What keyword is used in PHP to implement inheritance?
A). extends
B). implements
C). inherits
D). inherits_from
Which of the following statements is true about polymorphism?
A). It allows a class to inherit from multiple classes
B). It allows a class to have multiple constructors
C). It allows a method to have multiple implementations
D). It allows a class to override parent class methods
Which of the following is an advantage of inheritance in PHP?
A). Increases code reusability
B). Decreases code maintainability
C). Adds complexity to the code
D). Makes code less modular
Which access modifier in PHP restricts access to class members?
A). public
B). protected
C). private
D). access
What is the primary purpose of method overriding in PHP?
A). Hide implementation
B). Provide alternative
C). Prevent inheritance
D). Define in parent
What is the default access modifier in PHP?
A). public
B). protected
C). private
D). No default modifier
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
Which keyword is used to access static properties or methods in PHP?
A). this
B). parent
C). self
D). static
In PHP, what is the default visibility of class members?
A). Public
B). Protected
C). Private
D). Global
What is the purpose of method overloading in PHP?
A). Different parameters
B). Same parameters
C). Override a method
D). Access private methods