CS3451 Introduction to Operating Systems Study Materials
Anna University – CS3451 Introduction to Operating Systems Regulation 2021 Syllabus , Notes , Important Questions, Question Paper with Answers Previous Year Question Paper.
UNIT I INTRODUCTION CS3451 Introduction to Operating Systems Syllabus
Computer System – Elements and organization; Operating System Overview – Objectives and Functions
– Evolution of Operating System; Operating System Structures – Operating System Services – User
Operating System Interface – System Calls – System Programs – Design and Implementation –
Structuring methods.
UNIT II PROCESS MANAGEMENT CS3451 Introduction to Operating Systems Notes
Processes – Process Concept – Process Scheduling – Operations on Processes – Inter-process
Communication; CPU Scheduling – Scheduling criteria – Scheduling algorithms: Threads – Multithread
Models – Threading issues; Process Synchronization – The Critical-Section problem – Synchronization
hardware – Semaphores – Mutex – Classical problems of synchronization – Monitors; Deadlock –
Methods for handling deadlocks, Deadlock prevention, Deadlock avoidance, Deadlock detection,
Recovery from deadlock.
UNIT III MEMORY MANAGEMENT CS3451 Introduction to Operating Systems Important Questions
Main Memory – Swapping – Contiguous Memory Allocation – Paging – Structure of the Page Table –
Segmentation, Segmentation with paging; Virtual Memory – Demand Paging – Copy on Write – Page
Replacement – Allocation of Frames –Thrashing.
UNIT IV STORAGE MANAGEMENT CS3451 Introduction to Operating Systems Question Bank
Mass Storage system – Disk Structure – Disk Scheduling and Management; File-System Interface – File
concept – Access methods – Directory Structure – Directory organization – File system mounting – File
Sharing and Protection; File System Implementation – File System Structure – Directory implementation
– Allocation Methods – Free Space Management; I/O Systems – I/O Hardware, Application I/O interface,
Kernel I/O subsystem.
UNIT V VIRTUAL MACHINES AND MOBILE OS CS3451 Introduction to Operating Systems Question Paper
Virtual Machines – History, Benefits and Features, Building Blocks, Types of Virtual Machines and their
Implementations, Virtualization and Operating-System Components; Mobile OS – iOS and Android.
| Syllabus | Click Here |
| Notes | Click Here |
| Important Questions | Click Here |
| Previous Year Question Paper | Click Here |
| Question Bank | Click Here |
TEXT BOOKS: CS3451 Introduction to Operating Systems Notes
1. Abraham Silberschatz, Peter Baer Galvin and Greg Gagne, “Operating System Concepts”‖,
10th Edition, John Wiley and Sons Inc., 2018.
2. Andrew S Tanenbaum, “Modern Operating Systems”, Pearson, 5th Edition, 2022 New Delhi.
REFERENCES: CS3451 Introduction to Operating Systems Important Questions
1. Ramaz Elmasri, A. Gil Carrick, David Levine, “ Operating Systems – A Spiral Approach”, Tata
McGraw Hill Edition, 2010.
2. William Stallings, “Operating Systems: Internals and Design Principles”, 7
th Edition, Prentice
Hall, 2018.
3. Achyut S.Godbole, Atul Kahate, “Operating Systems”, McGraw Hill Education, 2016.
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