Answered: Create a class called Car. Make this…

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

Create a class called Car. Make this class have a constructor that saves the make and model. Also, make each car have a variable called mileage that defaults to 15.

Add a method called drive that adds to the car's mileage. Ignore negative values.

Add another method called getStatus that returns the make, model, and mileage of a car.

In this problem, submit only the Car.java file. Once you submit, the Demo.java will run to test your code.

Demo Code

public class Demo {

public static void main(String[] args) {
Car c1 = new Car("Toyota", "Corolla");
Car c2 = new Car("Ford", "F-150");
Car c3 = new Car("Chevrolet", "Camaro");

c1.drive(500);
c1.drive(25);
c1.drive(-3);
c1.drive(1000);
c1.drive(-22);
c1.drive(0);
c1.drive(400);

c2.drive(5000);
c2.drive(215);
c2.drive(-33);
c2.drive(8000);
c2.drive(-8762);
c2.drive(0);
c2.drive(4978);

c3.drive(123);
c3.drive(3);
c3.drive(-93);
c3.drive(-3);
c3.drive(-675);
c3.drive(17);
c3.drive(13);

String status1 = c1.getStatus();
String status2 = c2.getStatus();
String status3 = c3.getStatus();

System.out.println(status1);
System.out.println(status2);
System.out.println(status3);
}

}

Filename
Size
File to run
Delete
O Demo.java A
808 Bytes

Toyota Corolla has driven 1940 miles. \n
Ford F-150 has driven 18208 miles. \n
Chevrolet Camaro has driven 171 miles. \n

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