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Explain about threading issues?
The fork and exec system calls
In a multithreaded program of few UNIX systems have chosen to have two versions of fork, one that duplicates each threads and another that duplicates only the thread that raised the fork system call. If a thread raised the exec system call, the program specified in the parameter to exec will change the entire process.
VoIP (Voice over Internet Protocol), also called Internet telephone, was once a novelty on the Internet, but not very useful because of all the problems with poor voice quality and
Q. Explain about Functions of Operating System? Functions of Operating System Operating system performs 3 functions as follows: 1. Convenience: Operating System mak
Explain about file allocation methods? The main problem in direct-access nature is how to assign space to these files so that disk space if utilized effectively and files can b
Define what can be used as a criterion for classification of data structures utilized in language processing Answer: nature of a data structure, lifetime of a dat
code for implementing NFU page replacement algorithm
What is preallocation? Why do it? Allocating space for a file before making the file to allow for expansion. This reserves space for a certain file so that other files can't gr
explain about design issues of network operating system
#questionThe Fibonacci sequence is the series of numbers 0,1,1,2,3,5,8,… Formally, it can be expressed as: fib0 = 0 fib1 = 1 fibn = fib n-1 + fib n-2 Write a C program u
Q. Give an instance of an application in which data in a file should be accessed in the following order: a. Sequentially b. Randomly Answer: a. Print the content of
what is secondary storage management
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