What are the Static and Dynamic Variables? Differentiate them.

0 Answers   CGI,

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Can we call virtual funciton in a constructor ?

0 Answers   XX,

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In the below example, how many string objects are created?

0 Answers  

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What is an iterator java?

0 Answers  

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What is difference between “==” and equals()?

1 Answers   IBM,

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Does java support Operator Overloading?

0 Answers   Flextronics,

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how a programmer confirms that the data submitted has been succesfully inserted into the database(either oracle or my sql).. How a programmer confirm if there is any problem with the program he wrote for insertion... ANS:--- >executeupdate method is having boolean return type, if anything goes wrong in data insertion or data updation, it would return false. otherwise, if it successfully inserts data into the database, it would return true NOW HOW TO I CHECK IN MY DURING EXECUTION WHETHER IT RETURNS TRUE OR FALSE... WELL IT WILL DISPLAY ANY MESSAGE OR NOT

0 Answers   Google,

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What is difference between static class and normal class?

0 Answers  

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what are upcasting and downcasting?

5 Answers  

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Can you explain the usages of class.forname()?

0 Answers  

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How are this() and super() used with constructors?

9 Answers  

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What is command line argument

0 Answers   TCS,

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