Modern Operating System
[SYBSCIT]
UNIT-1 [Introduction to Operating Systems]
Q1-Define operating system?List describe its various function.
Q2- Write short note on evolution of operating system.
Q3-Write short note on various generation of O.S
Q4-Write short note on Batch processing system
Q5- Explain Multiprogramming with it advantages & disadvantages
Q6- Differentiate between Multiprocessing,Multiprogramming& Multitasking
Q7-Describe time sharing system call with example
Q8-Explain Multiprocessing along with its advantages & disadvantages
Q9- Explain distributed system in detail along with advantages & disadvantages
Q10- Explain cluster system architecture
Q11-Explain term buffering and spooling
Q12-What are part of computer system? Explain with help of diagram
Q13-List & Explain generation of computer & Operating system
Q14-Explain task/architecture of O.S?
Q15-Compare different generation of computer?
UNIT-2 [Operating-System Structures]
Q1-state &Explain the different service provided by O.S
Q2-Define system call ? Explain types of system call
Q3-Draw & Explain monolithic structure of O.S
Q4-Explain process management in detail
Q5-State & Explain six major component of system
Q6-Describe device management of O.S
Q7- Describe layered approach of system design ,Also state its Advantages & Disadvantages
Q8-Explain the I/O system management compare of OS State different function required in I/O system
management.
Q9- Explain Microkernel operating system ? State its advantages and disadvantages.
Q10- Describe File Management? Enlist and explain system call for File Management.
Q11- Explain system booting in detail.
Q12- List and explain benefits of OS
Q13- State difference between program and process.
Q14- Explain command interpreter,assembler,compiler,linker and loader.
Q15- Compare compiler and interpreter(6 points).
Q16- Explain compiler and assembler(6 points).
Q17- Explain Exo-kernel approach of OS.
Chapter-3 [Processes and Process Synchronization]
Q1- What do you mean by process? Explain with the help of diagram different process states? Also
explain different process states transitions
Q2- Explain what do you mean by thread?Write in brief about multithreading & its advantages
Q3-Draw & Explain process control block in detail.
Q4- Draw and Explain inter process communication model
Q5- Explain and draw the various type of multithreading model
Q6- Describe the term scheduling queue , scheduler and context switching
Q7- Draw types of scheduler? State and explain any 1 scheduler used in scheduling
Q8- Difference between short term , long term and middle term scheduler.
Q.9 With diagram explain process scheduling.
Q10. With diagram explain scheduling queues.
Q11. Define context switching ? Explain context switching in detail.
Q12. Explain process is created & killed/terminated .
Q13. Explain how to suspend & resume process.
Q14. List and explain different method of inter-process communication.
Q15. List & explain facility provided by Pc.
Q16. List & explain different pc model supported by windows.
Q17.List and explain benefit of thread.
Chapter 4 [Scheduling]
Q1.What is pre-emptive scheduling and non pre-emptive scheduling with diagram.
Q2.List and Explain difference scheduling Criteria.
Q3.Explain I/O burst and CPU burst cycle give example of each with diagram.
Q4.List scheduling algorithm and explain first come first serve method of scheduling with example.
Q5.Explain shortest job first scheduling with example.
Q6.Explain roundrobbinscheduling with example.
Q7.Explain Priority scheduling with example.
Q8.Compare FCS,SJF,RR and PS with respect to turn around time and waiting time and throughput.
Q9.Explain Multilevel feedback queue scheduling algorithm in detail.
Q10.Explain Multilevel, Multiprocessor and real time scheduling algorithm.
Q11.calculate Avg waiting time and Gantt chart for following process using 1)FCFS 2)SJF 3)RoundRobbin
Process
Burst Time
P1
5
P2
15
P3
12
P4
25
P5
5
Q12. calculate Avg waiting time and Gantt chart for following process using 1)FCFS 2)SJF
3)RoundRobbin
Process
Burst Time
Arrival Time
P1
10
3
P2
1
1
P3
2
5
P4
1
4
P5
5
2
Q13. calculate Avg waiting time and Gantt chart for following process using 1)FCFS 2)SJF
3)RoundRobbin
Process
Burst Time
Arrival Time
P1
10
0
P2
2
1
P3
P4
P5
3
1
5
2
3
4
Q14. calculate Avg waiting time and Gantt chart for following process using 1)FCFS 2)SJF
3)RoundRobbin
Process Priority
Arrival Time Burst Time
P1
2
0
8
P2
3
1
4
P3
1
2
9
P4
4
3
5
Q15.What is Deadlock? Describe four condition of deadlock.
Q16. State & Explain the technique to handle the deadlock.
Q17.Enlist describe in detail deadlock prevention method
Chapter 5 [Memory Management]
Q1) What is virtual memory ?List and explain function of memory management system?
Q2)Write short note on memory partition .List and explain different partition.
Q3)Explain fixed partition memory management with diagram.
Q4)Explain the concept of dynamic memory partition .State its adv&dis.
Q5)Compare between segmenting and paging.
Q6)List and explain dynamic storage allocation.
Q7)Explain linked and bitmap technique of free space management.
Q8)Explain grouping country technique of free space management.
Q9)Explain diagram concept of virtual memory.
Q10)Explain concept of paging with diagram.
Q11)Explain concept of demand paging a with diagram.
Q12)Explain concept of page table.How page transaction is done?
Q13)Explain page table ,role of page table and valid,invalid bit.
Q14)List and explain page replacement algorithm.
Q15)Explain FIFO pagement algorithm for ¾ from 7,0,1,20,3,0,4,2,3,0,3,2,1,2,0,1,7,0,1.
Q16)LRU
Q17)Optimal.
Q18)State advantages and disadvantages of P.R.A
CHAPTER 6 [IO device Protection and Security ]
Q1. Explain typical pc bus structure with diagram,
Q2. Explain polling type data transfer with flowchart.
Q3. Explain interrupt driver Input/Output cycle with flow chart.
Q4. Explain DMA type data transfer technique. List and explain Stepin DMA transfer with diagram.
Q5. Explain applications of input/output interface with diagram.
Q6. List and explain Char of Input/Output device.
Q7. Write shortnote on Input/Outputprotection ?Explain use of Systemcall to perform Input/Output .
Q8. Explain with flowchart transfer Input/Output request to hardware operation.
Q9). Write shortnote with stream with diagram.
Q10. Explain with diagram Inter Computer communication
Q11. Write short note on Goal of protection
Q12. Explain Domain of operation and Domain structure for protection
Q13. Explain with example access matrix used for protection
Q14. List and explain different methods for implementation of access matrix
Q15. Write revocation of access rights
Q16. Explain term intruder, threat, attack, and secure
Q17. List and Explain 5 different effects of attacks
Q18. List and Explain 4 different ways to secure/protect a system
Q19. Write short note on Trojan Horse, Trapdoor
Q20. Write short note on Trapdoor, Logic Bomb, Stack and Buffer overflow
Q21. What is virus? List and Explain different types of Virus
Q22. Write short note on Worm
Q23. Write short note on Denial of Service(DoS)