10+ Top PHP Interview Questions and Answers in 2022 PHP is one of the most popular programming languages and is used by a variety of companies to create web applications. As such, PHP interviews are increasingly common in the job market. With PHP being so popular, it's important to be prepared for your PHP interview. To help you get ready, here are 10+ top PHP interview questions and answers for fresher that freshers should know in 2022:
1. What is PHP? Answer: PHP stands for Hypertext Preprocessor and is a server-side scripting language used to develop dynamic websites and web applications. It can be embedded into HTML code and allows developers to easily manipulate data stored in databases such as MySQL or Oracle. 2. What is the difference between PHP and HTML? Answer: PHP is a server-side scripting language while HTML is a client-side markup language. PHP files are run on the server, which generates the HTML code that is then sent to the browser. PHP can also manipulate and retrieve data from databases while HTML cannot. 3. What are some advantages of using PHP? Answer: PHP has many advantages such as being open source, easy to learn and deploy, fast development time, compatibility with multiple operating systems and web servers, support for different databases, scalability etc. 4. How do you define variables in PHP?