Guru Gobind Singh Indraprastha Vishwavidyalaya 2009-2nd Year B.C.A Computer Application OPERATING SYSTEM, FOURTH SEMESTER, END TERM , , , YEAR - Question Paper
Fourth Semester [BCAJ May-Jithe 2009 Paper Cod*; #01-308 Sutftct- Operating S|*ttn< I
raptrid: 20208 _ (Batch; 200$-20<XjJ
Tlnw .-3 Jfeura _____ Maximum Jfarlui :7J
I /HbM; Ql. I* compulsory Attempt on* quxition from each unit. _ _j
Ql. (affriscuss the role of operating systems. (5)
C#!'Discuss the various scheduling technique of operating systems. (5)
Jfii What is deadlock? (3)
Jt&J What is disk scheduling? |3)
J&) What is file allocation table? (3)
What Virtual memory? (3)
M'What is swapping? (3)
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Q2. Ja) Explain paging. |7)
MW Define Time sharing system. (5.5) / OR
Q3. (a) explain Segmentation. (6)
(b) Discuss various page replacement techniques (6.5)
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Q4. Jaf'txplain Process Control Block. (6)
(hfr-ExpUun FCFS scheduling algorithm (6.5) / OX
Q5. (a) Gxplain Semaphores. (6)
(b) Discuss the critical-section problem How to avoid this problem. (6.5)
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06. jDikuss the various techniques to handle deadlocks. (6)
-''"fo-Discuss Swap-space management. (6.5)
OR
Q7. (a) What is deadlock detection? Explain how to recover from deadlock. (6)
(b) Explain Disk Structure. (6.6)
UMTT-IV
Q8. (a) Discuss the general model of a file system (6)
(b) Discuss the file allocation methods. (6.5)
OR
Q9. (a) Explain Logical Pile system. (6) JbjDiacuss file acces* methods. (6.5)
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| Earning: Approval pending. |
