Internee PHP Developer Interview Preparation Guide
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Internee PHP Developer based Frequently Asked Questions in various Internee PHP Developer job interviews by interviewer. These professional questions are here to ensures that you offer a perfect answers posed to you. So get preparation for your new job hunting

75 Internee PHP Developer Questions and Answers:

1 :: Do you know who is the father of PHP?

Rasmus Lerdorf is known as the father of PHP.

2 :: Tell me how can we create a database using php?

mysql_create_db();

3 :: Tell me what is use of header() function in php?

The header() function sends a raw HTTP header to a client.We can use herder() function for redirection of pages. It is important to notice that header() must be called before any actual output is seen.

4 :: Tell us what does a special set of tags <?= and ?> do in PHP?

The output is displayed directly to the browser.

6 :: Tell me how to run the interactive PHP shell from the command line interface?

Just use the PHP CLI program with the option -a as follows:

php -a

7 :: Tell me is it possible to destroy a cookie?

Yes, it is possible by setting the cookie with a past expiration time.

8 :: Explain me what is the difference between for and foreach?

for is expressed as follows:

for (expr1; expr2; expr3)

statement

The first expression is executed once at the beginning. In each iteration, expr2 is evaluated. If it is TRUE, the loop continues and the statements inside for are executed. If it evaluates to FALSE, the execution of the loop ends. expr3 is tested at the end of each iteration.

However, foreach provides an easy way to iterate over arrays and it is only used with arrays and objects.

9 :: Tell me what is the differences between $a != $b and $a !== $b?

!= means inequality (TRUE if $a is not equal to $b) and !== means non-identity (TRUE if $a is not identical to $b).

10 :: Tell me what does $_SERVER means?

$_SERVER is an array including information created by the web server such as paths, headers, and script locations.