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 6357

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 5058

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 9931

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

10 13356

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 22851

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 3827

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


2 3707

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

4 9215

How session works (internal processing of session) ?

ASD Lab, IPSR Solutions,

3 8255

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

3 3931

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

1 2406

What is serialization / object serialization ?

2 3207

What is the purpose of destructor ?

2 3401

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

1 1757

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

3 2379

Post New PHP Questions

Un-Answered Questions { PHP }

How I can control asset documents without GR/IR?


what is the scope of php in the future if any other language is developed then may be php is loss ???


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


What are Routines?


sort term descripttion form, report and uery


How to genrate report in wordpress cms


What is session and Cokkies . How it works . tell some thing about Session_id()


what is difference between PHP4 , PHP5


write a note on Testing the web site


what is mean by portal


What is mean tnq


what are the differences between php and perl


What are the security measures we have to take for our site not to hack by others?


how to open & closing opening period in fico


discuss the issue of software theft in ghana and how it has affected the economy