Answer Posted / tanmayy

We use wrapper classes in java so as to objectify the
primitive data types.There are certain wrapper classes for
different data types such as:-
int : Integer
float : Float
boolean : Boolean
etc...

what is the role of xml in core java?? and how we can use it?? can somebody give a sample program with explanation and from where i can read more about xml?????

2192

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What is meant by local variable and instance variable?

978

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What is tree in java?

859

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Is a class an object?

941

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How are variables stored in memory?

1000

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Mention some interfaces implemented by linked list in java.

973

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What does 0 mean in boolean?

928

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What initialize variables?

947

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What is tcp ip in java?

1063

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what is anonymous class in java?

976

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what is interface in java? Explain

904

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What is meant by class?

948

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How will you reverse a singly-link list?

936

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These static constructors are correct ? class A { statc intA() { } static A(int x,int y) { } static A(int x) { } }

1027

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What is the difference between path and classpath variables?

964

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