Source Code

Session4.java

import java.util.*;

public class Session4 {
    public static void main(String[] args) {
        String myName = ""; // add your name
        System.out.println("Session 4" + " - " + myName);

        // Menu
        System.out.println("Menu");
        System.out.println("E1 - Example 1");

        // setup Scanner
        Scanner in = new Scanner(System.in);
        System.out.print("Choice: ");
        String choice = in.nextLine();

        // switch choices
        switch (choice) {
            case "E1":
                System.out.println("Example 1");

                break;
            case "E2":
                System.out.println("Example 2");

                break;
            case "E3":
                System.out.println("Example 3");

                break;
            case "E4":
                System.out.println("Example 4");

                break;
            case "E5":
                System.out.println("Example 5");

                break;
            case "E6":
                System.out.println("Example 6");

                break;
            case "E7":
                System.out.println("Example 7");

                break;
            case "E8":
                System.out.println("Example 8");

                break;
            case "E9":
                System.out.println("Example 9");



        }
    }
}

Session4v2.java

import java.util.*;

public class Session4v2 {
    public static void main(String[] args) {
        String myName = ""; // add your name
        System.out.println("Session 4v2" + " - " + myName);

        // Menu
        System.out.println("Menu");
        System.out.println("E1 - Example 1");

        // setup Scanner
        Scanner in = new Scanner(System.in);
        System.out.print("Choice: ");
        String choice = in.nextLine();

        // switch choices
        switch (choice) {
            case "E1":
                System.out.println("Example 1");
                // call exampleMethod
                
                break;
            case "E2":
                System.out.println("Example 2");
                // call exampleMethod twice
                
                break;
            case "E3":
                System.out.println("Example 3");
                // call greeting method
                
                break;
            case "E4":
                System.out.println("Example 4");
                
                
                break;
        }
    }
    // define exampleMethod
    public static void exampleMethod() {
        System.out.println("Hello from Example Method");
    }

    // define greeting method
    public static void greeting(String name) {
        System.out.println("Hello, " + name);
    }

}