8. What is the main purpose of encapsulation?

What keyword is used in PHP to implement inheritance?

A). extends

B). implements

C). inherits

D). inherits_from

Which keyword is used to access static properties or methods in PHP?

A). this

B). parent

C). self

D). static

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

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

A). parent

B). super

C). this

D). self

What is encapsulation in PHP?

A). Hiding data implementation details

B). Exposing data publicly

C). Implementing interfaces

D). Inheriting properties

What is the default access modifier in PHP?

A). public

B). protected

C). private

D). No default modifier

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

A). To mark a method as deprecated

B). To prevent a class from being inherited

C). To specify a constant value

D). To define a global variable

What does the protected access modifier mean in PHP?

A). Access to all

B). Access to parent class

C). Access to subclass

D). Restricted access

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

Which of the following is an advantage of inheritance in PHP?

A). Increases code reusability

B). Decreases code maintainability

C). Adds complexity to the code

D). Makes code less modular