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 difference between array_pop() and array_push()?

1215

What is member function?

1032

What are the difference between overloading and overriding in oops?

1026

What is a substring in php?

1066

What are the difference between array_keys() and array_key_exists() in php?

1076

Explain different sorting function in php?

1064

What is trim function in php?

1075

Explain some most commonly use string functions in php?

1017

What is traits? How it is used in php?

1055

How to convert a string to uppercase in php?

1054

What is constructor and destructor?

971

How to check a variable is array or not in php?

1013

What is the difference between associative array and indexed array?

1081

What are the difference between abstract class and interface in oops?

994

What is the use of is_array() and in_array()?

1012

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Un-Answered Questions { PHP }

Tell me what are the encryption techniques in php?

943

What is inheritance in php?

1054

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

923

Why do we use session?

1005

What does type casting mean in php? Explain with an example?

972

Why do we use interface in php?

968

Name and explain five of the PHP error constants?

954

How to use http headers inside php?

1054

How do you remove duplicates from an array?

1054

What is the use of nl2br() in php?

1052

What are classes in php?

1081

Why php script is not running in browser?

1045

Tell me what is pear?

999

What is inheritance in php with example?

1016

What is super () python?

1026

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