15EC553 Operating Systems VTU CBCS Notes

15EC553 Operating Systems VTU CBCS Notes

Download VTU CBCS notes of 15EC553 Operating Systems for 5th-semester Electronics and Communications engineering, VTU Belagavi.

Module 1 – Introduction to Operating Systems

Following are the contents of module 1 – Introduction to Operating Systems

Introduction to Operating Systems, Goals Operating Systems, Operation of an Operating Systems. Multi-programming, Time Sharing, Real Time and distributed Operating Systems.

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Module 2 – Process Management

Following are the contents of module 2 – Process Management

Process Management in Operating Systems, Process Control Block, Fundamental of State Transitions in process. Non-preemptive scheduling – FCFS and SRN, Preemptive Scheduling- RR and LCN.

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Module 3 – Memory Management

Following are the contents of module 3 – Memory Management

Contiguous, Non-Contiguos Memory Allocation in memory management, Paging, Segmentation, Virtual Memory
Management in memory management. Demand Paging, Paging Hardware, Virtual Memory handler, First In First Out, Least Recently Used page replacement policies.

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Module 4 – File Systems

Following are the contents of module 4 – File Systems

File systems and Input Output Control Systems. File Operations, Organizations and Protection, Directory
structures, Implementing file access.

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Module 5 – Message Passing and Deadlocks

Following are the contents of module 5 – Message Passing and Deadlocks

Introduction, basic concepts and principles of Message Passing and Deadlocks. Introduction, basic concepts and principles of Message Passing, message passing Implementation. Mailboxes, Deadlocks,  resource allocation for deadlock, Resource state modelling, Deadlock detection and deadlock avoidance, deadlock Prevention.

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