Q
What is the benefit of using polymorphism in PHP?

Answer & Solution

Answer: Option D
Solution:
Polymorphism in PHP improves code maintainability by allowing objects of different classes to be treated as objects of a common superclass, facilitating code reuse and promoting a modular structure.
Related Questions on Average

What is the default access modifier in PHP?

A). public

B). protected

C). private

D). No default modifier

Which keyword is used to access parent class properties in PHP?

A). parent

B). super

C). this

D). self

Which of the following is an advantage of inheritance in PHP?

A). Increases code reusability

B). Decreases code maintainability

C). Adds complexity to the code

D). Makes code less modular

What does the protected access modifier mean in PHP?

A). Access to all

B). Access to parent class

C). Access to subclass

D). Restricted access

What keyword is used in PHP to implement inheritance?

A). extends

B). implements

C). inherits

D). inherits_from

In PHP, what is the purpose of the abstract keyword?

A). To specify a class as final

B). To specify a class as abstract

C). To prevent a class from being instantiated

D). To mark a method as deprecated

Which of the following is NOT a principle of OOP?

A). Inheritance

B). Polymorphism

C). Abstraction

D). Linearity

Which keyword is used to access static properties or methods in PHP?

A). this

B). parent

C). self

D). static

What is the purpose of method overloading in PHP?

A). Different parameters

B). Same parameters

C). Override a method

D). Access private methods

What is the primary purpose of method overriding in PHP?

A). Hide implementation

B). Provide alternative

C). Prevent inheritance

D). Define in parent