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Solved MCQ of Operating System Principles set-1


1. Which of the following is/ are the part of operating system?
A) Kernel services
B) Library services
C) Application level services
D) All of the above

2. The system of ............... generally ran one job at a time. These were called single stream batch processing.
A) 40's
B) 50's
C) 60's
D) 70's


3. In ............. generation of operating system, operating system designers develop the concept of multi-programming in which several jobs are in main memory at once.
A) First
B) Second
C) Third
D) Fourth


4. State True or False.
i) In spooling high speed device like a disk is interposed between running program and low-speed device in Input/output.
ii) By using spooling for example instead of writing directly to a printer, outputs are written to the disk.
A) i-True, ii-False
B) i-True, ii-True
C) i-False, ii-True
D) i-False, ii-False

5. Which of the following is/are the functions of operating system?
i) Sharing hardware among users.            ii) Allowing users to share data among themselves.
iii) Recovering from errors.                          iv) Preventing users from interfering with one another.
v) Scheduling resources among users.
A) i, ii, iii and iv only
B) ii, iii, iv and v only
C) i, iii, iv and v only
D) All i, ii, iii, iv and v

6. .................. executes must frequently and makes the fine grained decision of which process to execute the next.
A) Long-term scheduling
B) Medium-term scheduling
C) Short-term scheduling
D) None of the above

7. With ................ a page is brought into main memory only when the reference is made to a location on that page.
A) demand paging
B) main paging
C) prepaging
D) postpaging

8. ....................... provides a larger sized of virtual memory but require virtual memory which provides multidimensional memory.
A) Paging method
B) Segmentation method
C) Paging and segmentation method
D) None of these

9. ............... is a large kernel containing virtually the complete operating system, including, scheduling, file system, device drivers and memory management.
A) Multilithic kernel
B) Monolithic kernel
C) Micro kernel
D) Macro kernel

10. ............... is a large operating system core provides a wide range of services.
A) Multilithic kernel
B) Monolithic kernel
C) Micro kernel
D) Macro kernel
Answers:
1.       D) All of the above
2.       B) 50's
3.       C) Third
4.       B) i-True, ii-True
5.       D) All i, ii, iii, iv and v
6.       C) Short-term scheduling
7.       A) demand paging
8.       B) Segmentation method
9.       B) Monolithic kernel
10.   D) Macro kernel


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