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Multi Threading Practice Questions – Page 6 | PariksaHub

Practice/Core Java/Multi Threading

Multi ThreadingPractice Questions

Practice Multi Threading multiple-choice questions from Core Java. Choose an answer and review the result and available explanations.

Question 51 of 56

Semaphore controls —

CPU scheduling

Thread priorities

Deadlock prevention

Number of threads that can access a resource at once

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Question 52 of 56

Exchanger class is used to —

Swap lock states

Replace data in map

Exchange data between two threads

Synchronize IO threads

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Question 53 of 56

ForkJoinPool works on which principle?

Divide and Conquer

Producer-Consumer

Thread-Per-Task

Lock-Step

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Question 54 of 56

Which method is used to submit a task in ForkJoinPool?

submit()

invoke()

execute()

All of the above

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Question 55 of 56

Which stream method in Java internally uses ForkJoinPool?

parallelStream()

stream()

map()

flatMap()

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Question 56 of 56

What is the default parallelism level of ForkJoinPool?

Number of CPU cores

Double the cores

Half the cores

Unlimited

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