How to implement an arraylist in java?

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Give example to differentiate between call by value and call by reference.

0 Answers   TCS,

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abstract class Demo { public void show() { System.out.println("Hello I am In show method of Abstract class"); } } class Sample extends Demo { public void show() { super.show(); System.out.println("Hello I am In Sample "); } } public class Test { public static void main(String[] args) { //I WANT TO CALL THE METHOD OF BASE CLASS IT IS POSSIBLE OR NOT CAN WE USE SCOPE RESOLUTION OPERATOR TO CALL OR JAVA NOT SUPPORTED THAT :: OPERATORE } }

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What is literal example?

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What is difference between == and === in js?

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static inner classes means..?

1 Answers  

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What one should take care of, while serializing the object?

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why we need this (1.object,2.class,3.data hiding,4.encapsulation,5.abstraction,6. polymorphism,7.inheritance)

2 Answers  

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What is the purpose of the main method?

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explain the difference between jdk and jvm?

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Which class is the superclass of all classes?

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why using interface interface ?

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