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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?
Question : The file system is the most visible aspect of an operating system. It provides the mechanism for on-line storage and access to both data and programs of the operatin
Briefly discuss on Bankers algorithm? The resource-allocation graph algorithm is not applicable to a resource-allocation system with multiple examples for each resource type.
Q. Why do several systems store the operating system in firm ware and others on disk? Answer: For certain devices such like handheld PDAs and cellular telephones a disk with
What is an effector process? The effector process is a method that verifies itself.The effector process exists in particular criteria.
Consider the following snapshot of a system, answer the following questions using the banker's algorithm: 1. What is the content of the matrix Need? Is the system in a safe stat
How do we overcome the disadvantages of the two-level directory? Give links from one user directory to another, creating path names; system files become available by letting th
Q. Why is it significant to balance file system I/O among the disks as well as controllers on a system in a multitasking environment? Answer: A system can perform mere
What are the phases of background processing? Phases are:- Job Scheduling. Job Processing. Job Overview.
How File record length should be chosen File record length should be selected to match the data characteristics
Q. What is the use of the command interpreter? Why is it generally separate from the kernel? Answer: It reads commands from the user or else from a file of commands and execu
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