os, Operating System

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why we say" OS is a resource allocator" and “OS is a control program"?

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In which page replacement policy Balady’s anomaly occurs? FIFO (First in First Out)

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Multithreading - Operating systems that permit different parts of a software program to run concurrently. Operating systems that would come into this category are: Linux UNI

Mutual exclusion variable, Since each thread has its own processing space t...

Since each thread has its own processing space therefore communication between threads will need to be done through a common global variable. Since multiple threads can access the

Deadlock, what are the overall concepts of deadlock

what are the overall concepts of deadlock

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What are the requirements for solution of critical section problems? Mutual exclusion : If process p is implementing in its critical section then no other processes can be exe

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Q. List three instances of deadlocks that aren't related to a computer system environment. Answer: Two cars passage a single-lane bridge from opposite directions.

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Determine how Action implementing instruction’s meaning are a actually carried out   Action implementing meaning of instruction are a actually carried out Instruction executio

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What is Two-level directory In the two-level directory structure every user has own user file directory (UFD). When a user jobs begins or a user logs in, the system's master fi

What is an operating system?, What is an operating system? An operating...

What is an operating system? An operating system is a program that acts as a mediator between a user and the computer hardware. The function of an operating system is to provid

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