Question 1

Which of the following statements is false?

Accepted Answer

A)  A class can directly inherit from class Object. 
B)  It's often much more efficient to create a class by inheriting from a similar class than to create the class by writing every line of code the new class requires. 
C)  If the class you're inheriting from declares instance variables as private, the inherited class can access those instance variables directly. 
D)  A class's instance variables are normally declared private to enforce good software engineering. 
A)  A class can directly inherit from class Object. 
B)  It's often much more efficient to create a class by inheriting from a similar class than to create the class by writing every line of code the new class requires. 
C)  If the class you're inheriting from declares instance variables as private, the inherited class can access those instance variables directly. 
D)  A class's instance variables are normally declared private to enforce good software engineering.

Question 2

Overriding a method differs from overloading a method because:

Accepted Answer

A)  Overloaded methods have the same signature. 
B)  Overridden methods have the same signature. 
C)  Both of the above. 
D)  Neither of the above. 
A)  Overloaded methods have the same signature. 
B)  Overridden methods have the same signature. 
C)  Both of the above. 
D)  Neither of the above.

Which of the following statements is false?

Overriding a method differs from overloading a method because:

Introduction to Computers and Java

Introduction to Java Applications

Control Statements

Control Statements

Methods

Arrays and Arraylists

Introduction to Classes and Objects

Classes and Objects: a Deeper Look

Object-Oriented Programming: Polymorphism

Exception Handling

Gui Components

Graphics and Java 2D

Fundamentals of Characters and Strings

Files, Streams and Object Serialization

Generic Collections

Lambdas

Recursion

Searching, Sorting and Big O

Generic Classes and Methods

Custom Generic Data Structures

GUI

Concurrency

Accessing Databases With JDBC

JavaFX

Filters

Exam 9: Object Oriented Programming: Inheritance

Which of the following statements is false?

Overriding a method differs from overloading a method because:

Introduction to Computers and Java

Introduction to Java Applications

Control Statements

Control Statements

Methods

Arrays and Arraylists

Introduction to Classes and Objects

Classes and Objects: a Deeper Look

Object-Oriented Programming: Polymorphism

Exception Handling

Gui Components

Graphics and Java 2D

Fundamentals of Characters and Strings

Files, Streams and Object Serialization

Generic Collections

Lambdas

Recursion

Searching, Sorting and Big O

Generic Classes and Methods

Custom Generic Data Structures

GUI

Concurrency

Accessing Databases With JDBC

JavaFX

Filters