Which PHP function can be used to find files?

 What is the default value of the directive max_file_limit?
a)
b)
c)
d)  

 Which function do you have to use to check whether the $path you’ve stored exists? 

Which two predefined variables are used to retrieve information from forms? 

 Code that uses a class, function, or method is often described as the ____________ 

Which of the below statements is equivalent to $sum += $sum ? 

Which PHP configuration directive determines whether PHP scripts on the server can accept file uploads?

What will be the output of the following PHP code?

<?php

    $state = array ("Uttar Pradesh", "Goa", "Uttarakhand",

    "Arunachal Pradesh");

    echo (array_search ("Uttarakhand", $state) );

?>

 Which one of the following does not describe a validating filter? 

What is the population of Karnataka as shown in the following PHP code?

<?php

$states = array("Karnataka" => array("population" => "11,35,000", "capital" => "Bangalore"),

"Tamil Nadu" => array("population" => "17,90,000", "capital" => "Chennai"));

echo $states["Karnataka"]["population"];

?>