What is the output of the following code? Explain each line of the console output in your own words. (HINT: if there are errors, please explain why the errors occur) enum Color { WHITE, YELLOW; } public class Bus { public Color getColor(){ return Color.WHITE; } public static void main(String args[]){ Bus number1 = new Bus(); Bus number11 = new SchoolBus(); SchoolBus number111 = new SchoolBus(); System.out.println("The colors of my Buses are: \n" + number1.getColor() + ", " + number11.getColor() + ", " + number111.getColor()); SchoolBus myBus = (SchoolBus)(number1); } } class SchoolBus extends Bus { public Color getColor(){ return Color.YELLOW; } }
What is the output of the following code? Explain each line of the console output in your own words. (HINT: if there are errors, please explain why the errors occur) enum Color { WHITE, YELLOW; } public class Bus { public Color getColor(){ return Color.WHITE; } public static void main(String args[]){ Bus number1 = new Bus(); Bus number11 = new SchoolBus(); SchoolBus number111 = new SchoolBus(); System.out.println("The colors of my Buses are: \n" + number1.getColor() + ", " + number11.getColor() + ", " + number111.getColor()); SchoolBus myBus = (SchoolBus)(number1); } } class SchoolBus extends Bus { public Color getColor(){ return Color.YELLOW; } }
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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Question
What is the output of the following code? Explain each line of the console output in your
own words. (HINT: if there are errors, please explain why the errors occur)
enum Color {
WHITE, YELLOW;
}
public class Bus {
public Color getColor(){
return Color.WHITE;
}
public static void main(String args[]){
Bus number1 = new Bus();
own words. (HINT: if there are errors, please explain why the errors occur)
enum Color {
WHITE, YELLOW;
}
public class Bus {
public Color getColor(){
return Color.WHITE;
}
public static void main(String args[]){
Bus number1 = new Bus();
Bus number11 = new SchoolBus();
SchoolBus number111 = new SchoolBus();
System.out.println("The colors of my Buses are: \n" +
number1.getColor() + ", " + number11.getColor() + ", " +
number111.getColor());
SchoolBus myBus = (SchoolBus)(number1);
}
}
class SchoolBus extends Bus {
public Color getColor(){
return Color.YELLOW;
}
}
SchoolBus number111 = new SchoolBus();
System.out.println("The colors of my Buses are: \n" +
number1.getColor() + ", " + number11.getColor() + ", " +
number111.getColor());
SchoolBus myBus = (SchoolBus)(number1);
}
}
class SchoolBus extends Bus {
public Color getColor(){
return Color.YELLOW;
}
}
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