What is php and what does it do?
What is boolean in php?
What is a closure in php?
What is the difference between php traits vs interfaces?
What is the output of the following php code?
What is the use of die in php?
What is chrome logger?
What is the use of session and cookies in php?
Why is facebook still using php?
What is the phpstorm?
What is the difference between == and === in php?
What is a php 5?
What is var_dump?
When do you use define() and when do you use const. What are the main differences between those two?
When should you use a stored procedure?