this code gives Nullpointer exception

import java.io.*;
class Demo
{
public static void main(String args[])
{
File f=new File("1234.msg");
String arr[]=f.list();
System.out.println(arr.length);
}
}

Question Posted / sri

3 Answers
6804 Views
IBM, Ramco, I also Faced
E-Mail Answers

Answer Posted / sri

this code gives Nullpointer exception

Is This Answer Correct ?

6 Yes

0 No

Post New Answer View All Answers

Please Help Members By Posting Answers For Below Questions

What about main thread in java?

1170

Differentiate storage classes on the basis of their scope?

1230

What do you mean by boolean?

1114

What are unchecked exceptions in java?

1085

What is assembly used for?

1061

Is java jre still free?

1005

Difference between static synchronization vs. Instance synchronization?

1172

What does exp mean in math?

1044

Write a program to print the pattern given below

990

What is a class component?

1220

What interface is extended by awt event listeners?

1101

What is java ceil?

1078

What is the major advantage of external iteration over internal iteration?

1151

What is empty string literal in java?

1106

Is string a wrapper class?

1060