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TAMIL NADU OPEN UNIVERSITY MCA - II (SEM 4) JAN 2009 : Operating Systems

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wk7 MCA 142 MCA 17 M.C.A. DEGREE EXAMINATION JANUARY, 2009. Fourth Semester/Second Year OPERATING SYSTEMS Time : 3 hours Maximum marks : 75 Answer for 5 marks questions should not exceed 2 pages. Answer for 10 marks questions should not exceed 5 pages. PART A (5 5 = 25 marks) Answer any FIVE questions. 1. What is multiprogramming? Discuss. 2. List the functions performed by an Operating System. 3. Diagrammatically process. 4. illustrate the states in a List the types of operating systems. 5. Define significance. the term Throughput . Discuss it's wk7 6. What is a deadlock? List the conditions for dead lock. 7. State the segmentation. advantages PART B (5 and disadvantages of 10 = 50 marks) Answer any FIVE questions. 8. What is a system call? Discuss the different types of system calls. 9. Explain Inter process communication. 10. Explain shortest job first CPU-scheduling in detail. Give example. 11. How can dead lock be prevented? Discuss. 12. With a neat sketch discuss paging. 13. With a neat sketch discuss segmentation. 14. Highlight the features of UNIX operating system. 2 MCA 142

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Additional Info : Mca - II (sem 4) January 2009 Question Paper - Operating Systems
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