Java Interview Snippets

Java Interview Snippets - Mostly Asked by Interviewer


// 1.  Java Overloading Concepts

Public Class JavaCodeSnippets

{

 public static void PadnaSeekhna(String s)

{

System.out.println("String");

}

 public static void PadnaSeekhna(Object o)

{

System.out.println("Object");

}

public static void main (String a[])

{

PadnaSeekhna(null);

}

}

Whats the Answer ? Will it Compile ? If Yes Whats the Answer  ??

// 2.  Java Overloading Concepts

public class JavaCodeSnippets
{ 
public static void PadnaSeekhna(String s) 
System.out.println("String"); 

public static void PadnaSeekhna(Object o) 
System.out.println("Object"); 

public static void PadnaSeekhna(Integer s)
System.out.println("Integer");
} 

public static void main (String args[]) 
{
PadnaSeekhna(null); 
}}

Whats the Answer ? Will it Compile ? If Yes Whats the Answer  ??

// 3.  Interface Concepts

interface JavaCodeSnippets
{ 
static class PadnaSeekhna1
{
class PadnaSeekhna2
{
}}}

Will it Compile ??

// 4.  Condition Concepts

if(null==null)
System.out.println("Padne Seekhna");


Will it Compile ?? Comment in the below section