Which of the following is true about Garbage Collection (GC) in Java?

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Which of the following is true about Garbage Collection (GC) in Java?


GC is manual, and developers must call it explicitly

GC is used to clean unused classes only

GC automatically frees up memory by removing unreferenced objects

GC occurs only when the system memory is full


This question is part of this quiz :

Java Memory Allocation
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Java Quiz
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