GSSP-JAVA Web TestEngine Demo

Q20 Single choice

John works as a Programmer for Technostar Inc. He writes the following code using Java.

1. class WrapperClass{
2. public static void main(String[] argv){
3. String str2 = Double.toString(12);
4. String str1 = Double.toHexString(12);
5. System.out.println(str1+str2);
6. }
7. }

What will happen when John attempts to compile and execute the code?

A
It will not compile because the Double class does not contain the toHexString() method.
B
It will compile and execute successfully and will display 8p312 as the output.
C
It will compile and execute successfully and will display 0x1.8p312.0 as the output.
D
It will not compile because the Double class does not contain the toString() method.

GSSP-JAVA Web TestEngine demo