PHP Related Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

PHP (3028)
Laravel PHP Framework (1078)
WordPress (1256)
Drupal (621)

Joomla (294)
Magento PHP (281)
CodeIgniter (272)
Zend (235)

CakePHP (128)
Yii PHP Framework (148)

PHP Related 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

TCS,

6 11905

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 ?

PA Consulting, TCS,

4 9789

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)?

TCS,

8 16861

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

10 22963

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

Aquasol, Infosys, TCS, Torque Infotech,

14 40259

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) ?

TCS,

2 7008

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

Dest,

2 6043

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

4 12734

How session works (internal processing of session) ?

ASD Lab, IPSR Solutions,

3 11300

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

3 7105

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

1 4361

What is serialization / object serialization ?

2 5792

What is the purpose of destructor ?

2 6129

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

1 3768

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

3 5547

Un-Answered Questions { PHP Related }

State whether namespace is mandatory while creating a custom module in magento?

Is php a case sensitive language?

1221

Is wordpress good for beginners?

172

How to include a file code in different files in php?

1186

What limitations to a WordPress web site?

182

How to create object of model?

240

what is variable scope, which variables are accessible from where and what are "undefined variable" errors?

1148

What are the basic rules to follow while developing wordpress plugin?

190

How do I pass parameters to a controller's index() function?

716

How to terminate the execution of a script in PHP?

1094

How do you put a space in html?

1064

What do the locks mean?

101

Which js framework is best with laravel?

757

How can we turn off csrf protection for a particular route?

717

How to get a random value from a php array?

1053

For More Un-Answered { PHP Related } Questions Click Here