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

PHP Interview Questions

Questions Answers Views Company eMail

What is meant by variable variables in php?

524

Explain type casting and type juggling.

546

How can you send http header to the client in php?

492

What is meant by ‘passing the variable by value and reference' in php?

521

Which functions are used to count the total number of array elements in php?

530

What is the use of $_request variable?

569

What is a persistence cookie?

510

What are the uses of implode() function?

558

Which function is used in php to search a particular value in an array?

501

Does php support multiple inheritances?

519

What are the differences between mysqli_connect and mysqli_pconnect?

529

What are the uses of explode() and implode() functions?

527

Which functions are used to remove whitespaces from the string?

607

What is the difference between for and foreach loop in php?

618

How can a cross-site scripting attack be prevented by php?

528

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Un-Answered Questions { PHP }

What is the use of "ksort" in php?

497

How do you check if a variable has been set in php?

504

What is the main difference between php 4 and php 5?

526

Why namespace is used in php?

531

What is php call function?

491

What are the differences between session and cookie?

517

Which is the dependent variable?

482

Explain me difference between mysql_connect and mysql_pconnect?

542

How to set cookies in PHP?

593

How to turn on the session support?

567

What is the different between count() and sizeof() in php?

513

How can i execute PHP File using Command Line?

521

What is member function?

556

What is difference between include,require,include_once and require_once()?

524

What is strlen function in php?

512

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