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Problem:
(a) (i) Explain what a single system image is and how it is related to the concept of a distributed operating system?
(ii) What are the main differences between a network operating system and a distributed operating system?
(iii) What are the major issues that need to be addressed in designing a distributed operating system?
(b) (i) A design goal for microkernels is to provide the minimal set of basic services that is sufficient to support all of the other services that are required. Discuss the composition of the set of basic services, with arguments for your choices.
(ii) What is the advantage of the layered approach to operating system design?
Write a C program that illustrates the creation of child process using fork system call. One process finds sum of even series and other process finds sum of odd series.
How does a program execution take place in multiprogramming? While the processor is dealing with a number of programs, the sequence with which programs are implemented will de
Short term scheduling The short term scheduler as well known as the dispatcher executes most frequently and makes the fine grained decision of which process to execute next. Th
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Write a note on semaphores A semaphore is a tool meant for synchronizing multiple processes trying to access a shared variable. That is a semaphore is used to deal with the cri
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Q. What are the major differences between operating systems for mainframe computers and personal computers? Answer: In general operating systems for batch systems have simpler
Q. Why would it be an awful idea for gateways to pass broadcast packets between networks? What would be the merite of doing so? Answer: All broadcasts would be spreads to all
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