You are given the below Java code: 1 public class Student( public String name; public double gpa; 3. 4. @Override public String toString () return "Student"; public class GraduateStudent extends Student( public int age; @Override 10 11 public String toString() return "Graduate Student"; 12 13 14 15 ) 16 public/class MainClass( public static void main (String[) args) ( Student A- new GraduateStudent (); GraduateStudent B new GraduateStudent (; System.out.println (A.tostring ()): System.out.println (B.toString ()); 17 18 19 20 21 22 23 ) a) What will be printed out by line 20 in the above code? b) What will be printed out by line 21 in the above code?

Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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You are given the below Java code:
1 public class Student(
public String name;
public double gpa;
@Override
3
4
public String toString () (
return "Student";
8 )
public class GraduateStudent extends Student {
public int age;
@override
10
11
12
public String toString() (
13
return "Graduate Student";
14
15 }
16 public class MainClass{
public static void main (String[] args) {
Student A= new GraduateStudent ();
GraduateStudent B - new GraduateStudent ();
System.out.println (A. tostring ()):
System.out.println (B.toString ());
17
18
19
20
21
22
23
a) What will be printed out by line 20 in the above code?
b) What will be printed out by line 21 in the above code? :
Transcribed Image Text:You are given the below Java code: 1 public class Student( public String name; public double gpa; @Override 3 4 public String toString () ( return "Student"; 8 ) public class GraduateStudent extends Student { public int age; @override 10 11 12 public String toString() ( 13 return "Graduate Student"; 14 15 } 16 public class MainClass{ public static void main (String[] args) { Student A= new GraduateStudent (); GraduateStudent B - new GraduateStudent (); System.out.println (A. tostring ()): System.out.println (B.toString ()); 17 18 19 20 21 22 23 a) What will be printed out by line 20 in the above code? b) What will be printed out by line 21 in the above code? :
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