PHP Programming Mock Test 7

1. What will be the output of the following PHP code?

<?php
$x = 4;
$y = 3;
$z = 1;
echo "$x = $x + $y + $z";
?>

2. What will be the output of the following PHP code?

<?php
$color1 = "1";
$color2 = "1";
echo "$color1" + "$color2";
?>

3. What will be the output of the following PHP code?

<?php
$one = "Hello";
$two = "World";
echo "$one"+"$two";
?>

4. What will be the output of the following PHP code?

<?php
$x = 10;
$y = 4;
$z = 3;
echo ($x % ($y) + $z);
?>

5. What will be the output of the following PHP code?

<?php
$x = 0;
function fun()
{
    echo $GLOBALS['x'];
    $x++;
}
fun();
fun();
fun();
?>

6. What will be the output of the following PHP code?

<?php
function fun()
{
    static $x = 0;
    echo $x;
    $x++;
}
fun();
fun();
fun();
?>

7. What will be the output of the following PHP code?

<?php
$a = "$winner";
$b = "/$looser";
echo $a,$b;
?>

8. What will be the output of the following PHP code?

<?php
$one = "one";
$two = "two";
print($one$two);
?>

9. What will be the output of the following PHP code?

<?php
$x = 4;
$y = 3;
function fun($x, $y)
{
    $z = $x + $y / $y + $x;
    echo "$z";
}
echo $x;
echo $y;
echo $z; 
fun(3, 4);
?>

10. What will be the output of the following PHP code?

<?php
$on$e = 1;
$tw$o = 2;
$thre$e = 3;
$fou$r = 4;
echo "$on$e / $tw$o + $thre$e / $fou$r"; 
?>