Question 1

Which of the following is NOT true regarding abstract methods?

Accepted Answer

A)  Abstract methods must be implemented in child classes. 
B)  Abstract methods have no body. 
C)  Abstract methods use the abstract keyword in declarations. 
D)  Abstract methods are inherited by their children. 
A)  Abstract methods must be implemented in child classes. 
B)  Abstract methods have no body. 
C)  Abstract methods use the abstract keyword in declarations. 
D)  Abstract methods are inherited by their children.

Question 2

How is the Object class equals() method implemented?

Accepted Answer

The Object class equals() method returns

Question 3

public abstract class Car 
{ 
    private String model; 
    public abstract void color(); 
    public String getName() 
    { 
        return model; 
     } 
     public void setName(String carModel) 
     { 
        model = carModel; 
      } 
} 
Using the code above, would it be possible to create a class in which you declare a Car object with the statement Car myCar = new Car("Honda"); ? 
Explain why or why not.

Accepted Answer

The Car class in this example is declare

Question 4

When you create a new subclass in Java, neither the superclass source code nor the superclass ____ is changed.

Accepted Answer

A)  bytecode 
B)  object 
C)  argument 
D)  possession 
A)  bytecode 
B)  object 
C)  argument 
D)  possession

Question 5

public class Animal 
{ 
} 
public class Animal extends Object 
{ 
} 
The two class declarations above have identical outcomes. Explains why this is the case.

Accepted Answer

Every class in Java is actually a subcla

Question 6

The equals() method returns a boolean value indicating whether two objects are equal. Using the above code, will the two BankAccount objects be equal? Explain why or why not.

Accepted Answer

The equals() method considers two object

Which of the following is NOT true regarding abstract methods?

How is the Object class equals() method implemented?

When you create a new subclass in Java, neither the superclass source code nor the superclass ____ is changed.

public class Animal { } public class Animal extends Object { } The two class declarations above have identical outcomes. Explains why this is the case.

The equals() method returns a boolean value indicating whether two objects are equal. Using the above code, will the two BankAccount objects be equal? Explain why or why not.

Creating Java Programs

Using Data

Using Methods Classes and Objects

More Object Concepts

Making Decisions

Looping

Characters Strings and the Stringbuilder

Arrays

Advanced Array Concepts

Introduction to Inheritance

Exception Handling

File Input and Output

Introduction to Swing Components

Advanced Gui Topics

Graphics

Filters

Exam 11: Advanced Inheritance Concepts

Which of the following is NOT true regarding abstract methods?

How is the Object class equals() method implemented?

When you create a new subclass in Java, neither the superclass source code nor the superclass ____ is changed.

public class Animal { } public class Animal extends Object { } The two class declarations above have identical outcomes. Explains why this is the case.

The equals() method returns a boolean value indicating whether two objects are equal. Using the above code, will the two BankAccount objects be equal? Explain why or why not.

Creating Java Programs

Using Data

Using Methods Classes and Objects

More Object Concepts

Making Decisions

Looping

Characters Strings and the Stringbuilder

Arrays

Advanced Array Concepts

Introduction to Inheritance

Exception Handling

File Input and Output

Introduction to Swing Components

Advanced Gui Topics

Graphics

Filters