A: PHP is an open-source language, which means it is free to use and widely supported by the developer community. It is also easy to learn and has a large library of functions and frameworks available. PHP can be used to create a variety of web applications, from simple websites to complex enterprise-level systems.

A: Yes, PHP has built-in functions for interacting with databases such as MySQL, PostgreSQL, and SQLite. This allows for the creation of dynamic web applications that can retrieve and manipulate data from a database.

A: A PHP framework is a collection of pre-written code that makes it easier to develop web applications. Frameworks provide developers with a set of tools and libraries to help streamline the development process, and often follow best practices for security and performance.