1. How would you prevent SQL injection in a PHP application interacting with a MySQL database? Provide a code example.
2. Explain the process of connecting to a MySQL database using PDO in PHP. What are the benefits of using PDO over MySQLi?
3. Describe how you would implement a RESTful API in PHP that interacts with a MySQL database.
4. How would you handle file uploads in PHP and store metadata about the files in a MySQL database? Provide a high-level overview.
5. Discuss the concept of prepared statements in MySQL. How would you use them in PHP to improve security and performance?

Question

1.	How would you prevent SQL injection in a PHP application interacting with a MySQL database? Provide a code example.
2.	Explain the process of connecting to a MySQL database using PDO in PHP. What are the benefits of using PDO over MySQLi?
3.	Describe how you would implement a RESTful API in PHP that interacts with a MySQL database.
4.	How would you handle file uploads in PHP and store metadata about the files in a MySQL database? Provide a high-level overview.
5.	Discuss the concept of prepared statements in MySQL. How would you use them in PHP to improve security and performance?

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