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Question 1 Explain with diagram all possible states a process visits during the course of its execution
Question 2 Discuss Inter-process Communication. What is critical-section problem? Describe
Question 3 Explain demand paging in virtual memory system
Question 4 Draw a block diagram of an I/O structure in a medium scale processor and explain its working
Question 5 Explain Network Operating System (NOS) architecture in detail
Question 6 Discuss the need for security and protection in computer systems. Write a note on computer worm and computer virus
I am not getting what you have tried to describe here. Can you elaborate more about this, i will be thankful to you. Vinay
Define the Sleep (sec) Function Sleep function suspends execution of this process for sec number of seconds. While this function is used in our example for consistency, other f
What is an operating system process? How is it different from a program? Why do we need the concept of a process, rather than simply talk about programs running in memory? The e
How do we keep track of where the free pieces of memory are? One idea is to maintain a set of linked-lists of free space; each linked-list will store free chunks of some given size
Define drawback of Distributed systems Reliability is a drawback of Distributed systems
What is segmentation? In a segmented memory management scheme a programmer views a program to be collection of program components called as segments. Every segment is a logical
Write a short note on peer-to-peer computing. Peer-to-peer (P2P) system model is a kind of distributed OS. In this model, clients and servers aren't distinguished from one anot
Discuss the risks of having a single root user
State critical section problem? Discuss three solutions to solve the critical section problem. C-S Problem:- n processes all competing to use some shared data Every
Suppose we want to program a Web server; we could easily do so without using concurrency, as follows: while(true) wait connection read from socket and parse url look up url cont
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