Answer Posted / karpagam

reader and writer is related to character, and input and
output is related to byte.

Difference between final and effectively final ? Why is effectively final even required ?

536

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What is proper subset?

528

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Why is method overloading not possible by changing the return type in java?

571

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What does business logic mean?

491

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What is remote method invocation (rmi)?

601

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How do you use compareto method?

515

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Where is the singleton class used?

568

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How do you add an element to a hashset in java?

476

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What do you mean by checked exceptions?

524

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Can a static member function access member variable of an object?

550

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What is method and methodology?

591

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What are the 8 primitive data types in java?

532

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Can a hashset contain duplicates java?

484

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What is difference between printf and scanf?

501

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What is the purpose of format function?

612

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