Object-Oriented Programming (OOP) Concepts Quiz

To make code run faster

To hide implementation details and protect data

To create multiple instances of a class

To inherit properties from parent classes

Multiple inheritance

Encapsulation

Polymorphism

Aggregation

Composition represents 'has-a' relationship

Composition allows multiple inheritance

Composition is faster than inheritance

Composition only works with interfaces

A class that only handles database operations

A class that handles both logging and payment processing

A class that only manages user authentication

A class that only formats data output

They make code run faster

They allow multiple inheritance

They define a contract for implementation

They provide private methods

To destroy objects

To initialize object state

To implement interfaces

To override methods

Creating methods with the same name but different parameters

Overriding parent class methods

Creating private methods

Implementing interface methods

Makes members public to all classes

Makes members private to the class

Allows access only within same package

Allows access in same package and subclasses