What is the purpose of the static keyword in PHP?
A). To access properties or methods without instantiating the class
B). To prevent a class from being instantiated
C). To define constants
D). To access superclass methods
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 OOP concept allows a class to implement methods with the same name but different parameters?
A). Overloading
B). Overriding
C). Inheritance
D). Polymorphism
Which keyword is used for inheritance in PHP?
A). inherit
B). extends
C). inherit_from
D). inherits
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
What is the visibility of properties or methods declared as private in PHP?
A). Public
B). Protected
C). Private
D). Accessible only within the class
What is the purpose of the __construct() method in PHP?
A). To define class properties
B). To create objects
C). To initialize object properties
D). To access superclass methods
What is polymorphism in OOP?
A). Code duplication
B). Method overriding
C). Data encapsulation
D). Class instantiation
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 magic method is called when an undefined property is accessed in PHP?
A). __get()
B). __set()
C). __call()
D). __isset()