Answer Posted / nagendra

1. autoboxing and unboxing.
2. enums.
3. StringBuilder.
4. var-args.
5. Generics.
6. Annotations.
7. Covarent return types.
8. nested for-each loop.

Can a function return a function?

1099

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When should I use stringbuffer?

1056

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Can we define static methods inside interface?

1033

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What is an abstract class and what is it’s purpose?

1013

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What is difference between static variable and global variable?

1120

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What is set in java?

1107

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What is "this" keyword in java? Explain

1149

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What is java console application?

1069

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What is JFC?

1329

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What is compiler and what its output.

1202

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What are access specifiers in java ?

1203

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Why java is not 100% object-oriented?

1605

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What is the maximum size of a string in java?

1178

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explain autoboxing in java?

1050

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Is string a class in java?

1035

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