Type Hinting was introduced in which version of PHP? 

 Which one of the following PHP functions can be used to find files?

 Which of the following is the Concatenation Operator in PHP? 

  If session.use_cookie is set to 0, this results in use of _____________ 

What will be the output of the following code?

<?php

    $num  = 10;

    $num1 = 20;

    print $num . "+". $num1;

?>

Which of the following are types of PHP authentication implementation methodologies?

Which one of the following filter checks if the variable of the specified type exists? 

What will be the output of the following PHP code?

<?php

    $fruits = array ("apple", "orange", "banana");

    echo (next($fruits));

    echo (next($fruits));

?>

Which of the following statements about operator precedence is not correct?