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Friday, December 30, 2016

BCA-203 Fundamental of Operating System 2016 Question Paper

Mohanlal Sukhadia University BCA Degree Examination II Year BCA-203 Fundamental of Operating System 2016 Previous Year Question Paper
BCA-203
B C.A II Year Examination, 2016
( Fundamental of Operating System )
Time: Three Hours
Maximum Marks : 100

PART - A      [  Marks: 20 ]
Answer all questions(50 words each). All questions carry equal marks.

PART -B      [  Marks: 50 ]
Answer five questions(250 words each). selecting one from each unit. All questions carry equal marks.

 PART - C        [ Marks: 30 ]
 Answer any two questions(300 words each). All questions carry equal mark

PART-A

UNIT - I

1. Explain multiprocessor system.

2. What are system calls ?

UNIT- II

3. Definition of process ?

4. What do u mean by CPU scheduling ?

UNIT - III

5.  Write the usage of semaphore.

6.  What is the deadlock situation ?
               
UNIT - IV
                 
7. What is paging ?

8. Write the two key techniques of virtual memory segmentation.

UNIT - V

9. What is file system in linux operating system ?

10. Explain process management in Linux  Operating system .

 
PART - B
   
UNIT - I

11. Describe clustered and distributed system. What are the advantages of multiprocessor system ?

12. Write down different system calls for performing different kind of tasks .

UNIT - II

13. What do u understand by operating processes ? What are the issues in scheduling such processes?

14. what is the requirement of CPU scheduling ?  Describe round robbin scheduling with example.

UNIT - III

15. Explain essential condition to occur deadlock. How do you detect deadlock ?

16. Describe the process synchronization and its classical problems.
   
UNIT-  IV

17. Describe continuous memory allocation technique. compare it with any one other possible technique.

18. What is thrashing? why it occur?  Once it occurs, what can the operating system do to eliminate it?
   
UNIT-  V

19. What is linux Kernal ? Explain the three main components of a linux system.

20. Write a short notes on :

( a ) Input and output in linux

( b ) security mechanism in linux

                       
PART - C
     
UNIT - I
         
21. What are the goals of an operating system ? Describe about various services provided by an operating system ?

UNIT - II

22. Describe the cooperating process and inter process  communication.
                         
UNIT - III

23. What are semaphores ? How they help us in handling process synchronization problems ? Write and describe algorithm for deadlock avoidance.

UNIT - IV

 24. Describe the step to perform page replacement. Explain LRU page replacement algorithm and demand paging.
 
UNIT - V

25 . Describe about various modules of a kernel . Discuss the network structure of Linux operating system.

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