Q
What is encapsulation in OOP?

Answer & Solution

Answer: Option B
Solution:
Encapsulation in OOP refers to the bundling of data (attributes) and methods (behaviors) that operate on the data into a single unit, called a class. It hides the internal state of an object and only exposes the necessary functionalities through methods.
Related Questions on Average

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 __construct() method in PHP?

A). To define class properties

B). To create objects

C). To initialize object properties

D). To access superclass methods

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

A). __get()

B). __set()

C). __call()

D). __isset()

What does inheritance provide in OOP?

A). Code reusability

B). Data security

C). Object creation

D). Method overloading

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 polymorphism in OOP?

A). Code duplication

B). Method overriding

C). Data encapsulation

D). Class instantiation

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

A). __delete()

B). __destroy()

C). __dispose()

D). __destruct()

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 create a class in PHP?

A). new

B). object

C). define

D). class

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