Originally published on CodingCush .

PHP interview questions for freshers usually cover the basics of the language, variables and superglobals, object-oriented programming, sessions and cookies, working with MySQL, basic security, and one or two small coding tasks. If you can answer the 20 questions in this guide in your own words, with a tiny example for each, you are ready for most first-round PHP interviews.

Do not memorise long definitions. Interviewers check whether you understand what the code does. Read each answer, say it aloud once, and type the examples yourself — that is how answers stop vanishing when someone says, "Please take a seat."

PHP Basics: Questions 1 to 4

1. What is PHP?

PHP is a server-side scripting language used mainly for building dynamic websites and web applications. The code runs on the server, creates HTML, and sends only that HTML to the browser. WordPress and thousands of business sites are built with PHP.…