Answered: a.) Write the definition of the default…

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

a.) Write the definition of the default constructor of YClass so that the instance variables of YClasa are initialized to 0.

b.) Write the definition of the default constructor of XClass so that the instance variable of XClass are initialized to 0.

c.) Write the definition of the method two of YClass so that rhe instance variable a is initialized to the value of the first parameter of two, and the instance variable b is initialized to the value of the second parameter of two.

1. Consider the following statements:
public class YClass
}
private int a;
private int b;
public void one()
{"}
public void two(int x, int y)
public YClass()
{...}
{
public class XClass extends YClass
}
private int z;
public void one()
public XClass( )
{*.}
{

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