Operating System Interview Question and Answers:
What are the benefits of multithreaded programming - What is cache-coherency
56. What are the benefits of multithreaded programming?
Responsiveness
Resources sharing
Economy
Utilization of multiprocessor architectures.
57. What is cache-coherency?
In a multiprocessor system there exist several caches each may containing a copy of same variable A. Then a change in one cache should immediately be reflected in all other caches this process of maintaining the same value of a data in all the caches s called cache-coherency.
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