Define iterator and methods in iterator?

0 Answers  

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What are E and PI?

1 Answers  

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Difference between overriding and overloading in java?

0 Answers  

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Differentiate between postfix and prefix operators in java.

0 Answers   HCL,

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How HashMap implemented in java? how it internally works when values are added or searched from hashMap?What is the difference betweenthe implementation of hashmap and Linked Hashmap?

3 Answers   IBM,

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What is bytecode in java ?

0 Answers  

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What is java instanceof operator?

0 Answers  

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What are the advantages of functions?

0 Answers  

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What is the difference between menuitem and checkboxmenu item?

0 Answers  

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What are the benefits of operations?

0 Answers  

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I have a class which is abstract which contains only the abstract methods. This is similar to an interface. Then, if i have given a choice to choose one of them. Which one i have to choose and why?

4 Answers  

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class a extends b { } class b extends a { } why java doesn't support cyclic pls explain me with example

3 Answers   Wipro,

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