Zend Zend Certified 200-550 Questions & Answers

• Question 21:

  An HTML form contains this form element:

  The user clicks on the image to submit the form. How can you now access the relative coordinates of the

  mouse click?

  A. $_FILES['myImage']['x'] and $_FILES['myImage']['y']

  B. $_POST['myImage']['x'] and $_POST['myImage']['y']

  C. $_POST['myImage.x'] and $_POST['myImage.y']

  D. $_POST['myImage_x'] and $_POST['myImage_y']

  Correct Answer: D

• Question 22:

  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

  Correct Answer: C

• Question 23:

  When uploading a file to a PHP script using the HTTP PUT method, where would the file data be found?

  A. the $_FILES super-global

  B. the input stream php://input

  C. the $_POST super-global

  D. the global variable scope

  Correct Answer: B

• Question 24:

  The following form is loaded in a browser and submitted, with the checkbox activated:

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

  A. accept

  B. ok

  C. true

  D. on

  Correct Answer: D

• Question 25:

  Which PHP function retrieves a list of HTTP headers that have been sent as part of the HTTP response or are ready to be sent?

  A. header()

  B. headers()

  C. headers_list()

  D. headers_sent()

  E. getresponseheaders()

  Correct Answer: C

• Question 26:

  Which options do you have in PHP to set the expiry date of a session?

  A. Set the session.duration directive in php.ini

  B. Set session cookie expiry date locally via session_set_cookie_params()

  C. Set session expiry date locally via session_cache_expire()

  D. None of the above

  Correct Answer: D

• Question 27:

  An HTML form contains this form element:

  When this form is submitted, the following PHP code gets executed:

  move_uploaded_file(

  $_FILES['myFile']['tmp_name'], 'uploads/' . $_FILES['myFile']['name'] );

  Which of the following actions must be taken before this code may go into production? (Choose 2)

  A. Check with is_uploaded_file() whether the uploaded file $_FILES['myFile']['tmp_name'] is valid

  B. Sanitize the file name in $_FILES['myFile']['name'] because this value is not consistent among web browsers

  C. Check the charset encoding of the HTTP request to see whether it matches the encoding of the uploaded file

  D. Sanitize the file name in $_FILES['myFile']['name'] because this value could be forged

  E. Use $HTTP_POST_FILES instead of $_FILES to maintain upwards compatibility

  Correct Answer: BD

• Question 28:

  How many elements does the array $pieces contain after the following piece of code has been executed?

  $pieces = explode("/", "///");

  A. 0

  B. 3

  C. 4

  D. 5

  Correct Answer: C

• Question 29:

  Which string will be returned by the following function call?

  $test = '/etc/conf.d/wireless';

  substr($test, strrpos($test, '/')); // note that strrpos() is being called, and not strpos()

  A. ""

  B. "/wireless"

  C. "wireless"

  D. "/conf.d/wireless"

  E. "/etc"

  Correct Answer: B

• Question 30:

  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()

  Correct Answer: BD