Operating System (CT-257)

Topic outline

• General

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    End Term Practical Examination (Back) Quiz April 2021
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    Announcements Forum
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    LESSON PLAN CT-257 File
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    TEST QUIZ
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    LAB MANUAL File

• Introduction to Operating System
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    SLIDES Folder
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    QUIZ 1

• Process and Thread Management
  ANIMATION
  

  1. Process State Diagram
  2. CPU switches between processes
  3. CPU Scheduling:
     
  1. FCFS CPU Scheduling  Algorithm
  2. Shortest Job First Scheduling
  3. Priority Scheduling
  4. Round Robin Scheduling

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    LECTURE SLIDES Folder
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    NUMERICAL Folder

• Deadlock

  ANIMATION

  • Deadlocks (Resource Allocation Graph)

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    SLIDES Folder
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    QUIZ 2

• Memory Management

  ANIMATION

  1. Swapping of processes using a disk as a backing store
  2. Multiple-partition contiguous memory allocation
  3. Compaction
  4. Paging Hardware
  5. Paging Model of logical and physical memory
  6. Paging Example for a 32-byte memory with 4-byte page
  7. Paging hardware with TLB
  8. Segmentation hardware

  
  

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    SLIDES Folder
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    Assignment 2 File
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    Home Assignment File
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    Quiz 3

• VIRTUAL MEMORY

  ANIMATION

  • Virtual Memory
  • Demand Paging
  • The Steps In Handling A Page Fault
  • Need for Page Replacement
  • FIFO Page Replacement Algorithm
  • Optimal Page Replacement Algorithm
  • LRU Page Replacement Algorithm

  
  

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    QUIZ 4
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    LECTURE SLIDES Folder

• FILE SYSTEM
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    LECTURE SLIDES Folder

• Secondary Storage Management

  ANIMATION

  Disk Scheduling Algorithms:

  • FCFS

  • SSTF

  • SCAN

  
  

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    LECTURE SLIDES Folder

• I/O Management

  ANIMATION

  • Interrupt-Driven I/O Cycle
  • The Life Cycle of an I/O Request

  
  

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    LECTURE SLIDES Folder

• CT-257 Operating System Practical Examination May - June 2020
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    Operating System Practical Examination June July 2020 Quiz