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

PHP Interview Questions

Questions Answers Views Company eMail

How can we execute a php script using command line?

1048

What are the main error types in php?

1088

What is memcache?

963

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

1062

What are the 3 scope levels available in php and how would you define them?

971

How would you declare a function that receives one parameter name hello?

971

How does one prevent the following warning ‘warning: cannot modify header information – headers already sent' and why does it occur in the first place?

925

What sized websites have you worked on in the past?

997

What library is used for pdf in php?

1047

What does mvc stand for and what does each component do?

1083

Explain about a search-friendly site looks like?

864

What are psrs? Choose 1 and briefly describe it?

1439

Define soundex()?

939

How to enable error reporting in php?

1063

Can the value of a constant change during the script's execution?

980

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Un-Answered Questions { PHP }

Explain the purpose of output buffering in php.

992

Why do we use hooks?

910

How can you declare a constant variable in php?

1032

What is the most convenient hashing method to be used to hash passwords?

1013

What is constructor and destructor?

971

How do I install php?

1064

Differentiate between require and include?

968

What are session variables in php?

1032

What is a query give example?

989

What is lazy loading in php?

957

What is the method to execute a php script from the command line?

1047

Explain the difference between urlencode and urldecode?

1051

What is the difference between unset and unlink?

972

When are you supposed to use endif to end the conditional statement?

944

Why triggers are used in mysql?

962

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