Q
What is the visibility of properties or methods declared as private in PHP?

Answer & Solution

Answer: Option D
Solution:
Properties or methods declared as private in PHP are accessible only within the class where they are defined. They cannot be accessed from outside the class or its subclasses.
Related Questions on Average

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

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 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 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 keyword is used for inheritance in PHP?

A). inherit

B). extends

C). inherit_from

D). inherits

Which OOP concept allows a class to inherit from multiple classes?

A). Inheritance

B). Encapsulation

C). Polymorphism

D). Multiple inheritance

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 OOP concept allows a class to implement methods with the same name but different parameters?

A). Overloading

B). Overriding

C). Inheritance

D). Polymorphism