Question 1

Which PHP function sets a cookie and URL encodes its value when sending it to the browser?

Question 2

Which PHP function sets a cookie whose value does not get URL encoded when sending it to the
browser?

Question 3

An HTML form contains this form element:
<input type="image" name="myImage" src="image.png" />
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']

Question 4

Which of the following is NOT a requirement for file uploads to work?

• A. The PHP directive file_uploads must be set to On
• B. The form's method attribute must be set to "post"
• C. The form must include a hidden input element with the name set to "MAX_FILE_SIZE"
• D. The form's enctype attribute must be set to "multipart/form-data"

Question 5

The following form is loaded in a recent browser and submitted, with the second select option
selected:
<form method="post">
<select name="list">
<option>one</option>
<option>two</option>
<option>three</option>
</select>
</form>
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

Question 6

Please provide the name of the super-global variable where all the information about cookies is
available.

Question 7

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

Question 8

The following form is loaded in a browser and submitted, with the checkbox activated:
<form method="post">
<input type="checkbox" name="accept" />
</form>
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

Question 9

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

Question 10

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()

Question 11

An HTML form contains this form element:
<input type="file" name="myFile" />
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

Question 12

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"

Question 13

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

Question 14

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()

Question 15

What is the return value of the following code: substr_compare("foobar", "bar", 3);

• A. -1
• B. 1
• C. TRUE
• D. 0 E: FALSE