Subject Details
Dept     : IT
Sem      : 4
Regul    : 2019
Faculty : Ms Padmapriya R
phone  : NIL
E-mail  : padmapirya.r.it@snsct.org
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  • Youtube Video

    Dear Students the Youtube Video has been uploaded for the following topics:
    Unit 1
    Unit 2
    Unit 3

  • Lecture Notes

    Dear Students the Lecture Notes has been uploaded for the following topics:
    Computer System Organization, Architecture, Operation ,
    Computer System Organization, Architecture, Operation ,
    Process Management –Memory Management,
    Storage Management,
    Operating System – Process concept - Process scheduling,
    Operations on processes,
    Cooperating processes,
    Inter process communication,
    Threads Basics,
    Multi-threading Models- Threading issues ,
    CPU Scheduling: Scheduling criteria,
    Scheduling algorithms,
    Multiple-processor scheduling – Real time scheduling – Algorithm Evaluation,
    Process Synchronization: The critical-section Problem- Synchronization hardware,
    Semaphores,
    Classical problems of synchronization,
    Deadlock: System model – Deadlock characterization- Methods for handling deadlocks -Deadlock prevention,
    Deadlock avoidance,
    Memory Management: Background,
    Swapping – Contiguous memory allocation,
    Paging,
    Segmentation – Segmentation with paging,
    Virtual Memory: Background – Demand paging,
    Process creation – Page replacement,
    Allocation of frames – Thrashing.,
    Virtual storage management (Content beyond syllabus) ,
    File concept – Access methods,
    Directory structure,
    Files System Mounting – File Sharing – Protection.,
    File System Implementation: Directory implementation,
    Allocation methods,
    Free-space management – Efficiency and Performance

  • Resource Link

    Dear Students the Resource Link has been uploaded for the following topics:
    Operating Systems Concepts

  • Lecture Notes

    Dear Students the Lecture Notes has been uploaded for the following topics:
    I/O Systems – I/O Hardware,
    Application I/O interface – Kernel I/O subsystem,
    Streams – performance,
    Mass - Storage Structure: Disk scheduling,
    Disk management – Swap - space management ,
    RAID – disk attachment, stable storage – tertiary storage ,
    Case study: I/O in Linux.