What do you mean by composition in java?

0 Answers  

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Distinguish method overloading and method overriding

4 Answers   Tech Mahindra,

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What is singleton class in java and how can we make a class singleton?

0 Answers  

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Does .length start 0 java?

0 Answers  

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What is the Set interface?

2 Answers  

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What is update method and when it is called?

2 Answers   TCS,

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what is the purpose of method overriding in java where v r completely re-defining a inherited method instead y can't v create a new method and define.If the question is very silly plz excuse me and do reply.Thank U!

7 Answers   emc2, Kumaran Systems,

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what is the use of abstract class?

3 Answers   Amdocs, Atos Origin, Invictus,

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Hi Every One I Have Small Doubt Please answer This???????????????????????????? I Want to use AbstractList class methods(java.util.AbstractList) My Program is import java.util.*; class DemoOne extends AbstractList { public static void main(String[] args) { AbstractList a=new DemoOne();//This One is Correct?? DemoOne a1=new DemoOne();//This One is Correct?? Both Are Not Working System.out.println("Hello World!"+a); System.out.println("Hello World!"+a1); } } Error IS: DemoOne.java:2: DemoOne is not abstract and does not override abstract method get(int) in java.util.AbstractList class DemoOne extends AbstractList AnyOne can Please Provide The Solution????????????????????????? Plzzzzzzz

3 Answers  

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What is method overriding in java ?

0 Answers  

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make a method which any number and any type of argument and print sum of that arguments.....

0 Answers  

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i would like to attend for an interview of datalab technologies company i want to know the pattern of imnterview.

0 Answers  

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