Zend-Technologies 200-550 Actual Free Exam Questions & Community Discussion

In the following code, which line should be changed so it outputs the number 2:
class A {
protected $x = array(); /* A */
public function getX() { /* B */
return $this->x; /* C */
}
}
$a = new A(); /* D */ array_push($a->getX(), "one"); array_push($a->getX(), "two"); echo count($a->getX());

What is the output of the following code?
echo '1' . (print '2') + 3;

Which of the following is an invalid DOM save method?

Consider the following table data and PHP code. What is the outcome?
Table data (table name "users" with primary key "id"):
id name email
1 anna [email protected]
2 betty [email protected]
3 clara [email protected]
5 sue [email protected]
PHP code (assume the PDO connection is correctly established):
$dsn = 'mysql:host=localhost;dbname=exam';
$user = 'username';
$pass = '********';
$pdo = new PDO($dsn, $user, $pass);
$cmd = "SELECT * FROM users WHERE id = :id";
$stmt = $pdo->prepare($cmd);
$id = 3;
$stmt->bindParam('id', $id);
$stmt->execute();
$stmt->bindColumn(3, $result);
$row = $stmt->fetch(PDO::FETCH_BOUND);

Which of the following statements about SOAP is NOT true?

An unbuffered database query will: (Choose 2)

Assuming UTF-8 encoding, what is the value of $count?
$data = '$1A2'; $count = strlen($data);

Which of the following methods are available to limit the amount of resources available to PHP through php.ini? (Choose 2)

Which of the following rules must every correct XML document adhere to? (Choose 2)

What is the output of the following code? var_dump(boolval(-1));

What is the name of the method that can be used to provide read access to virtual properties in a class?

What is the name of the PHP function used to automatically load non-yet defined classes?

What is cached by an opcode cache?

Which of the following statements is NOT true?