42.
What will be the output of the following Java program?
import java.text.*;
import java.util.*;
class Date_formatting
{	 
    public static void main(String args[])
    {
  Date date = new Date();
  SimpleDateFormat sdf;
        sdf = new SimpleDateFormat("mm:hh:ss");
        System.out.print(sdf.format(date));
    }	
}

Note : The program is executed at 3 hour 55 minutes and 4 sec (24 hours time).

47.
What will be the output of the following Java program?
import java.text.*;
import java.util.*;
class Date_formatting
{	 
    public static void main(String args[])
    {
  Date date = new Date();
  SimpleDateFormat sdf;
        sdf = new SimpleDateFormat("z");
        System.out.print(sdf.format(date));
    }	
}

Note : The program is executed at 3 hour 55 minutes and 4 sec on Monday, 15 July(24 hours time).

49.
what does public String replaceAll(string replace) do?