CS6401 OPERATING SYSTEMS 

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Subject Informations : 

University        :  Anna University
Department     :  B.E. COMPUTER SCIENCE AND ENGINEERING
Semester          :  04 th sem
Year                  :  02 nd year
Regulation       :  R2013
Subject Code   :  CS6401
Subject Name  :  OPERATING SYSTEMS

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CS6401 OPERATING SYSTEMS | Important  Questions
Syllabus	Click Here to Download
Part A Important Questions	Click Here to Download >>
Part B Important Questions	Click Here to Download | Set-1 | Set-2 |  >>
Question Bank	Click Here to Download >>
Full Study Material	Click Here to Download
Other Subject Important Questions	Click Here to Download

OBJECTIVES :

The student should be made to:

 Study the basic concepts and functions of operating systems.
 Understand the structure and functions of OS.
 Learn about Processes, Threads and Scheduling algorithms.
 Understand the principles of concurrency and Deadlocks.
 Learn various memory management schemes.
 Study I/O management and File systems.
 Learn the basics of Linux system and perform administrative tasks on Linux Servers.

UNIT I OPERATING SYSTEMS OVERVIEW 

Computer System Overview-Basic Elements, Instruction Execution, Interrupts, Memory Hierarchy,
Cache Memory, Direct Memory Access, Multiprocessor and Multicore Organization. Operating system overview-objectives and functions, Evolution of Operating System.- Computer System OrganizationOperating System Structure and Operations- System Calls, System Programs, OS Generation and System Boot.

UNIT II PROCESS MANAGEMENT 

Processes-Process Concept, Process Scheduling, Operations on Processes, Interprocess
Communication; Threads- Overview, Multicore Programming, Multithreading Models; Windows 7 –
Thread and SMP Management. Process Synchronization – Critical Section Problem, Mutex Locks,
Semophores, Monitors; CPU Scheduling and Deadlocks.

UNIT III STORAGE MANAGEMENT 

Main Memory-Contiguous Memory Allocation, Segmentation, Paging, 32 and 64 bit architecture
Examples; Virtual Memory- Demand Paging, Page Replacement, Allocation, Thrashing; Allocating
Kernel Memory, OS Examples.

UNIT IV I/O SYSTEMS 

Mass Storage Structure- Overview, Disk Scheduling and Management; File System Storage-File
Concepts, Directory and Disk Structure, Sharing and Protection; File System Implementation- File
System Structure, Directory Structure, Allocation Methods, Free Space Management, I/O Systems.

UNIT V CASE STUDY 

Linux System- Basic Concepts;System Administration-Requirements for Linux System Administrator,Setting up a LINUX Multifunction Server, Domain Name System, Setting Up Local Network Services;Virtualization- Basic Concepts, Setting Up Xen,VMware on Linux Host and Adding Guest OS.

TOTAL : 45 PERIODS

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CS6401 OPERATING SYSTEMS Notes – Click here to Download 

CS6401 OPERATING SYSTEMS Questions Papers – Click here to Download 

CS6401 OPERATING SYSTEMS 2 marks with answers – Click here to Download 

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