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What is a semaphore?
A semaphore 'S' is a synchronization tool which is an integer value that, apart from initialization, is accessed only by two standard atomic operations; wait and signal .Semaphores can be used to deal with the n-process critical section problem. It can be also used to resolve various Synchronization problems.
What is the basic approach of page replacement? If no frame is free is available, find one that is not presently being used and free it. A frame can be freed by writing its con
address binding at load time
what is the meaning
what is the operating cycle in vegetable growing?
Problem: Within a corporate environment, there are usually many servers located across various departments. Naming of servers is often a tedious task. In many circumstances, w
There are three kinds of Data Abstraction: Physical level: The minimum level of abstraction defines how data are saved. Logical level: The next bigger level of a
Ask question #Minimum 100 words accepteWrite an xeyes command to display a window that is: ? SIZE: ¦ 400 pixels wide ¦ 300 pixels tall ? LOCATION: ¦ 100 pixels from the right edge
What are the methods for handling deadlocks? The deadlock problem can be dealt with in one of the three ways: a. Use a protocol to prevent or avoid deadlocks, ensuring that
Determine the reasons for Poor response time Process busy or High I/O rates or High paging rates
Define the “Throughput” of a system Throughput is Number of programs processed by it per unit time
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