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

PHP Interview Questions

Questions Answers Views Company eMail

How is it possible to set an infinite execution time for php script?

1023

Do you know what is the use of rand() in php?

1046

Tell me are parent constructors called implicitly inside a class constructor?

1000

Explain how can php and javascript interact?

1101

What is the difference between for and foreach?

1164

Tell me how can we change the maximum size of the files to be uploaded?

1034

Tell me what is the difference between characters 34 and x34?

1039

Explain what does $_server means?

1130

Explain me what are the differences between mysql_fetch_array(), mysql_fetch_object(), mysql_fetch_row()?

1214

Explain what does the unlink() function means?

1228

What is the difference between $var and $$var?

1124

Explain me what is the meaning of a persistent cookie?

1133

Tell me what is the importance of "action" attribute in a html form?

1191

What is use of in_array() function in php?

1187

How to strip whitespace (or other characters) from the beginning and end of a string?

950

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Un-Answered Questions { PHP }

What are the options to transfer session ids?

1173

Do you know what is the use of rand() in php?

1046

how to use http headers inside php? Write the statement through which it can be added?

1083

What is cookie and why do we use it?

1059

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

1173

Tell me what are sql injections, how do you prevent them and what are the best practices?

980

What is static variable in php?

1149

How can you declare the array in php?

1034

What is PHP? Who is the father or inventor of PHP?

1100

What Is a Persistent Cookie?

1114

What is array filter in php?

1016

Explain the difference between $var and $$var?

1033

Is php free to use?

1056

What is user defined function in php?

1035

How to split a string into array using php?

1267

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