Description
Understanding M.Sc 2nd Sem Operating System Notes PDF (OS) can be challenging due to complex algorithms, mathematical concepts, and detailed diagrams. To make it easier for students, Easy Study Notes brings you the most complete, clean, and exam-ready Artificial Intelligence Notes PDF for Msc 2nd Semester.
These notes are crafted using a hybrid format:
✔ Neat handwritten explanations
✔ Cleanly typed chapter-wise summaries
✔ Well-labeled diagrams
✔ Flowcharts
✔ Algorithm steps
✔ Important definitions and formulas
Designed strictly as per the latest university curriculum followed by AKTU, RGPV, VTU, JNTU, MAKAUT, GTU, PTU, BPUT, and top Indian engineering universities.
Whether you are preparing for theory exams, class tests, practicals, or assignments, this PDF is your perfect study companion.
What’s Inside the PDF? (Full Syllabus Coverage)
✔SECTION I: Introduction:
- Background Of Operating System
- Operating System As Extended Machine And Resource Manager
- History Of Operating Systems(First, Second, Third And Fourth Generation)
- Hardware Review (Processors, Memory, I/O Devices, Buses)
Evolution of Operating System:
- Batch System
- Multiprogramming
- Time-Sharing
- Real-Time
- Mainframe Operating Systems
- Multiprocessor Operating Systems
- Handheld Operating Systems
- Embedded Operating Systems
- Smartcard Operating Systems
- Distributed And Personal Computer Operating Systems.
Operating system Concepts:
- Booting Computer
- Address Spaces
- Files
- Client-Server Model
- Security
Operating system Components:
- Process Managements
- Memory Managements
- I/O managements
- Operating system services
- System calls
- System calls for Process
- File and Directory management
Operating system structures:
- Monolithic system
- Layered system
- Micro Kernels
- Exo Kernels
- Virtual Machines
- Storage Structures
- I/O structures
- Files structures and System Protections.
✔ SECTION-II: Processes Management:
- Process model
- Process creation
- Process termination
- Process states and transition
- Thread model
- Thread usage
- Implementing thread in user space and Kernel
- Synchronisation:
- Interprocess Communication
- Race Conditions
- Critical Regions
- Mutual Exclusion With Busy Waiting
- Disabling Interrupts
- Lock Variables
- Strict Alternation
- Peterson’s Solution
- Sleep And Wakeup
- The Producer Consumer Problem
- Semaphores
- Mutexes
- Monitors
- Message Passing
- Classical IPC Problems: The Dining Philosopher Problem.
✔ SECTION-III: Scheduling:
- Process Scheduling
- Context Switch
- Three Level Scheduling
- Scheduling Algorithms:
- First Come First Serve
- Shortest Job First
- Priority
- Round Robin
- Shortest Time Remaining First
- Multiple Queues
Deadlocks:
- Introduction
- Resources
- Deadlock Characterization
- Deadlock Modeling
- Methods For Handling Deadlock
- Ostrich Algorithm
- Deadlock Prevention And Avoidance
- Safe And Unsafe States
- Banker’s Algorithm For Single Resource And Multiple
- Resources
- Deadlock Detection And Recovery
✔ SECTION-IV: Memory management:
- Address Spaces
- Monoprogramming Without Swapping
- Multiprogramming With Fixed Scheme Of Examinations
- And P A G E Partitions
- Swapping
- Memory Management With Bitmaps And Linked List
- Overlays
- Memory Allocations
- First Fit
- Next Fit
- Best Fit
- Worst Fit
- Fragmentations
- Virtual Memory
- Paging
- Page Tables
- Paging Hardware
- TLB
- Page Replacements Algorithms: Principle Of Optimality
- First In First Out
- LRU
- LFU
- NRU
- Second Chance Page Replacement
- Clock
- Working Set Page Replacement
- Belady’s Anamoly
- Stack Algorithm
- Segmentation
- Segmentation With Paging
- File systems:
- File Naming
- File Structure
- File Types
- File Access
- File Attributes
- File Operations
- Access Methods
- Directories And Levels
- Directories Operations
- Single Level, Two Level And Hierarchical Directory System
- File System Mounting And Sharing
- Protection
- Access Control
- File System Layout
- File System Implementation
- Contiguous Allocation
- Linked List Allocation
- Linked List Allocation Using Table In Memory
- Inodes
- File System Examples
Input Output management:
- I/O Devices
- Devices Controller
- Memory Mapped I/O
- Direct Memory Access (DMA)
- Interrupts
- I/O Software Principles: Programmed I/O
- Interrupt Driven I/O
- DMA Based I/O
- I/O Software Layers
- Interrupt Handlers
- Device Drivers
- Uniform Interface For Device Drivers
- Buffering
- Allocating And Releasing Dedicated Devices
- Disk management:
- Disk Structure
- RAID
- Disk Scheduling
- First Come First Served
- Shortest Seek Time First
- SCAN
- C-SCAN
- LOOK
- C-LOOK
- Error Handling And Formatting
- Stable Storage Management
- Unix/Linux Operating Systems:
- Overview Of Unix/Linux In General And Implementation Of
- All Above Functions In These Operating System(S).
Bonus Content Included:
Along with the main notes, you also get:
- Unit-wise Important Questions
- High-scoring Diagrams
- One-Page Short Notes for Quick Revision
Who Should Buy This PDF?
This notes package is ideal for:
- Msc Students
- Bsc / Msc Students learning OS
- Students preparing for semester exams
- CAT aspirants (for basic fundamentals)
- Anyone who wants easy explanations for Artificial Intelligence Notes
Why Students Trust Easy Study Notes?
- Clear handwriting
- Simple language
- Perfect exam format
- 100% syllabus covered
- Neatly scanned PDFs
- Easy for last-minute revision
- High exam retention value
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