PHP MCQs with answers Page - 5

<?php
    function uppercase($string)
    {
        echo ucwords($string);
    }
    $wow = "uppercase";
    $wow("Time to live king size");
?> 

<?php
    function calc($num1, $num2)
    {
        $total = $num1 * $num2; 
    }
    $result = calc(42, 0);
    echo $result;    
?>

<?php
function constant()
{
    define("GREETING", "Welcome to Narnia",true);
    echo greeting;
}
?>

<?php
    echo str_pad("Salad", 5)." is good.";
?>

<?php
function colour()
{ 
    $colors = array("red", "green", "blue", "yellow"); 
    foreach ($colors as $value)
    {
        echo "$value <br>";
    }
}
colour();
?> 

<?php
function 2myfunc()
{
    echo "Hello World";
}
2myfunc();
?>

<?php
        function foo($msg)
        {
            echo "$msg";
        }
        $var1 = "foo";
        $var1("will this work");
    ?>

<?php
$user = array("Ashley", "Bale", "Shrek", "Blank");
    for ($x=0; $x < count($user) - 1; $x++)	
    {
        if ($user[$x++] == "Shrek") 
		    continue;
        printf ($user[$x]); 
    }
?>