DEPARTMENT OF COMPUTER SCIENCE AND ENGINEERING Year & Semester Section Subject Code Subject Name Degree & Branch : I & II : M.E : CP7204 : Advanced Operating Systems : M.E C.S.E. 1. Define Process? UNIT-1 2. What is meant by context switching? 3. Define mutual exclusion? 4. What is meant by interrupt? 5. Define race condition? 6. What does a solution for critical section problem must satisfy? 7. What is known as resource reservation in real time scheduling? 8. What is meant by memory management unit? 9. Define deadlock? 10. What are the conditions that must hold for deadlock prevention? 11. What are the algorithms available for deadlock avoidance? 12. What is meant by demand paging? 13. What is meant by page fault? 14. What is a thread? 15. Draw the life cycle of thread? 16. List out memory management techniques?
17. What is meant by cpu scheduling? 18. What is meant by preemptive and non preemptive scheduling? 19. What are the properties of scheduling algorithm? 20. What is meant by priority inversion? 1. Explain in detail about various synchronization mechanisms? 2.Brfiely explain about process lifecycle? 3. Explain in detail about thread states and synchronization? 4. Explain in detail about FCFS and SJF scheduling algorithm with suitable examples? 5. Explain in detail about priority and round robin scheduling in detail? 6. Briefly explain about algorithm evaluation for scheduling algorithms? 7. Explain in detail about deadlock detection techniques? 8. Explain in detail about memory management techniques? 9. Briefly explain about models of resource? 10. Explain in detail about deadlock prevention and recovery techniques? UNIT-2 1. What are the limitations of Lamport clock? 2. List out some of the issues in Distributed operating system? 3. Define communication primitives? 4. Define clock skew? 5. What is an RPC Mechanism? 6. Describe about fault tolerance? 7. Describe about logical clock and logical time? 8. Explain casual ordering of message?
9. Define mutual exclusion? 10. Define distributed mutual exclusion algorithm? 11. Differentiate one phase with two phase algorithm? 12. list out distributed deadlock detection algorithm? 13. Explain token based algorithm? 14. Define maekawas algorithm? 15. Define byzantine agreement problem? 16. List out the three agreement problem? 17. List out the application of agreement protocols/ 18. Define path pushing algorithm? 19. Define vector clock? 20. Define remote procedure calls? 1. Explain in detail about issues in distributed operating system? 2. Explain in detail about the architecture of distributed operating system? 3. Briefly explain in detail about communication primitives? 4. Explain in brief about lamports logical clock with suitable examples? 5. Explain in detail about casual ordering of message? 6. Explain in detail about distributed mutual exclusion algorithm? 7. Explain in detail about centralized deadlock detection algorithm? 8. Explain in detail about path pushing and edge chasing algorithm? 9. Briefly explain in detail about agreement protocols? 10. Explain in detail about diffusion computing and global state detection algorithm? UNIT-3 1. List the two important services present in distributed file system? 2. What is known as mount point?
3. Define caching? 4. What is meant by cache consistency? 5. Describe about memory coherence? 6. List out the issues in load distribution? 7. Diffrentiate preemptive with non preemptive transfers? 8. Define fault tolerance? 9. Define commit protocols? 10. Define two phase commit protocols? 11. Define voting protocol? 12. Differentiate internal versus external security? 13. Define access matrix model? 14. List out the advanced models of protection? 15. Define safety in access matrix model? 16. What are the components of bell-lapadula model of protection? 17. Define bulk data transfer? 18. Define roll back recovery algorithm? 19. State the reason for multiple site failure? 20. Describe design issues in distributed shared memory? 1. Explain in detail about distributed file system? 2. Explain in detail about design issues in distributed resource management? 3. Explain in detail about distributed shared memory? 4. Explain in detail about centralized server and migration algorithm? 5. Explain in detail about read-replication and full-replication algorithm?
6. Explain in detail about issues in load distribution? 7. Explain in detail about scheduling algorithms? 8. Explain in detail about asynchronous and synchronous check point and recovery? 9. Explain in detail about two phase and commit protocols? 10. Brifely explain about security and protection in distributed resource management? 1. What is meant by real time operating system? UNIT-4 2. What are the basic components of real time operating system? 3. What are the characteristics of real time system? 4. Define rate monotonic scheduling? 5. List out the application of real time systems? 6. What are the types of real time task? 7. What is meant by context switching overhead? 8. Define priority inversion? 9. What are the issues in resource sharing protocols? 10. What is meant by microkernel? 11. List out some mobile operating system? 12. Explain RTOS for safety critical systems? 13. What is meant by processes? 14. Diffrentiate processes with thread? 15. Draw the states of thread and explain? 16. What are the memory allocation strategies for a system? 17. What are the functions of memory manager? 18. Draw the Mac OS X architecture? 19. what are the file accesses mechanism in mobile os? 20. What is meant by distributed file system?
1.Explain in detail about basic models of real time systems? 2. Explain in brief about characteristics and application of real time system? 3. Explain in brief about real time task scheduling algorithm? 4. Explain in detail about the methods of handling resource sharing? 5. Explain in detail about mobile operating system? 6. Briefly describe about microkernel design? 7. Explain in detail about client server resource accesses? 8. Explain in detail about processes and thread states? 9. Briefly explain memory management in mobile operating system? 10. Explain in detail about file system? 1. What are the components of linux system? 2. How the process is scheduled in linux system? 3. Define kernel modules? 4. Define process states in linux system? 5. What are kernel threads? 6. Define processes switching? 7. What is meant by memory fragmentation? 8. Define shared virtual memory? UNIT-5 9. Define block device character device and network device? 10. How the free space has to be managed? 11. Define synchronous and asynchronous IO in linux system/ 12. Define virtual file system in linux? 13. How the disk is portioned in linux system? 14.Define interprocess es communication?
15. Draw the layers of IOS? 16. Define media layer in ios? 17. Define service layer in ios? 18. Define core os layer in ios? 19. What is the file system in ios? 20. Explain virtualization in Linux system? 1. Explain the design principles of Linux system? 2. Explain in detail about kernel module? 3. Briefly explain in detail about process management scheduling in kernel system? 4. Explain in detail about memory management in Linux system? 5. Discuss in detail about input output management in Linux system? 6. Explain in detail about file system in Linux? 7. Explain in brief about interprocesses communication in Linux System? 8. Explain in detail about IOS architecture and SDK framework? 9. Explain in brief about the layers of android IOS? 10. Explain in detail about the file system in Linux system?