Any one can explain how the inerface uses in java. give with example.

1 Answers   IBM,

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Is a boolean variable?

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1.IN CASE OF DYNAMIC METHOD DISPATCH WHY WE USE REFERENCE VARIABLE,WE CAN USE THE DIFFERENT DEFINED OBJECT DIRECTLY TO ACCESS THE DATA MEMBER AND MEMBER FUNCTION OF THAT RESPECTIVE CLASS?WHAT IS THE MAIN FUNCTION OF "REFERENCE VARIABLE" HERE?

2 Answers   TCS,

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Is the milky way in a void?

0 Answers  

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What is an enumeration?

0 Answers  

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What is collections framework?

0 Answers  

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Can long be null in java?

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What is hashtable and explain features of hashtable?

0 Answers  

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Write a program to show whether a graph is a tree or not using adjacency matrix.

0 Answers   Amazon,

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Differentiate between the constructors and methods in java?

0 Answers  

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What is the purpose of using java.lang.class class?

0 Answers  

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List the different types of classloaders in java.

0 Answers  

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