Q
What is the purpose of the interface keyword in PHP?

Answer & Solution

Answer: Option B
Solution:
The interface keyword in PHP is used to define an interface, which defines a contract for classes to implement. It specifies a set of methods that implementing classes must define.
Related Questions on Average

Which keyword is used to create a class in PHP?

A). new

B). object

C). define

D). class

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 prevent a class from being inherited in PHP?

A). final

B). private

C). static

D). sealed

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 keyword is used to create an object in PHP?

A). create

B). instance

C). new

D). make

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

A). __get()

B). __set()

C). __call()

D). __isset()

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

A). Public

B). Protected

C). Private

D). Accessible only within the class

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

A). public

B). protected

C). private

D). $this