What is meant by call by reference?

0 Answers  

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What are multiple inheritances?

0 Answers  

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How many types of packages are there in Java?

1 Answers  

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What is aggregation and composition ?

1 Answers   Fidelity,

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my method "abc" return array of interface "xyz" and "pqr" is abstract class implements abc and class "jkl" extends pqr My problem 1) when i call abc it retrun array xyz how can i do this hint xyz refer_xyz = new jkl(); but i can't create array. 2)I want to access method of jkl using reference of xyz??

1 Answers  

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Why stringbuffer is faster than string?

0 Answers  

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Write the program numbers into words.For example 2345==two thousand three hundred fourty five

2 Answers   TCS,

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What is the difference between integer parseint and integer valueof?

0 Answers  

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Does java support Operator Overloading?

0 Answers   Flextronics,

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If set accepts only one argument then how can it compare two objects to avoid duplicates

5 Answers  

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What is the program development process?

0 Answers  

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Can a class inherit the constructors of its superclass?

9 Answers   iFlex, Wipro,

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