How do you declare a string variable?

0 Answers  

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What is use of set in java?

0 Answers  

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Do we need to manually write Copy Constructor?

0 Answers   HCL,

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When you say String is immutable, what do you mean by that? Say I have String s = "Ness" s= s+"Technologies"; What will happen? If the value gets appended, then what is the meaning of immutable here?

5 Answers   Ness Technologies,

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Can a class extend abstract class or interface? why

4 Answers   Wipro,

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What is the difference between overloading and overriding a function?

13 Answers   eG Innovations, Infosys, TCS,

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how u do unit testing?

2 Answers   iFlex,

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What is a super method?

0 Answers  

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Why spring singleton is not thread safe?

0 Answers  

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How to Create A Wapper Class in core Java and Why are Use in java?

2 Answers   Amdocs,

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What is ternary operator? Give an example.

0 Answers  

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Explain 5 features introduced in jdk 1.7?

0 Answers  

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