Mastering Object-Oriented Programming (OOP) Principles

Which keyword in Java is used to declare a class that cannot be extended?

final

Which of the following is true about method overloading in Java?

It allows you to provide multiple ways to call a method within the same class, based on different argument lists.

Which type of polymorphism is also known as method overriding?

Runtime polymorphism

What is the primary reason for static typing in programming languages?

To rule out programs that might cause errors at runtime Signup and view all the answers

What is the difference between static typing and dynamic typing?

Static typing is about when type information is acquired at compile time, while dynamic typing acquires type information at runtime. Signup and view all the answers

Which one of these is NOT a main principle of Object-Oriented Programming (OOP)?

Abstraction Signup and view all the answers

What is polymorphism in the context of OOP?

The ability to create functions with the same name but different parameters Signup and view all the answers

Which type of polymorphism is achieved through method overloading?

Compile-time polymorphism Signup and view all the answers

What is the purpose of the render() method in the context of polymorphism?

To behave differently in different classes Signup and view all the answers

Which one of these is an example of method overriding in Java?

Defining a method in a child class with the same name as a method in the parent class Signup and view all the answers

Which of the following best describes method overriding in Java?

When a subclass overrides a method from its superclass and provides a specific implementation. Signup and view all the answers

What does the @Override annotation indicate in Java?

That a method in a subclass is intended to override a method with the same name and parameters in its superclass. Signup and view all the answers

What is the main advantage of covariant return types in Java?

They allow for more specific return types when overriding methods. Signup and view all the answers

What is the purpose of method overloading in Java?

To define multiple methods within the same class with the same name but different parameter lists. Signup and view all the answers

What is the method signature in Java?

The combination of a method's name and its parameter list. Signup and view all the answers

Mastering Object-Oriented Programming (OOP) Principles

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