PHP Interview Questions
Questions Answers Views Company eMail

How can we do user authentication without using session/cookies ? For ex:- From page1 accepts user name and password and need to check in all other pages whether the user has logged in or not


6 6905

1.Where are the sessions storing ? 2.What are the contents of a session file ? 3.If the server is loaded with too many session files there is a possibility of server crash. How can we solve this issue? 4. How does php server identify that the particular session belongs to particular user ? For ex: If two users A and B logged from different machine, separate session files (say 1 and 2) will be created in the server. But how the php knows that 1 belongs to A and 2 belongs to B ?

TCS, PA Consulting,

4 5600

1.Where are the cookies storing ? 2.What is the drawback of using cookies ? 3. If two site is having same cookie name and different values what will be the output if we echo the cookie name from those sites ? How can we solve this issue (How can we specify the domain name)?


8 10763

Whether session will work if we disable cookies in client browser ?

10 14455

1. Write a function to swap two values ? $a = 10; $b = 20; echo $a, $b; swap(); // If u want u can pass parameters echo $a, $b; // It should print 20 , 10

Infosys, TCS, Torque Infotech, Aquasol,

14 25380

This question is regarding version control. If two developers are committing the same php file at same time what will happen ? What error it will show (if any) ?


2 4211

What is the difference between include and include_once ? Which is one is good in terms of performance ?


2 3949

What is the difference between mysql_connect and mysql_pconnect ? Which one is good in terms of performance ?

4 9590

How session works (internal processing of session) ?

ASD Lab, IPSR Solutions,

3 8751

Does not want to see PHPSESSID in the url. How can be done this ?

3 4277

How to check whether cookies are disbled or not in the browser ? If that is the case how do you handle the sessions ?

1 2605

What is serialization / object serialization ?

2 3459

What is the purpose of destructor ?

2 3728

Whether site will complete the execution of the script if Fatal error occurs ?

1 1974

when ever the user logged in the database table the current registered date will be appeared

3 2646

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Un-Answered Questions { PHP }

How to get best php developer Experience in Php with Sugar CRM / VTiger.


am from learning php&mysql. what will be the approx salary for me if i get a job in coimbatore.


can you give me an example code of calling java script function in php variable using AJAX.or with out ajax??????


what is difference between PHP4 , PHP5


how retrive the video file in php using video tag


Hi this is amul jani here, i complied my graduation in stream.. but as career i looking for PHP language.. to get shape my career. so is that possible to enter in IT world.. for me how much scope of develop my career in this field.. amul jani


sort term descripttion form, report and uery


What is mean tnq


if you run the app program all vendor open items are cleared but is it possible to reverse the again again open items please tell me the answer


how can i develop forum code? any one pleale help me on this question


What are Routines?


how to open & closing opening period in fico


write a note on Testing the web site


armstrong number by using php while number is given by the keyboard.?


Maine 12th ke bad 2 years ka web designing ka course kiya hai. Php me achcha hu. Ek fresher ko is field me kitna mil sakta hai ?