What is polymorphism in OOP?
A). Code duplication
B). Method overriding
C). Data encapsulation
D). Class instantiation
Which concept allows a method in a subclass to have the same name as a method in its superclass?
A). Encapsulation
B). Inheritance
C). Polymorphism
D). Abstraction
Which keyword is used to prevent a class from being inherited in PHP?
A). final
B). private
C). static
D). sealed
Which keyword is used for inheritance in PHP?
A). inherit
B). extends
C). inherit_from
D). inherits
What is the purpose of the interface keyword in PHP?
A). To define a class that cannot be instantiated
B). To define a contract for classes to implement
C). To define a blueprint for objects
D). To prevent a class from being inherited
Which keyword is used to create an object in PHP?
A). create
B). instance
C). new
D). make
What does inheritance provide in OOP?
A). Code reusability
B). Data security
C). Object creation
D). Method overloading
Which method is automatically called when an object is destroyed in PHP?
A). __delete()
B). __destroy()
C). __dispose()
D). __destruct()
Which OOP concept allows a class to inherit from multiple classes?
A). Inheritance
B). Encapsulation
C). Polymorphism
D). Multiple inheritance
Which OOP concept allows a class to implement methods with the same name but different parameters?
A). Overloading
B). Overriding
C). Inheritance
D). Polymorphism