What is java abstraction with example?

0 Answers  

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What is the frontend and backedn in Java?

3 Answers   TCS,

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I declared main() method as private. But it still running and displaying the output. Please Answer it . Code Snippet as Below: import java.io.*; class over { private static void main(String[] args) { int high = Integer.MAX_VALUE; int overflow = high + 1; int low = Integer.MIN_VALUE; int underflow = low - 1; System.out.println(high + "\n" +overflow +"\n"+ low +"\n"+underflow); //System.out.println(overflow); //System.out.println(low); //System.out.println(underflow); } }

4 Answers   Cap Gemini,

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Explain how hashmap works?

0 Answers  

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What is the basic functionality of DataOutput interface in java?

2 Answers   TCS,

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What is the use of runnable interface?

0 Answers  

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what is the difference between a threads start() and run() methods? : Java thread

0 Answers  

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what is singleton class in java?

0 Answers   Cap Gemini,

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What is the method used to get the absolute value of a number?

2 Answers  

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what is actual real time using of oops concepts in projects(Interface,polymorphism.abstraction.........)

2 Answers  

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Hi Friends, can you give difference between extending thread class and implementing runnable interface.

4 Answers  

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How to add two numbers with out using Arithmetic , union operators in java....? But we can use bitwise operators... but how...?

4 Answers   CTS, Satyam,

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