Garbage Collection · interview question
How would you explain a key reason for Stop-The-World pauses during garbage collection in an interview?
Multiple choiceHardchapter-14-curatedpremiumgarbage-collectiongenerational-gc
Answer and explanation
Correct answer
C. To safely traverse and modify object references without interference from running threads.
Why
Stop-The-World pauses are necessary for safely traversing and modifying object references during garbage collection. This ensures that no threads are modifying the heap while the GC is working, preventing inconsistencies.
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