JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY 
HYDERABAD 
III Year B.Tech. CSE -II Sem T P C 
4+1* 0 4 
OPERATING SYSTEMS 

UNIT I : 
Computer System and Operating System Overview: Overview of computer operating systems operating systems functions protection and security distributed systems special purpose systems operating systems structures and systems calls operating systems generation 
 
UNIT II : 
Process Management – Process concepts threads, scheduling-criteria algorithms, their evaluation, Thread scheduling, case studies UNIX, Linux, Windows 
 
UNIT III : 
Concurrency : Process synchronization, the critical- section problem, Peterson’s Solution, synchronization Hardware, semaphores, classic problems of synchronization, monitors, Synchronization examples, atomic transactions. Case studies UNIX, Linux, Windows 
 
UNIT IV : 
Memory Management : Swapping, contiguous memory allocation, paging, structure of the page table , 
segmentation, virtual memory, demand paging, page-Replacement, algorithms, case studies UNIX, 
Linux, Windows 
 
UNIT V : 
Principles of deadlock – system model, deadlock characterization, deadlock prevention, detection and avoidance, recovery form deadlock, I/O systems, Hardware, application interface, kernel I/O subsystem, Transforming I/O requests Hardware operation, STREAMS, performance. 
 
UNIT VI : 
File system Interface- the concept of a file, Access Methods, Directory structure, File system mounting, file sharing, protection. 
File System implementation- File system structure, file system implementation, directory implementation, directory implementation, allocation methods, free-space management, efficiency and performance, case studies. UNIX, Linux, Windows 
 
UNIT VII : 
Mass-storage structure overview of Mass-storage structure, Disk structure, disk attachment disk scheduling, swap-space management, RAID structure, stable-storage implementation, Tertiary storage structure. 
 
UNIT VIII : 
Protection : Protection, Goals of Protection, Principles of Protection, Domain of protection Access Matrix, Implementation of Access Matrix, Access control, Revocation of Access Rights, Capability- Based systems, Language – Based Protection, 
Security- The Security problem, program threats, system and network threats cryptography as a security tool, user authentication, implementing security defenses, firewalling to protect systems and networks, computer –security classifications, case studies UNIX, Linux, Windows 
 
TEXT BOOKS : 
1. Operating System Concepts- Abraham Silberchatz, Peter B. Galvin, Greg Gagne 7th Edition, John Wiley. 
2. Operating systems- A Concept based Approach-D.M.Dhamdhere, 2nd Edition, TMH 
 
REFERENCES : 
1. Operating Systems’ – Internal and Design Principles Stallings, Fifth  Edition–2005, Pearson education/PHI 
2. Operating System A Design Approach-Crowley, TMH. 
3. Modern Operating Systems, Andrew S Tanenbaum 2nd edition  Pearson/PHI. 

Note: This syllabus is same for CSE, ECE.