Question 7 All methods in an abstract class must be abstract. 10 out of 10 points Question 6 0 out of 10 points Given the data definition classes below, add line(s) to the implementation class House Implementation to demonstrate polymorphism. 1 public class House { 2 3 4 } public void setAddress () { } public double calculateCost () {} 1 public class NewConstruction extends House { 2 public double calculateCost () () 3 4} public void setMaterialList (String[] list) () 1 public class House Implementation ( 2 345 4 5) public static void main (String[] args) { Lines will go here D
Question 7 All methods in an abstract class must be abstract. 10 out of 10 points Question 6 0 out of 10 points Given the data definition classes below, add line(s) to the implementation class House Implementation to demonstrate polymorphism. 1 public class House { 2 3 4 } public void setAddress () { } public double calculateCost () {} 1 public class NewConstruction extends House { 2 public double calculateCost () () 3 4} public void setMaterialList (String[] list) () 1 public class House Implementation ( 2 345 4 5) public static void main (String[] args) { Lines will go here D
Chapter9: Using Classes And Objects
Section: Chapter Questions
Problem 19RQ
Related questions
Question
Answer two JAVA OOP problems.
Transcribed Image Text:Question 7
All methods in an abstract class must be abstract.
10 out of 10 points
![Question 6
0 out of 10 points
Given the data definition classes below, add line(s) to the implementation class House Implementation to demonstrate
polymorphism.
1 public class House {
2
3
4 }
public void setAddress () { }
public double calculateCost () {}
1 public class NewConstruction extends House {
2 public double calculateCost () ()
3
4}
public void setMaterialList (String[] list) ()
1 public class House Implementation (
2
345
4
5)
public static void main (String[] args) {
Lines will go here
D](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F6fce8742-cc7e-4301-a659-4aa9849c80b3%2Fd312d40e-f06b-4514-84b6-e6a730ca7c97%2Fbdem64v_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Question 6
0 out of 10 points
Given the data definition classes below, add line(s) to the implementation class House Implementation to demonstrate
polymorphism.
1 public class House {
2
3
4 }
public void setAddress () { }
public double calculateCost () {}
1 public class NewConstruction extends House {
2 public double calculateCost () ()
3
4}
public void setMaterialList (String[] list) ()
1 public class House Implementation (
2
345
4
5)
public static void main (String[] args) {
Lines will go here
D
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