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

Answer & Solution

Answer: Option A
Solution:
The final keyword in PHP is used to prevent a class from being inherited. When a class is marked as final, it cannot be subclassed or extended.
Related Questions on Average

Which keyword is used to create an object in PHP?

A). create

B). instance

C). new

D). make

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 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 inherit from multiple classes?

A). Inheritance

B). Encapsulation

C). Polymorphism

D). Multiple inheritance

Which keyword is used to create a class in PHP?

A). new

B). object

C). define

D). class

Which magic method is called when an undefined property is accessed in PHP?

A). __get()

B). __set()

C). __call()

D). __isset()

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 does inheritance provide in OOP?

A). Code reusability

B). Data security

C). Object creation

D). Method overloading

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