PHP interview questions and answers - PHP FAQ PDF

What is PHP? Latest Answer - PHP (Hyper text Pre Processor) is a scripting language commonly used for web applications............. Read answer What Is a Session in PHP? Latest Answer - A PHP session is no different from a normal session. It can be used to store information on the server for future use............. Read answer Explain the difference between $message and $$message? Latest Answer - $message is used to store variable data. $$message can be used to store variable of a variable............. Read answer How to set cookies in PHP? Latest Answer - Cookies are often used to track user information............. Read answer What is the difference between include and require? Latest Answer - Require () and include () are the same with respect to handling failures............. Read answer What is urlencode and urldecode? Latest Answer - Urlencode can be used to encode a string that can be used in a url............. Read answer What are the different types of errors in PHP? Latest Answer - Different types of errors are............ Read answer Explain how to submit form without a submit button. Latest Answer - A form data can be posted or submitted without the button in the following ways:............ Read answer What are the functions for IMAP? Latest Answer - IMAP is used for communicate with mail servers. It has a number of functions............. Read answer How can we increase the execution time of a php script? Latest Answer - Default time allowed for the PHP scripts to execute is 30s defined in the php.ini file............. Read answer What is Type juggle in php? Latest Answer - Type Juggling means dealing with a variable type. In PHP a variables type............ Read answer What is the difference between mysql_fetch_object and mysql_fetch_array? Latest Answer - Mysql_fetch_object returns the result from the database as objects while............ Read answer What is the difference between the functions unlink and unset? Latest Answer - Unlink is a function for file system handling which deletes a file............. Read answer What is Joomla in PHP? Latest Answer - Joomla is an open source content management system............. Read answer What is zend engine? Latest Answer - Zend Engine is used internally by PHP as a complier and runtime engine............. Read answer What is the difference between Split and Explode? Latest Answer - Both the functions are used to Split a string. However, Split is used to split............ Read answer What is the difference between echo and print statement? Latest Answer - Echo can accept multiple expressions while print cannot............. Read answer What is CAPTCHA? Latest Answer - CAPTCHA is a test to determine if the user using the system............ Read answer What is difference between developing website using Java and PHP? Latest Answer - In order to make interactive pages, java uses JSP (Java Server pages)............. Read answer How do you create sub domains using PHP? Latest Answer - Wild card domains can be used. Sub domains can be created by first creating............ Read answer How to upload files using PHP? Latest Answer - Files can be uploaded in PHP by using the tag type=”file”............. Read answer< /A> What is the difference between Notify URL and Return URL? Latest Answer - Notify URL and Return URL is used in Paypal Payment Gateway integration............. Read answer Describe functions STRSTR() and STRISTR. Latest Answer - Both the functions are used to find the first occurrence of a string............. Read answer What are the various methods to pass data from one web page to another web page? Latest Answer - Different methods to pass data from one web page to another:............