Answered: Generate the output of the following…

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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5.a.Fast in java coding please. Thank you

Generate the output of the following program:
class Add {
protected int i;
Add(int a) {i = a;}
protected void addIt(int amount) {i +=
amount;} protected int getIt() {return i;}
}
class DAdd extends Add {
private int i;
DAdd(int a, int b) {
super(a);
i = b;
}
protected void addIt(int amount) {i = i * super.i +
amount;} protected int getIt() {return i + 1;}
protected void doubleIt(int amount) {addIt(2 * amount);}
}
public class TestAdder {
public static void main(String args[]) {
Add A = new Add(3);
DAdd DA = new DAdd(1, 5);
A.addIt(2);
System.out.println(A.getIt());
A=DA;
A.addIt(2);
System.out.println(A.getIt());
DA.doubleIt(2);
System.out.println(A.getIt());
}
}

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