CS6401 OS Question Papers, Operating Systems Previous Year Question Papers – IT 4th SEM Anna University

Anna University Regulation 2013 Information Technology (IT) CS6401 OS Question Papers for all 5 units are provided below. Download link for IT 4th SEM CS6401 Operating Systems Previous Year Question Papers are listed down for students to make perfect utilization and score maximum marks with our study materials.

Anna University Regulation 2013 Information Technology (IT) 4th SEM CS6401 OS -Operating Systems Syllabus
CS6401                                                       OPERATING SYSTEMS                                                    L T P C 3 0 0 3
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 9 ‘
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 Organization-Operating System Structure and Operations- System Calls, System Programs, OS Generation and System Boot.
UNIT II PROCESS MANAGEMENT 9
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 9
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 9
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 9
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
OUTCOMES:
At the end of the course, the student should be able to:
 Design various Scheduling algorithms.
 Apply the principles of concurrency.
 Design deadlock, prevention and avoidance algorithms.
 Compare and contrast various memory management schemes.
 Design and Implement a prototype file systems.
 Perform administrative tasks on Linux Servers.

TEXT BOOK:
1. Abraham Silberschatz, Peter Baer Galvin and Greg Gagne, “Operating System Concepts”, 9th Edition, John Wiley and Sons Inc., 2012.
REFERENCES:
1. William Stallings, “Operating Systems – Internals and Design Principles”, 7th Edition, Prentice Hall, 2011.
2. Andrew S. Tanenbaum, “Modern Operating Systems”, Second Edition, Addison Wesley, 2001.
3. Charles Crowley, “Operating Systems: A Design-Oriented Approach”, Tata McGraw Hill Education”, 1996.
4. D M Dhamdhere, “Operating Systems: A Concept-Based Approach”, Second Edition, Tata McGraw-Hill Education, 2007.
5. http://nptel.ac.in/.
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