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 md5(), crc32() and sha1() crypto on php?

1057

What is the difference between php4 and php5?

1067

How can we submit from without a submit button?

1006

How to turn on the session support?

1095

What is the difference between include and require?

1001

How do you define a constant?

968

How can we submit form without a submit button?

1025

What is the value for this auto incremented field user_pri_id?

931

How to read the entire file into a single string?

995

How come the code works, but doesn’t for two-dimensional array of mine?

1049

How to protect special characters in query string?

966

What is the special meaning of __sleep and __wakeup?

1004

How to remove a file?

1136

How the values are ordered in an array?

1102

What type of headers have to be added in the mail function to attach a file?

947

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Un-Answered Questions { PHP }

How can you encrypt password using php?

1050

How is csrf token generated?

987

Tell me what is the use of explode() function?

984

Are php sessions secure?

979

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

1108

What is meant by public, private, protected, static and final scopes?

1039

How to convert numbers to strings in php?

1019

What is the differences between $a != $B and $a !== $B?

1075

What is the name of scripting engine in php?

1226

What is properties of class?

1061

What is cURL in PHP?

986

What is difference between Method overriding and overloading in PHP?

1042

Can you pass an array into a function?

1071

What is the difference between explode () and split () functions in php?

1124

What is isset in php form?

1016

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