Answer Posted / swetha

these are collection classes in java.

What is the purpose of the return statement?

637

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What is stack example?

647

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Where are the local variables stored?

612

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What is double checked locking in singleton?

700

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Is space a char?

603

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What are use cases?

640

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What is the difference between hashmap and hashtable in java?

651

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how to create multithreaded program? : Java thread

614

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What are inbuilt functions?

658

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What are the drawbacks of reflection?

650

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How do generics work?

611

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Explain the protected field modifier?

697

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When super keyword is used?

690

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How many bytes are a float?

598

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What is api in java?

632

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