What is aggregation and composition ?

1 Answers   Fidelity,

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What does three dots mean in java?

0 Answers  

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when we write class.forName("any one class"); what happens actually?what it will return?explain stepwise?

6 Answers  

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Explain the difference between hashmap and hashtable in java?

0 Answers  

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suppose in a class there is a code like this: { Set hs=new Hashset(); hs.add(new Emp("kathy",1000)); hs.add(new Emp("kathy",2000)); } how can u avoid the above code in your class as set won't allow duplicate objects?

3 Answers  

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What is meant by distributed application? Why are we using that in our application?

0 Answers  

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What will happen if non-synchronized method calls a static synchronized method and what kind of lock it acquires?

0 Answers  

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What variables are stored in stack?

0 Answers  

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What is the basic difference between string and stringbuffer object?

0 Answers  

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what is the form of storage space in java?

5 Answers  

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Define iterator and methods in iterator?

0 Answers  

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Is it possible to override private or static method in java?

0 Answers  

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