Which of the following is NOT a principle of OOP?
A). Inheritance
B). Polymorphism
C). Abstraction
D). Linearity
What is the main purpose of encapsulation?
A). To make classes more readable
B). To hide implementation details
C). To increase code complexity
D). To prevent inheritance
How is polymorphism achieved in PHP?
A). Method overriding
B). Method overloading
C). Method inheritance
D). Method encapsulation
What is the purpose of method overloading in PHP?
A). Different parameters
B). Same parameters
C). Override a method
D). Access private methods
In PHP, what is the purpose of the final keyword?
A). To mark a method as deprecated
B). To prevent a class from being inherited
C). To specify a constant value
D). To define a global variable
Which keyword is used to access parent class properties in PHP?
A). parent
B). super
C). this
D). self
What is the default access modifier in PHP?
A). public
B). protected
C). private
D). No default modifier
What does the final keyword do when applied to a method in PHP?
A). Mark as deprecated
B). Prevent override
C). Define as abstract
D). Enable instantiation
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