Home Tutorial Java Scjp Part6 SCJP Module-6 Question-11

 
 

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SCJP Module-6 Question-11
Posted on: July 14, 2010 at 12:00 AM
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The program given below will test your understating about the formating data from String to Float.

Given below the sample code :

1  public class Section611 {
2  public static void main(String[] args) {
3  convert("illlegal");
4  }
5  public static void convert(String s) {
6  try {
7  float f = Float.parseFloat(s);
8  } catch (NumberFormatException ne) {
9  f = 0;
10 } finally {
11 System.out.println(f);
12 }
13 }
14 }

Find the output after execution of the above code ?

1. 0.0

2. Compilation fails

3. illegal

4. It 'throws' number format exception.

Answer :

(2)

Explanation :

Compilation fails because the variable at line 9 doesn't have any type because the variable ' f ' at line 7 has it's scope within 'try' block.

 

 

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Posted on: July 14, 2010

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