Which keyword is used for inheritance in PHP?
A). inherit
B). extends
C). inherit_from
D). inherits
What is encapsulation in OOP?
A). Grouping related classes
B). Hiding internal details of an object
C). Creating objects from classes
D). Inheriting properties from a superclass
Which keyword is used to access properties or methods within the same class in PHP?
A). public
B). protected
C). private
D). $this
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
What is a class in PHP?
A). An instance of an object
B). A blueprint for creating objects
C). A method to access properties
D). A function to store variables
Which keyword is used to prevent a class from being inherited in PHP?
A). final
B). private
C). static
D). sealed
What is polymorphism in OOP?
A). Code duplication
B). Method overriding
C). Data encapsulation
D). Class instantiation
Which keyword is used to create an object in PHP?
A). create
B). instance
C). new
D). make
Which OOP concept allows a class to inherit from multiple classes?
A). Inheritance
B). Encapsulation
C). Polymorphism
D). Multiple inheritance
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