private void displayMenu() {
        System.out.println("***********************************************");
        System.out.println("Welcome to the Module Registration System Admin");
        System.out.println("***********************************************");
        System.out.println();
        System.out.println("Select an option:");
        System.out.println("1.  Add student account(s)");
        System.out.println("2.  Delete student account(s)");
        System.out.println("3.  Add lecturer(s)");
        System.out.println("4.  Delete lecturer(s)");
        System.out.println("5.  Add module(s)");
        System.out.println("6.  Delete module(s)");
        System.out.println("7.  Add tutor(s)");
        System.out.println("8.  Delete tutor(s)");
        System.out.println("9.  Add tutorial(s)");
        System.out.println("10. Delete tutorial(s)");
        System.out.println("11. View modules");
        System.out.println("12. View tutorials");
        System.out.println("13. Assign students to modules");
        System.out.println("14. Assign students to tutorials");
        System.out.println("15. Process appeals");
        System.out.println();
        System.out.println("Enter 'q' or 'Q' to exit this admin console");
        System.out.println();
        System.out.print("Enter your option: ");
    }