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

PHP Interview Questions

Questions Answers Views Company eMail

What is the major php security hole? How to avoid?

989

How to swap two variables without using 3rd temp variable.

914

How do you parse and process html/xml in php?

1024

What is the difference between client-side and server-side programming?

1104

What is framework? How it works? What is advantage?

959

What is the difference between single-quoted and double-quoted strings in php?

1088

Write down the code for save an uploaded file in php.

973

Can we use include ("xyz.php") two times in a php page "index.php"?

1024

What are the differences between php3 and php4 and php5? What is the current stable version of php? What advance thing in php7?

1046

What is the difference between explode and split?

1084

How can I convert ereg expressions to preg in php?

981

Difference between mysql_connect and mysql_pconnect?

965

How do you use bcrypt for hashing passwords in php?

1069

What is magic quotes?

1010

How can I prevent sql-injection in php?

1044

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Un-Answered Questions { PHP }

Explain about require and include function?

999

How to create and destroy cookies in php?

908

Explain how can php and javascript interact?

1035

What is PHP's configuration file called?

1181

How to add 301 redirects in PHP?

902

Tell me how to find the length of a string?

1071

Where php language is used?

982

What is csrf token and how will you add csrf token in ajax?

967

What is the use of token in php?

985

What is the difference between substr() and strstr()?

1394

How to create a table to store files?

1105

How can we change the maximum size of the files to be uploaded?

1033

What's php?

1076

Can we override magic methods in php?

1012

What is $_ request?

982

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