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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?
i am just wondering if you have expert in nachos operating system thank you
Virtual addresses are made up of two parts: the ?rst part is the page number, and the second part is an offset inside that page. Suppose our pages are 4kb (4096 = 212 bytes) long,
Before proceeding with its execution, every process must obtain all the resources it needs is called Hold and wait
A daemon is a process that removes itself from the terminal and disconnected, executes, in the background, waiting for requests and responding to them. It may also be described as
Q. What are the tradeoffs concerned in rereading code pages from the file system versus using swap space to store them? Answer: If codes pages are accumulate in swap space th
Q. What is the use of system calls? Answer: System calls permit user-level processes to request services of the operating system.
When you run a program on your UNIX system, the system prepares a special environment for that program. This environment owns everything needed for the system to execute the progra
The term ‘page traffic’ explains Page traffic’ explains the movement of pages in and out of memory.
What is ERD? Entity Relationship Diagram is the graphical representation of the object relationship pair. It is mostly used in database applications.
What are the necessary conditions for deadlocks? 1. Mutual exclusion : Only one process at a time is able to use the resource. 2. Hold and wait : A process should be holdi
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