Hi friends am new to java. I read jar file means collection of java files. For executing struts application what are the necessary jar files. " struts.jar " file contains what. can u explain

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What's the purpose of using break in each case of switch statement?

0 Answers  

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What is the superclass of exception?

3 Answers  

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What are the practical benefits, if any, of importing a specific class rather than an entire package (e.g. Import java.net.* Versus import java.net.socket)?

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Define iterator and methods in iterator?

0 Answers  

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Which package has light weight components?

0 Answers  

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What is the differnence between String Buffer and String builder despite having knowledge that String builder is faster than String Buffer and last one is threadsafe.please tell another important difference.

3 Answers   IBM,

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explain different ways of using thread? : Java thread

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explain the difference between jdk and jvm?

0 Answers  

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What will happen if we write code like: try{}catch(exception e)catch(IOException i)

6 Answers   CTS, TCS,

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Can there be an abstract method without an abstract class?

0 Answers  

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1).what is the difference between below examples String s="vijay"; String s=new String("vijay");

12 Answers   Mascon, Satyam, TCS,

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