what is the major difference between linkedlist and arraylist in java?

0 Answers   IBS,

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How will you invoke any external process in java?

0 Answers  

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Explain the concept of hashtables?

0 Answers  

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public class Garbage { int a=0; public void add() { int c=10+20; System.out.println(c); System.out.println(a); } public static void main(String args[]) { Garbage obj=new Garbage(); System.gc(); System.out.println("Garbage Collected"); obj.add(); } } Above is a code in java used for garbage collection. object obj has been created for the class Garbage and system.gc method is called. Then using that object add method is called.System.gc method if called the obj should be garbage collected?

6 Answers  

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Difference between stack and queue?

0 Answers   Flextronics,

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Is JRE required to compile Java files ?

4 Answers   HCL,

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What is the difference between this() and super()?

15 Answers   TCS,

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Explain 5 io best practices?

0 Answers  

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What is a function easy definition?

0 Answers  

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Explain inheritance in java?

0 Answers  

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How to compare strings in java?

0 Answers  

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What is argument in java?

0 Answers  

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