1.
What keyword is used in PHP to implement inheritance?
2.
Which access modifier in PHP restricts access to class members?
3.
What is encapsulation in PHP?
4.
How is polymorphism achieved in PHP?
5.
Which keyword is used to access parent class properties in PHP?
6.
What is the default access modifier in PHP?
7.
Which of the following is NOT a principle of OOP?
8.
What is the main purpose of encapsulation?
9.
In PHP, what is the purpose of the final keyword?
10.
Which of the following statements is true about polymorphism?