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CHAPTER 1: OVERVIEW OF OPERATING SYSTEM
Title/ Topic Details YouTube Video Operating System – Concept, Components of computer system, operations of OS: Program Management, Resource management, Security and protection. Views of OS: User view, System View 1.https://youtu.be/If4HyLRoR54 Different Types of Operating systems- Batch operating system, Multi Programmed, Time Shared OS, Multiprocessor Systems, Distributed Systems, Real time systems. Mobile OS. Command line based OS – DOS, UNIX GUI based OS –WINDOWS, LINUX 2. https://youtu.be/j723dD7Glrs
CHAPTER 2: SERVICES AND COMPONENTS OF OPERATING SYSTEM
CHAPTER 3: PROCESS MANAGEMENT
Process-: process states, 7. https://youtu.be/WM6DTL6jI_4 Process Control Block (PCB) 8. https://youtu.be/W9YGbK2oH5I Process Scheduling- Scheduling Queues, Schedulers 9. https://youtu.be/TqEirhgOeew Context switch 10. https://youtu.be/rksoTpmGBbs Inter-process communication (IPC): shared memory system & message passing system. 11. https://youtu.be/1sKCJlcS8yw Threads – Benefits, users and kernel threads, 12. https://youtu.be/Xvbcn1Gf3pU Multithreading Models – Many to One, One to One, Many to Many. 13. https://youtu.be/c8c9-neHsTs Execute process commands- like ps, wait, sleep, exit, kill 14. https://youtu.be/eZa2i_eV2LI
CHAPTER 4: CPU SCHEDULING AND ALGORITHMS
Scheduling types – scheduling Objectives, , Pre-emptive, Non- Pre-emptive Scheduling, Scheduling criteria. 15. https://youtu.be/XaiIMfJfYpE CPU and I/O burst cycles 16. https://youtu.be/wrPHgPPy_Qg Types of Scheduling algorithms: 1. First come first served (FCFS), 17. https://youtu.be/VhnFnfWeah8 (FCFS) 1. First come first served (FCFS), 18. https://youtu.be/6Qs8lzGPsAI (FCFS2) 2. Round Robin (RR) 19. https://youtu.be/xiGTOtpSdgE (RR) 3. Shortest Job First (SJF), 20. https://youtu.be/b7caXdE1qfs (SJF) 4. Shortest Remaining Time(SRTN), 21. https://youtu.be/DpIidyR1LdM (SRTN) 5. Priority scheduling, (Priority _preemptive) 22. https://youtu.be/yZ58opOWZ8o 5. Priority scheduling, (Priority _Nonpreemptive) 23. https://youtu.be/o_sWPYmLfLY 6. multilevel queue scheduling. 24. https://youtu.be/xJGXHyPzxKM Multilevel Deadlock – System Models 25. https://youtu.be/SuhFHWiERGM Necessary Conditions leading to Deadlocks 26. https://youtu.be/csdyWuGUpE0 Deadlock Handling – Preventions 27. https://youtu.be/yL7ZXSwBxUs Deadlock Avoidance. 28. https://youtu.be/cDxsucITQJ0
CHAPTER 5 MEMORY MANAGEMENT
Chapter 6 File Management
File – Concepts, Attributes, Operations, types and File System Structure. 35. https://youtu.be/8ihd1bxcy6g Access Methods – Sequential, Direct, Swapping, 36. https://youtu.be/YBvn64z09IU File Allocation Methods- Contiguous, Linked, Indexed. 37. https://youtu.be/h0na_OUqAMg Directory structure— Single level, two levels, tree-structured directory, 38. https://youtu.be/zpBmn5j3RTI Disk Organization and disk Structure- Physical structure, Logical structure, 39. https://youtu.be/V0QkCbp_f1c Raid structure of disk, Raid level 0 to 6. 40. https://youtu.be/uag1k3yvgQY