Why do we need to override equals() and hascode() method of object class?

1 Answers   Cognizant,

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What is a flag value?

0 Answers  

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What for read() function?

3 Answers  

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What is yielding and sleeping? how they different?

2 Answers  

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What is the use of Getters and Setters method ?

4 Answers  

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What is the argument type of main() method?

2 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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Difference between serialization and deserialization in java?

0 Answers  

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To set the position and size of a component, which methods are used?

3 Answers  

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Explain about class in java?

0 Answers  

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How does class forname work in java?

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What is a ternary operator in java? What is an interface?

0 Answers  

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