Free Zend 200-710 Exam Dumps

FillInTheBlank

What is the output of the following code?

class Number {

private $v = 0;

public function __construct($v) { $this->v = $v; }

public function mul() {

return function ($x) { return $this->v * $x; };

}

}

$one = new Number(1);

$two = new Number(2);

$double = $two->mul()->bindTo($one);

echo $double(5);

MultipleChoice

What is the output of the following code?

$a = 3;

switch ($a) {

case 1: echo 'one'; break;

case 2: echo 'two'; break;

default: echo 'four'; break;

case 3: echo 'three'; break;

}

MultipleChoice

What is the output of the following code?

$a = 'a'; $b = 'b';

echo isset($c) ? $a.$b.$c : ($c = 'c').'d';

MultipleChoice

What is the output of the following code?

echo "1" + 2 * "0x02";

MultipleChoice

What is the output of the following code?

echo "22" + "0.2", 23 . 1;

FillInTheBlank

Consider the following code. Which keyword should be used in the line marked with "KEYWORD" instead of "self" to make this code work as intended?

abstract class Base {

protected function __construct() {

}

public static function create() {

return new self(); // KEYWORD

}

abstract function action();

}

class Item extends Base {

public function action() { echo __CLASS__; }

}

$item = Item::create();

$item->action(); // outputs "Item"

FillInTheBlank

Which PHP function is used to validate whether the contents of $_FILES['name']['tmp_name'] have really been uploaded via HTTP?

MultipleChoice

What is the output of the following code?

class Foo Implements ArrayAccess {

function offsetExists($k) { return true;}

function offsetGet($k) {return 'a';}

function offsetSet($k, $v) {}

function offsetUnset($k) {}

}

$x = new Foo();

echo array_key_exists('foo', $x)?'true':'false';

MultipleChoice

What is the output of the following code?

class Bar {

private $a = 'b';

public $c = 'd';

}

$x = (array) new Bar();

echo array_key_exists('a', $x) ? 'true' : 'false';

echo '-';

echo array_key_exists('c', $x) ? 'true' : 'false';

MultipleChoice

What is the output of the following code?

$a = array('a', 'b'=>'c');

echo property_exists((object) $a, 'a')?'true':'false';

echo '-';

echo property_exists((object) $a, 'b')?'true':'false';