PHP Programmer Interview Questions and Answers

To connect PHP to SQL, use functions like mysqli_connect or PDO to establish a connection and execute queries.

• Use mysqli_connect function to establish a connection with MySQL database

• Use PDO class to connect to various types of databases like MySQL, PostgreSQL, etc.

• Execute SQL queries using functions like mysqli_query or PDO::query

Hypertext Preprocessor

• Stands for Hypertext Preprocessor

• Server-side scripting language

• Used for web development

• Open source and free to use