Given the following classes, which statement is valid? public abstract class One{ int x = 5; public void foo(){ System.out.print("one,"); } } 1 2 3 4 public class Two extends One{ public void foo(int y){ System.out. print(y + ","); super.fo0(); } } 8 9. public class Three extends Two{ public void foo(String s){ System.out.print(s + ","); this.foo(); } public void foo(){ x = x; super.foo(this.x); } } 10 11 12 13 14 public class Four extends Two{ public void foo(){ super.foo(); System.out.print("four,"); } } 15 16 17

Given the following classes, which statement is valid? public abstract class One{ int x = 5; public void foo(){ System.out.print("one,"); } } 1 2 3 4 public class Two extends One{ public void foo(int y){ System.out. print(y + ","); super.fo0(); } } 8 9. public class Three extends Two{ public void foo(String s){ System.out.print(s + ","); this.foo(); } public void foo(){ x = x; super.foo(this.x); } } 10 11 12 13 14 public class Four extends Two{ public void foo(){ super.foo(); System.out.print("four,"); } } 15 16 17

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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