Solapur University 2008 B.E Computer Science and Engineering Operating System II TE part II - Question Paper
__SECTION-II
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5. a) Write and explain attachreg. algorithm.
b) j Why there is need of saving the context of a process ?
6. a) Explain an image of an executable file
b) In Unix , how user can create a new process ? What sequence of steps are followed by Kernel while creating it ?
7. a) Explain the function of a validity page fault handler.
b) Describe the process of swapping processes into main memory.
8. Write a short note on any two : aj Driver interfaces. _
b) Different time related system calls.
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T.E. (Computer Science and Engg.) (Part - II) Examination, 2008 OPERATING SYSTEM - II 5
Day and Date : Tuesday, 11-11-2008 Totil Marks : 100
Time ; 10.00 a.m. to 1.00 p.m.
Instructions : 1) Solve any three questions from each Section.
2) Figures to the right indicate full marks. .
3) Draw neat sketch wherever necessary: i
SECTION-I
1. a) Describe overview of Unix file subsystem. ' 8
b) Processes running in Kernel mode cant be preempted by other processes Why ? 4
c) now locks are mipiememeu uy rvciiici :
2. a) Write an algorithm for buffer release. 8 b) What are advantages and disadvantages of buffer cache ? 8
3. a) What is an inode ? List fields of in-core inode. ! 8 b) Write an algorithm input and explain. 8
4. Write short note on any three : 18 va) STATandFSTAT '
. b) Change owner and change mode \c)"'Change directory and change root \y) DUP system call.
P.T.O.
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| Earning: Approval pending. |
