Share on Google+Share on Google+

SCJP Module-12 Question-10

Advertisement
The code given below will test your understanding that how to formate the number using the NumberFormate class in Java.

Given below the sample code :

1  import java.text.*;
2  public class NumberformatClass {
3  public static void main(String args[]){
4  NumberFormat nf = NumberFormat.getInstance();
5  nf.setMaximumFractionDigits(4);
6  nf.setMinimumFractionDigits(2);
7  String a = nf.format(3.1415926);
8  String b = nf.format(2);
9  System.out.println(a);
10 System.out.println(b);
11 }}

The output of the above code is 3.1416, 2.00 ,What will be it's output ,if we remove line 5 & 6 ? 

1. Same output.

2. It will give Compile error.

3. 3.142    
    2.0

4. 3.142
    2

Answer

(4)

Explanation

The default value of Maximum fraction digit (after decimal) is 3 and minimum fraction digit is 0.

Advertisements

Posted on: July 22, 2010 If you enjoyed this post then why not add us on Google+? Add us to your Circles

Share this Tutorial Follow us on Twitter, or add us on Facebook or Google Plus to keep you updated with the recent trends of Java and other open source platforms.