Question:What are the four lines we need to write to .htaccess file to restrict any folder in the webserver? 

Question:What is .htpasswd file and how can we create it? 

Question:Define OOP language. Write benefits of OOP. 

Question:What is class and object? 

Question:Define Inheritance, Polymorphism, and Encapsulation in term of OOP. Show an example with appropriate comments involving all issues.