Q
What is polymorphism in OOP?

Answer & Solution

Answer: Option B
Solution:
Polymorphism in OOP allows objects of different classes to be treated as objects of a common superclass. It enables flexibility in code design by allowing methods to behave differently based on the object's type.
Related Questions on Average

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

Which keyword is used to create a class in PHP?

A). new

B). object

C). define

D). class

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 for inheritance in PHP?

A). inherit

B). extends

C). inherit_from

D). inherits

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 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

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

A). To access properties of the parent class

B). To call methods of the parent class

C). To instantiate the parent class

D). To prevent inheritance

Which keyword is used to access properties or methods within the same class in PHP?

A). public

B). protected

C). private

D). $this

Which keyword is used to prevent a class from being inherited in PHP?

A). final

B). private

C). static

D). sealed