Given the following classes, what is displayed to the terminal when the Run program is run? 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.foo(); } } 8 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 18 public class Run{ public static void main(String[] args){ One p = new Three(); ((Three)p).foo("cat"); } } 19 19 20 21 22 23 Select one: O There will be no output (it will cause an error). O cat,5, one, O cat, one, O cat,5, O None of these options

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
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Given the following classes, what is displayed to the terminal when the Run program is run?
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(); }
}
6
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
18
public class Run{
public static void main(String[] args){
One p = new Three();
((Three)p).foo("cat");
}
}
19
19
20
21
22
23
Select one:
O There will be no output (it will cause an error).
O cat,5,0ne,
O cat, one,
O cat,5,
O None of these options
Transcribed Image Text:Given the following classes, what is displayed to the terminal when the Run program is run? 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(); } } 6 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 18 public class Run{ public static void main(String[] args){ One p = new Three(); ((Three)p).foo("cat"); } } 19 19 20 21 22 23 Select one: O There will be no output (it will cause an error). O cat,5,0ne, O cat, one, O cat,5, O None of these options
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