Top 40 PHP Interview Questions mostly asked in MNC's - Coolinterview.com

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PHP Interview Questions What is the use of obj_start()? http://www.coolinterview.com/interview/18158/ Difference between mysql_connect and mysql_pconnect? http://www.coolinterview.com/interview/15264/ What is the difference between session_register and $_session? http://www.coolinterview.com/interview/18150/ What is the difference between Split and Explode? http://www.coolinterview.com/interview/18165/ How i can make a chat page in php in simple? http://www.coolinterview.com/interview/6171/ Explain about the $_GET variable of PHP? http://www.coolinterview.com/interview/22245/ How do you capture audio/video in PHP? http://www.coolinterview.com/interview/18169/ How can I maintain the count of how many persons have hit my site? http://www.coolinterview.com/interview/6169/ Describe about PHP error and logging information? http://www.coolinterview.com/interview/22247/ How To Write the FORM Tag Correctly for Uploading Files? http://www.coolinterview.com/interview/28312/ How would you initialize your strings with single quotes or double quotes? http://www.coolinterview.com/interview/18163/ How to prevent form hijacking in PHP? http://www.coolinterview.com/interview/18174/ Would I use print "$a dollars" or "{$a} dollars" to print out the amount of dollars in this example? http://www.coolinterview.com/interview/28319/ Where does the PHP session stored, either client side or server side? http://www.coolinterview.com/interview/18151/ What are new features that are in added in PHP5? http://www.coolinterview.com/interview/18175/ What is difference between mysql_connect and mysql_pconnect? http://www.coolinterview.com/interview/6173/ How do download in php ? http://www.coolinterview.com/interview/13083/ How to handle drop down box change event without refreshing page? http://www.coolinterview.com/interview/18167/ What is difference between require_once(), require(), include()? Because above three function usefully use to call a file in another file. http://www.coolinterview.com/interview/6178/ What are the different tables present in MySQL? Which type of table is generated when we are creating a table in the following syntax: create table employee(eno int(2),ename varchar(10))? http://www.coolinterview.com/interview/28320/ How can we submit a form without a submit button? http://www.coolinterview.com/interview/18172/ What are the valid values for xlink:actuate and xlink:show? http://www.coolinterview.com/interview/28328/ What Is a Persistent Cookie? http://www.coolinterview.com/interview/28309/ What is meant by urlencode and urldecode? http://www.coolinterview.com/interview/28314/ I am trying to assign a variable the value of 0123, but it keeps coming up with a different number, what's the problem? http://www.coolinterview.com/interview/28318/ Which will execute faster on php POST or GET? Explain http://www.coolinterview.com/interview/18176/ How i will check that user is, logged in or not. i want to make it a function and i want to use in each page and after login i want to go in current page(same page. where i was working)? http://www.coolinterview.com/interview/6175/ How do we know browser properties? http://www.coolinterview.com/interview/6176/ What is difference between mysql_fetch_array(),mysql_fetch_row() and mysql_fetch_object() please insert with example? http://www.coolinterview.com/interview/6170/ What is meant by PEAR in php? http://www.coolinterview.com/interview/28305/ Explain about PHP filter and why it should be used? http://www.coolinterview.com/interview/22257/ Explain about looping in PHP? http://www.coolinterview.com/interview/22250/ How can I maintain the count of how many persons have hit my site? http://www.coolinterview.com/interview/10847/ How to add multiple categories through PHP? http://www.coolinterview.com/interview/18171/ What is the difference between mysql_fetch_object and mysql_fetch_array? http://www.coolinterview.com/interview/28316/ Name and explain five of the PHP error constants? http://www.coolinterview.com/interview/22248/ What is the use of sprintf() function? http://www.coolinterview.com/interview/17692/ difference between require() and include() http://www.coolinterview.com/interview/18168/ What does the URI used as an XML namespace name point to? http://www.coolinterview.com/interview/28344/ What is the difference between echo and print statement? http://www.coolinterview.com/interview/6172/

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