What are the advantages of arraylist over arrays?

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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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What is the exact difference in between Unicast and Multicast object?

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abstract class A{ int list []=new int [100]; A(int x,int y){ rondom n=new rondom(); for (int i==;i<100;i++); list [i]=x+r.next int(y-x+1); abstract sort (); abstract binary sarch(int temp); class B extends A{

3 Answers  

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write a simple program inheritance?

2 Answers   Polaris,

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What are the benefits of operations in java?

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Why we use methods in java?

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What modifiers can be used with a local inner class?

2 Answers  

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what is associative array

1 Answers   Tech Mentro,

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Is java a virus?

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What is identifier with example?

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How to prevent a field from serialization ?

2 Answers  

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