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

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 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

How is polymorphism achieved in PHP?

A). Method overriding

B). Method overloading

C). Method inheritance

D). Method encapsulation

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

A). parent

B). super

C). this

D). self

Which access modifier in PHP restricts access to class members?

A). public

B). protected

C). private

D). access

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

In PHP, what is the default visibility of class members?

A). Public

B). Protected

C). Private

D). Global

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 default access modifier in PHP?

A). public

B). protected

C). private

D). No default modifier

What keyword is used in PHP to implement inheritance?

A). extends

B). implements

C). inherits

D). inherits_from