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Q. Under what conditions do page faults occur? Explain the actions taken by the operating system when a page fault occurs. Answer: A page fault take places when an access to
Give a brief introduction about the operation of your program and show that you understand the idea behind threads and mutual exclusion variable. Why do we need to use mutual exclu
What are the phases of background processing? Phases are:- Job Scheduling. Job Processing. Job Overview.
What is reference string We evaluate an algorithm by running it on a definite string of memory reference and computing the number of page faults. The string of memory reference
Define System Call A system call is a request that is made by any program to the operating system for carrying out tasks - picked from a predefined set - which the said program
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
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 it works
What is a path name? A pathname is the path from the root by all subdirectories to a specified file. In a two-level directory structure a user name and a file name explain a pa
Research the phenomenon of data races. Give an example of how an unprotected data race can give rise to data inconsistency. How do OpenMP and Cilk resolve this problem? Data
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