Why is prepared Statement, Callable Statement used for? What is the need of Batch updates?

1 Answers   Logica CMG,

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What primitive Java types? Howmany are they and what are their names?

3 Answers  

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Explain importance of finally block in java?

0 Answers  

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Java run-time system generates What class of exceptions?

2 Answers   TCS,

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What is meant by string is immutable?

0 Answers  

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How can constructor chaining be done using this keyword?

0 Answers  

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How Vector class is synchronized,How to build user defined class as synchronized?

0 Answers  

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for what purpose we use applets ?

3 Answers   Mindlogicx,

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What does ide stand for?

0 Answers  

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What restrictions are placed on method overloading?

0 Answers  

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What is the use of volatile in java?

0 Answers  

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Hi Friends, can u give code to convert ArrayList to HashMap and HashMap to ArrayList.

1 Answers  

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