Write a program to check for a prime number in java?

0 Answers   Cyient,

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Why do we need wrapper classes?

0 Answers  

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What is treeset and treemap in java?

0 Answers  

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Difference between String and StringBuffer.

3 Answers   GE, IBM,

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What is the need of "creating and throwing an UserdefinedException" when the "Exception" class is already available?

4 Answers  

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Can vector have duplicates in java?

0 Answers  

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When does an object becomes eligible for garbage collection in java?

0 Answers  

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if num=687; U have to get num=6+8+7;

4 Answers   CMC,

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What is a loop java?

0 Answers  

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What is an empty list in java?

0 Answers  

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why string is not taking as primitive datatypes but we r taking it as a class? why explain it?

2 Answers   HP, SparkTG,

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What is singleton math?

0 Answers  

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