Given a code of a class named PrintString that prints a string.

GIAC GSSP-Java Question Answer

1. public class PrintString{

2. public static void main(String args[]){

3. /*insert code here */

4. /* insert code here */

5. System.out.println(str);

6. }

7. }

Which of the following code fragments can be inserted in the class PrintString to print the output "4247"?

Each correct answer represents a complete solution. Choose all that apply.

StringBuilder str= new StringBuilder("123456789");

str.delete(0,3).replace(1,3,"24").delete(4,6);

StringBuffer str= new StringBuffer("123456789");

str.delete(0,3).replace(1,3,"24").delete(4,6);

StringBuffer str=new StringBuffer("123456789");

str.substring(3,6).delete(1,2).insert(1,"24");

StringBuilder str= new StringBuilder("123456789");

str.deleteCharAt(6).replace(1,3,"24").delete(0,3);

String str="123456789";

str=(str-"123").replace(1,3,"24")-"89";

GIAC GSSP-Java Summary

Price: $52.5 ~~$149.99~~