Zend 200-550 Online Practice Questions and Exam Preparation

Zend 200-550 Online Questions & Answers

• Question 81:

  When a browser requests an image identified by an img tag, it never sends a Cookie header.

  A. TRUE
  B. FALSE
  B. FALSE

• Question 82:

  Which sentence describes the following regular expression match? preg_match('/^\d+(?:\.[0-9]+)?$/', $test);

  A. It matches float numbers with thousand seperators.
  B. It matches float numbers without thousand seperators.
  C. It matches binary integer numbers.
  D. It matches any string.
  E. It does not match anything
  B. It matches float numbers without thousand seperators.

• Question 83:

  What is the output of the following code?

  class A {

  public $a = 1;

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

  public function mul() {

  return function($x) {

  return $this->a*$x;

  };

  }

  }

  $a = new A(2);

  $a->mul = function($x) {

  return $x*$x;

  };

  $m = $a->mul();

  echo $m(3);

  B. 6
  D. 3
  B. 6

• Question 84:

  When a query that is supposed to affect rows is executed as part of a transaction, and reports no affected rows, it could mean that: (Choose 2)

  A. The transaction failed
  B. The transaction affected no lines
  C. The transaction was rolled back
  D. The transaction was committed without error
  A. The transaction failed
  B. The transaction affected no lines

• Question 85:

  Which of the following statements are FALSE?

  A. SimpleXML allows removal of attributes.
  B. SimpleXML allows addition of new attributes.
  C. SimpleXML allows removal of nodes.
  D. SimpleXML allows addition of new nodes.
  E. None of the above
  E. None of the above

• Question 86:

  You want to allow your users to submit HTML code in a form, which will then be displayed as real code and not affect your page layout. Which function do you apply to the text, when displaying it? (Choose 2)

  A. strip_tags()
  B. htmlentities()
  C. htmltidy()
  D. htmlspecialchars()
  E. showhtml()
  B. htmlentities()
  D. htmlspecialchars()

• Question 87:

  Which value will be assigned to the key 0 in this example? $foo = array(true, '0' => false, false => true);

  true

• Question 88:

  What is the result of the following code?

  define('PI', 3.14); class T { const PI = PI; } class Math { const PI = T::PI; } echo Math::PI;

  A. Parse error
  B. 3.14
  C. PI
  D. T::PI
  B. 3.14

• Question 89:

  The following form is loaded in a recent browser and submitted, with the second select option selected:

  one

  two

  three

  In the server-side PHP code to deal with the form data, what is the value of $_POST['list'] ?

  A. 1
  B. 2
  C. two
  D. null
  C. two

• Question 90:

  What is the output of the following code?

  try {

  class MyException extends Exception {};

  try {

  throw new MyException;

  }

  catch (Exception $e) {

  echo "1:";

  throw $e;

  }

  catch (MyException $e) {

  echo "2:";

  throw $e;

  }

  }

  catch (Exception $e) {

  echo get_class($e);

  }

  A. A parser error, try cannot be followed by multiple catch
  B. 1:
  C. 2:
  D. 1:Exception
  E. 1:MyException
  F. 2:MyException
  G. MyException
  E. 1:MyException