Answer Posted / yathirajulu

HashMap is fail-safe is nothing but, 'security' for store
null values to extent forward

Why do we declare a class static?

548

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What is a java list?

587

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What is an empty list in java?

534

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How many types of variables are there?

676

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What is the use of conditional statement?

566

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What is java regex?

536

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Can final class have constructor?

503

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Difference between static and dynamic class loading.

591

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What loop means?

567

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What is difference between iterator access and index access?

649

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What is the new line character?

561

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What is the main functionality of the remote reference layer?

1420

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What does  mean in regex?

574

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Can a constructor be protected?

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Explain polymorphism citing an example.

592

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