MCA Open Source Web Based Programming Paper Solutions

What is .htaccess file ?

The.htaccess file is a configuration file for web servers that run the Apache Web Server software.
When a.htaccess file is placed in a directory that is subsequently 'loaded via the Apache Web Server,' the Apache Web Server software detects and executes the.htaccess file.Continue reading →

What is hidden field in HTML ? Explain it

The <input type="hidden"> defines a hidden input field.

A hidden field let web developers include data that cannot be seen or modified by users when a form is submitted.

A hidden field often stores what database record that needs to be updated when the form is
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Difference between isset() and unset() in PHP

ISSET() FUNCTION

Syntax : isset($variable1, $variable2, $variable3, $…..);

this predefined boolean function is used to examine whether the value of a variable is set or not. It can be used to examine more than one variable as
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