34 | 00:03:20 | ||
| OS Easy Level Test Solution Q 35 | 00:00:34 | ||
| OS Easy Level Test Solution Q 36 | 00:01:48 | ||
| OS Easy Level Test Solution Q 37 | 00:02:23 | ||
| OS Easy Level Test Solution Q 38 | 00:02:12 | ||
| OS Easy Level Test Solution Q 39 | 00:04:21 | ||
| OS Easy Level Test Solution Q 40 | 00:03:03 | ||
| Operating System Medium Level Solution | |||
| OS Medium Level Test Solution Q 02 & Q 03 | 00:12:32 | ||
| OS Medium Level Test Solution Q 04 | 00:01:37 | ||
| OS Medium Level Test Solution Q 05 | 00:01:59 | ||
| OS Medium Level Test Solution Q 06 | 00:01:33 | ||
| OS Medium Level Test Solution Q 07 | 00:01:21 | ||
| OS Medium Level Test Solution Q 08 | 00:01:38 | ||
| OS Medium Level Test Solution Q 09 | 00:03:30 | ||
| OS Medium Level Test Solution Q 12 | 00:03:46 | ||
| OS Medium Level Test Solution Q 13 | 00:01:12 | ||
| OS Medium Level Test Solution Q 14 | 00:02:35 | ||
| OS Medium Level Test Solution Q 15 | 00:03:29 | ||
| OS Medium Level Test Solution Q 16 | 00:06:56 | ||
| OS Medium Level Test Solution Q 17 | 00:06:56 | ||
| OS Medium Level Test Solution Q 18 | 00:01:52 | ||
| OS Medium Level Test Solution Q 19 | 00:03:34 | ||
| OS Medium Level Test Solution Q 20 | 00:03:19 | ||
| OS Medium Level Test Solution Q 21 | 00:06:57 | ||
| OS Medium Level Test Solution Q 22 | 00:03:53 | ||
| OS Medium Level Test Solution Q 23 | 00:06:57 | ||
| OS Medium Level Test Solution Q 24 | 00:02:25 | ||
| OS Medium Level Test Solution Q 25 | 00:02:03 | ||
| OS Medium Level Test Solution Q 26 | 00:03:00 | ||
| OS Medium Level Test Solution Q 27 | 00:05:03 | ||
| OS Medium Level Test Solution Q 28 | 00:01:33 | ||
| OS Medium Level Test Solution Q 29 | 00:01:15 | ||
| OS Medium Level Test Solution Q 30 | 00:01:59 | ||
| OS Medium Level Test Solution Q 31 | 00:02:41 | ||
| OS Medium Level Test Solution Q 32 | 00:02:10 | ||
| OS Medium Level Test Solution Q 33 | 00:00:34 | ||
| OS Medium Level Test Solution Q 34 | 00:02:47 | ||
| OS Medium Level Test Solution Q 35 | 00:01:05 | ||
| OS Medium Level Test Solution Q 37 | 00:01:51 | ||
| OS Medium Level Test Solution Q 38 | 00:00:22 | ||
| OS Medium Level Test Solution Q 39 | 00:00:28 | ||
| Live Classes by Naveen Sir | |||
| Operating System Class 01 | 01:29:00 | ||
| Operating System Class 02 | 03:31:00 | ||
| Operating System Class 03 | 02:46:00 | ||
| Operating System Class 04 | 03:00:00 | ||
| Operating System Class 05 | 02:55:00 | ||
| Operating System Class 06 | 03:08:00 | ||
| Operating System Class 07 | 00:29:00 | ||
| Operating System Class 08 | 01:46:00 | ||
| Operating System Class 09 | 02:22:00 | ||
| Operating System Class 10 | 02:05:00 | ||
| Operating System Class 11 | 02:23:00 | ||
| Operating System Class 12 | 02:39:00 | ||
| Live Classes by Himanshu Sir | |||
| Operating System 01 | 01:59:00 | ||
| Operating System 02 | 00:53:00 | ||
| Operating System 03 Process Scheduling Contd | 01:18:00 | ||
| Operating System 04 Process Synchronization Part-1 | 02:12:00 | ||
| Operating System 05 Process Synchronization Part 2 | 01:12:00 | ||
| Operating System 06 Deadlocks | 02:29:00 | ||
| Operating System 07 Main Memory | 01:59:00 | ||
| Operating System 08 Main Memory Part – 2 | 01:03:00 | ||
| Operating System 09 Concepts of Paging | 01:48:00 | ||
| Operating System 10 Virtual Memory | 01:23:00 | ||
| Operating System 11 Disk Structure | 01:35:00 | ||
| Operating System 12 Disk Structure | 00:53:00 | ||
| DSSSB Practice MCQ's | |||
| 01 Q 1 to 17 | 00:32:42 | ||
| 02 Q 18 to 33 | 00:26:47 | ||
| 03 Q 34 to 50 | 00:23:41 | ||
| 04 Q 51 to 85 | 00:45:37 | ||
| 05 Q 86 to 100 | 00:33:00 | ||
| 06 Q 101 to 115 | 00:29:16 | ||
| 07 Q 117 to 134 | 00:30:41 | ||
| 08 Q 135 to 160 | 00:29:00 | ||
| 09 Q 161 to 191 | 00:32:56 | ||
| Operating System Live By Anshul Sir | |||
| Class 01 Operating system | 01:10:53 | ||
| Class 02 Operating system (CPU scheduling) | 01:31:33 | ||
| Class 03 Operating system (CPU scheduling) | 01:16:22 | ||
| Class 04 Operating System | 01:27:37 | ||
| Class 05 Operating System | 01:25:36 | ||
| Class 06 Operating System | 01:21:34 | ||
| Class 07 Operating System | 01:27:59 | ||
| Class 08 Operating System | 00:53:44 | ||
| Class 09 Operating system Deadlock part -2 | 01:31:40 | ||
| Class 10 Operating System | 01:18:03 | ||
| Class 11 Operating System | 01:13:40 | ||
| Class 12 Operating System | 01:18:42 | ||
| Class 13 Operating System | 01:13:29 | ||
| Class 14 Operating System | 01:30:02 | ||
| Class 15 Operating System | 01:22:30 | ||
| Class 16 Operating System | 01:23:53 | ||
| Class 17 Operating System | 01:23:31 | ||
| Class 18 Operating System | 01:21:23 | ||
| Class 19 Operating System | 01:20:13 | ||
654 STUDENTS ENROLLED
