by kgaylord
Dive into the world of Object Oriented Programming with this engaging quiz designed to test your understanding of key concepts and principles. From encapsulation to polymorphism, each question will challenge your knowledge and help you gauge your proficiency in OOP. Ready to put your skills to the test? Let’s get started!
We recommend that you do not leave the page that you are taking this quiz in. Stay honest 🙂
Object Oriented Programming Quiz Questions Overview
1. What is the primary purpose of encapsulation in OOP?
To hide the internal implementation details of an object
To allow objects to interact with each other
To facilitate code reuse
To define the structure of a class
2. Which of the following is NOT a feature of Object Oriented Programming?
Inheritance
Polymorphism
Abstraction
Compilation
3. In OOP, what does the term ‘polymorphism’ refer to?
The ability of different objects to respond to the same method call in different ways
The ability to inherit properties from a parent class
The ability to encapsulate data within an object
The ability to define multiple classes in a single program
4. Which keyword is used in Java to inherit a class?
extends
implements
inherits
super
5. What is a constructor in OOP?
A method that is called when an object is created
A method that is called to destroy an object
A method that is used to call other methods
A method that is used to inherit properties
6. What is the main advantage of using inheritance in OOP?
Code reusability
Faster execution
Simpler syntax
Increased security
7. Which of the following is an example of a class in OOP?
Dog
Bark
Run
Color
8. What does the ‘this’ keyword refer to in a class method?
The current object instance
The parent class
A global variable
A static method
9. Which of the following best describes abstraction in OOP?
Hiding the implementation details and showing only the functionality
Creating multiple methods with the same name
Inheriting properties from a parent class
Encapsulating data within an object
10. In OOP, what is an interface?
A collection of abstract methods
A class that cannot be instantiated
A method that calls other methods
A variable that holds a reference to an object
11. What is the purpose of the ‘super’ keyword in Java?
To refer to the immediate parent class object
To create a new instance of a class
To define a constant variable
To call a static method
We recommend that you do not leave the page that you are taking this quiz in. Stay honest 🙂
