what is the difference between abstract class and Interface?where we can use it in realtime projects?

23 Answers   Agile Software, Cognizant, IBM, Innodata, Logica CMG, Mitosis, Nagarro, Value Chain,

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How will you measure that int takes up only 32 bits in memory?

2 Answers   Rolta,

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Can list contain null in java?

0 Answers  

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Does java initialize arrays to zero?

0 Answers  

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How OOPS concept is achieved in Java?

6 Answers   Cognizant, JPMorgan Chase, Xavient,

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What is nan inf?

0 Answers  

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all are saying java doesn't support multiple inheritance but by default Object class is super class for all the user defined classes and we can extend atmost one class so each class can extend more than one class so java supports multiple inheritance?i am confused with this,pls any one explain me.

4 Answers  

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what is the diffrences between platform independent and portable

5 Answers   TCS,

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Tell me the programme for this @ 1 2 @ @ @ 1 2 3 4

5 Answers   Accenture, iGate, IntoNET, Value Labs,

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Where are global variables stored?

0 Answers  

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What modifiers are used with an inner class which is a member of an outerclass?

1 Answers  

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What advantage does an entity bean have over a sessin bean?

3 Answers   Adobe,

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