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Posted By: kishore Member Level: Gold Posted Date: 24 May 2008
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2007 Jawaharlal Nehru Technological University M.C.A Computer Aplications OPERATING SYSTEMS Question paper
1.a) What are the activities involved in connection with process
management and memory management for which OS is
responsible?
b) What is the purpose of interrupts? What are the difference between
a trap and an interrupt?
2.a) What is a Process Control Block? What is the information it
contains?
b) Distinguish between preemptive and non-preemptive scheduling.
Give examples for each of them.
3.a) Describe the swapping policy of an OS.
b) What is paging? Describe page replacement approach in an OS.
4.a) Describe free space management activities.
b) Describe indexed allocation of disk space. What are the advantages
and disadvantages of this method over linked allocation?
5.a) What is a critical section problem? Suggest a classic software
based solution.
b) What is a sleeping-barber problem? Suggest a software solution.
6.a) What is deadlock? How deadlock problems be handled?
b) Describe Banker’s algorithm.
7.a) Give the components of LINUX system. Describe the role of Kernel
module.
b) Describe LINUX approach for management of physical memory.
8.a) Describe Microsoft’s design goals for Windows-XP.
b) Describe the working of a virtual memory manager of Windows-XP.
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