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?

1049

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

970

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

1085

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

1194

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

1012

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

1186

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

1036

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

1080

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

1106

What is the difference between explode and split?

1194

How can I convert ereg expressions to preg in php?

1038

Difference between mysql_connect and mysql_pconnect?

1023

How do you use bcrypt for hashing passwords in php?

1134

What is magic quotes?

1075

How can I prevent sql-injection in php?

1102

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Un-Answered Questions { PHP }

How does php isset work?

999

What are different types of errors available in Php?

989

What is namespace in php?

1096

Which programming language does php resemble?

1008

What is array and function?

1110

What is Type hinting in PHP?

1211

What is variable declaration?

1010

Explain what is the difference between mysql_fetch_array() and mysql_fetch_assoc()?

955

What are objects in php?

1035

What is an abstract class in php?

1044

Tell me how can we check the value of a given variable is alphanumeric?

1150

How to execute an sql query? How to fetch its result?

1203

What are the popular content management systems (cms) in php?

984

Under what circumstance is it impossible to assign a default value to a parameter while declaring a function?

1191

What are the different loops in php?

1134

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