Answer Posted / mahesh

we need not to call a constructor so it need not to return
any value for us thats y it does not contain a return type.....

Why set do not allow duplicates in java?

1110

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What is double data type?

953

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Mention some features of java?

968

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What is hashmap and map?

1033

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Considering notepad/ie or any other thing as process, what will happen if you start notepad or ie 3 times? Where 3 processes are started or 3 threads are started?

1158

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What do you mean by default constructor in java?

1079

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What is the use of 'super' keyword inside a constructor?

977

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List any five features of java?

1036

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Explain the key functions of data binding?

1021

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Explain about join() method?

975

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Explain the difference between an object-oriented programming language and object-based programming language?

991

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Why do we need variables?

993

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Tell me a few examples of final classes defined in Java API?

1099

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What is the set interface in java programming?

1219

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What is the difference between quicksort & mergesort? When should they be used? What is their running time?

1089

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