What are different ways to get the extension of a file in PHP?
What is the use of urlencode() and urldecode() in PHP?
Explain PHP Traits?
What’s the difference between unset() and unlink()?
What are the main error types in PHP and how do they differ?
What is the difference between GET and POST?
How can you enable error reporting in PHP?
What are the __construct() and __destruct() methods in a PHP class?
What are SQL Injections, how do you prevent them and what are the best practices?