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

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Ws 6 MCA 427 MCA 17 M.C.A. DEGREE EXAMINATION JUNE 2009. Fourth Semester / Second Year OPERATING SYSTEMS Time : 3 hours PART A (5 Maximum marks : 75 5 = 25 marks) Answer any FIVE questions. 1. Define an operating system. 2. What is an Interrupt? Explain. 3. What is meant by PCB? Explain briefly. 4. What are the states of a process? 5. State the conditions to deadlock happening. 6. List out the requirements of memory management scheme. 7. List the operations of files. Ws 6 PART B (5 10 = 50 marks) Answer any FIVE questions. 8. Explain the evolution of operating system in detail. 9. What is meant by spooling? Explain with diagram. 10. Explain shortest scheduling in detail. remaining time first-CPU 11. Explain logical and physical address space with respect to memory management scheme. 12. Write in detail about fixed and equal multiple partition memory management scheme. 13. What is a buffer? Explain various types of it in detail. 14. Explain file accessing methods in detail. 2 MCA 427

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