New Php Interview Questions of 2019

I am looking for new php interview questons so that i can increase my knowledge and share with my php professionals through my website. I have collected list of 70+ php interview questions with answers as mentinoed below but still i am looking for more php questions with answers.

List of PHP Interview Questions

*What is PHP? Why it is used?

• What are the advantages of PHP?
• Who developed PHP?
• What is the latest version of PHP and Mysql?
• Please explain the difference between unlink() and unset()?
• How many types of errors in PHP?
• What is the significant difference between require() and include()?
• How to we can get IP Address of users machine?
• Difference between require() and require_once()? When can we use these functions?
• What is the difference between GET & POST ?
• How can we make a constant in PHP?
• List some array functions in PHP?
• List some string function name in PHP?
• How can we upload a file in PHP?
• Explain the difference between session and cookies in PHP?
• What are headers in PHP?
• What is the difference between file_get_contents() and file_put_contents() in PHP?
• In PHP, how to redirect from one page to another page?
• What is the meaning of "enctype= multipart/form-data" ?
• What is the role of the .htaccess file in php?
• How to add comments in PHP?
• Explain the difference between array_merge() and array_combine()?
• How to get a total number of elements used in the array?
• What is the difference between public, protected and private?
• What is the difference between implode() and explode() in php?
• What is the difference server side and browser side validation?
• How to create and destroy cookies in PHP?
• What is the difference between fopen() and fclose()?
• What is the difference between php 5 and php 7?
• How to get last inserted id after insert data from a table in mysql?
• How to remove HTML tags from data in PHP?
• What is str_replace()?
• What is substr() in PHP? and how it is used?
• What the use of var_dump()?
• What is the use of nl2br() in PHP?
• Please explain the difference between $var and $$var?
• Please explain the difference between isset() and empty()?
• Explain the difference between mysql_fetch_array(), mysql_fetch_object()?
• What are the construct() and destruct() methods in a PHP class?
• How to get complete current page URL in PHP?
• How to include a file code in different files in PHP?
• List some sorting functions in PHP?
• How can we enable error reporting in PHP?
• What are magic methods?
• What are traits? How is it used in PHP?
• What is inheritance in PHP? How many types of inheritance supports PHP?
• How to download files from an external server with code in PHP?
• What are the different MySQL database engines?
• What is the difference between = , == and ===?
• How to make a class in PHP?
• What are the final class and final method?
• Please write a query to find the 2nd highest salary of an employee from the employee table?
• What is the role of a limit in a MySQL query?
• How to get a total number of rows available in the table?
• What is MVC?
• What is a composer?
• What is the use of $_SERVER["PHP_SELF"] variable?
• What is the use of @ in Php?
• What is namespace in PHP?
• How we get browser details of clients machine?
• What is the use of cURL()?
• Write a program to display Reverse of any number?
• How to check whether a number is Prime or not?
• Write a program to display a table of any given number?
• How to write a program to make chess?
• What is the difference between abstract class and interface in php?
• What are aggregate functions in MySQL?
• What is the difference between MyISAM and InnoDB?
• What is SQL injection?
• How to redirect https to HTTP URL through .htaccess?
• What is the Apache?
• What is the difference between Apache and Tomcat?
• What is the best way to avoid email sent through PHP getting into the spam folder?
• What is PEAR in PHP?
• What is the difference between REST and Soap?
• How to make database connection in PHP?
• How to remove blank spaces from the sting?**