Answer Posted / gupta

two types
1.static
2.dynamic

What is a vector in java?

580

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What is the difference between an inner class and a sub-class?

510

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Explain creating threads by extending thread class ?

580

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Can java cast null?

601

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Is it necessary that each try block must be followed by a catch block?

564

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How to reverse string in java?

619

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What is difference between == and === in js?

555

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Why we do exception handling in java and how many types of exceptions are there?

553

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What is null statement?

539

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what is synchronization and why is it important? : Java thread

591

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why are wait(), notify() and notifyall() methods defined in the object class? : Java thread

557

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What are the drawbacks for singleton class?

524

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How does compareto work in java?

584

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What are the classes of java?

543

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How do I print a “?

580

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