8. What is the main purpose of encapsulation?

What is encapsulation in PHP?

A). Hiding data implementation details

B). Exposing data publicly

C). Implementing interfaces

D). Inheriting properties

Which of the following statements is true about polymorphism?

A). It allows a class to inherit from multiple classes

B). It allows a class to have multiple constructors

C). It allows a method to have multiple implementations

D). It allows a class to override parent class methods

What does the final keyword do when applied to a method in PHP?

A). Mark as deprecated

B). Prevent override

C). Define as abstract

D). Enable instantiation

What is the purpose of the interface keyword in PHP?

A). Finalize a class

B). Define a contract

C). Abstract a class

D). Create a subclass

In PHP, what is the purpose of the abstract keyword?

A). To specify a class as final

B). To specify a class as abstract

C). To prevent a class from being instantiated

D). To mark a method as deprecated

Which keyword is used to access parent class properties in PHP?

A). parent

B). super

C). this

D). self

What keyword is used in PHP to implement inheritance?

A). extends

B). implements

C). inherits

D). inherits_from

How is polymorphism achieved in PHP?

A). Method overriding

B). Method overloading

C). Method inheritance

D). Method encapsulation

What is the benefit of using polymorphism in PHP?

A). Increased complexity

B). Improved readability

C). Decreased flexibility

D). Increased maintainability

Which of the following is NOT a principle of OOP?

A). Inheritance

B). Polymorphism

C). Abstraction

D). Linearity