How to use Press Enter to Continue

Question

Hello
how do i use press enter to continue in my programs
can i plz have the code

Answer 1

K here is my code
import java.io.*;
public class asn3
    public static void main (String [] args) throws Exception
        DataInput keyboard = new DataInputStream (System.in);
        int num = 0;
        String temp;
        String [] ques;
        String [] a, b, c, d, e;
        String [] ans;
        ques = new String [5];
        ques [0] = "(1) Which one of the following is an input device?";
        ques [1] = "(2) Which one of the following is an output device?";
        ques [2] = "(3)What does CPU stand for?";
        ques [3] = "(4)How many bytes in a megabyte";
        ques [4] = "(5)How many bytes in a gigabyte ?";
        a = new String [5];
        a [0] = "a) Printer";
        a [1] = "b) Monitor";
        a [2] = "c) Mouse";
        a [3] = "d) Speaker";
        b = new String [4];
        b [0] = "a) Mouse";
        b [1] = "b) Keyboard";
        b [2] = "c) Scanner";
        b [3] = "d) Speaker";
        c = new String [4];
        c [0] = "a) It does not stand for anything";
        c [1] = "b) Centeral Processing Unit";
        c [2] = "c) DUH!!!";
        c [3] = "d) City Power Unit";
        d = new String [4];
        d [0] = "a) 1";
        d [1] = "b) 1024";
        d [2] = "c) 4096";
        d [3] = "d) 1,048,576";
        e = new String [4];
        e [0] = "a) about 1 thousand";
        e [1] = "b) about 1 million";
        e [2] = "c) about 1 billion";
        e [3] = "d) about 1 trillion";
        ans = new String [5];
        ans [0] = "c";
        ans [1] = "d";
        ans [2] = "b";
        ans [3] = "d";
        ans [4] = "d";
        System.out.println ("\t\t\tWelcome to the quiz \n");
        System.out.println (ques [0] + "\n\n" + a [0] + "\n" + a [1] + "\n" + a [2] + "\n" + a [3]);
        System.out.print ("\nanswer : ");
        temp = keyboard.readLine ();
        if (temp.equals (ans [0]))
            System.out.println ("\n\nCorrect!!! \n");
            num = num + 1;
        else
            System.out.println ("\n\nWrong!!!\n\n");
        System.out.println (ques [1] + "\n\n" + b [0] + "\n" + b [1] + "\n" + b [2] + "\n" + b [3]);
        System.out.print ("\nanswer : ");
        temp = keyboard.readLine ();
        if (temp.equals (ans [1]))
            System.out.println ("\n\nCorrect!!! \n");
            num = num + 1;
        else
            System.out.println ("\n\nWrong!!!\n\n");
        System.out.println (ques [2] + "\n\n" + c [0] + "\n" + c [1] + "\n" + c [2] + "\n" + c [3]);
        System.out.print ("\nanswer : ");
        temp = keyboard.readLine ();
        if (temp.equals (ans [2]))
            System.out.println ("\n\nCorrect!!! \n");
            num = num + 1;
        else
            System.out.println ("\n\nWrong!!!\n\n");
        System.out.println (ques [3] + "\n\n" + d [0] + "\n" + d [1] + "\n" + d [2] + "\n" + d [3]);
        System.out.print ("\nanswer : ");
        temp = keyboard.readLine ();
        if (temp.equals (ans [3]))
            System.out.println ("\n\nCorrect!!! \n");
            num = num + 1;
        else
            System.out.println ("\n\nWrong!!!\n\n");
        System.out.println (ques [4] + "\n\n" + e [0] + "\n" + e [1] + "\n" + e [2] + "\n" + e [3]);
        System.out.print ("\nanswer : ");
        temp = keyboard.readLine ();
        if (temp.equals (ans [4]))
            System.out.println ("\n\nCorrect!!! \n");
            num = num + 1;
        else
            System.out.println ("\n\nWrong!!!\n\n");
          System.out.println ("--------------------------------------------------");
        System.out.println ("You answered " + num + " out of 5 questions correctly\n\n");
        if (num >= 5)
            System.out.println ("Grade A+ : You are Awesome\n\n ");
        else if ((num >= 4) && (num < 5))
            System.out.println ("Grade A : You did Great\n\n ");
        else if ((num >= 3) && (num < 4))
            System.out.println ("Grade C : You did Okay\n\n ");
        else
            System.out.println ("Grade F : You did Poorly\n\n ");
}just wanted to add press Enter to continue feature in the program
any more hints?
btw i have no clue about scanner class