Q
What is the purpose of the parent:: keyword in PHP?

Answer & Solution

Answer: Option B
Solution:
The parent:: keyword in PHP is used to call methods of the parent class from within a subclass. It allows access to methods defined in the parent class that have been overridden in the subclass.
Related Questions on Average

What is an object in PHP?

A). A class method

B). A function parameter

C). An instance of a class

D). A variable name

Which method is automatically called when an object is destroyed in PHP?

A). __delete()

B). __destroy()

C). __dispose()

D). __destruct()

What is polymorphism in OOP?

A). Code duplication

B). Method overriding

C). Data encapsulation

D). Class instantiation

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 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 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 prevent a class from being inherited in PHP?

A). final

B). private

C). static

D). sealed

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

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

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