Q.1
Which one of the following should not be used while sending passwords or other sensitive information?
Q.2
Which function is used to remove all HTML tags from a string passed to a form?
Q.3
What will be the value of the variable $input in the following PHP code? 
<?php
$input = "Swapna<td>Lawrence</td>you are really<i>pretty</i>!";
$input = strip_tags($input,"<i></i>");
?>
Q.4
To validate an e-mail address, which flag is to be passed to the function filter_var()?
Q.5
How many validation filters like FILTER_VALIDATE_EMAIL are currently available?
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