Question 1

The mail() function returns a value of TRUE if the message was sent successfully and FALSE if it was not.

Accepted Answer

The mail() function returns a value of TRUE if the message was sent successfully and FALSE if it was not.

Question 2

When you use the ____ method to submit form data to the processing script, the form data is appended to the URL specified by the action attribute.
A) get
B) post
C) request
D) submit

Accepted Answer

The GET method is used to submit form data to the processing script and the form data is appended to the URL specified by the action attribute. The POST method does not append the form data to the URL. The other choices (request and submit) are not methods for submitting form data.

Question 3

The post method is ideal for embedding options in a hyperlink.

Accepted Answer

The post method is not used for embedding options in a hyperlink, the GET method is commonly used for this purpose. The post method is used to submit data to the server for processing or storage.

Question 4

The subject argument of the mail function must be plain text without XHTML tags or character entities.

Accepted Answer

The subject argument of the mail function must be plain text without XHTML tags or character entities. Any HTML or special characters will not be rendered properly in the email subject line.

Question 5

The PHP feature that automatically adds a backslash to any single quote, double quote, or NULL character contained in form data that a user submits to a PHP script is ____.
A) base quotes.
B) special quotes
C) magic quotes.
D) special quotes,

Accepted Answer

The feature that automatically adds a backslash to any single quote, double quote, or NULL character contained in form data that a user submits to a PHP script is known as magic quotes. This feature was introduced in PHP 3 and deprecated in PHP 5.3 as it caused security issues and confusion among developers.

Question 6

The ____ function is used to reverse the changes made by magic quotes or the addslashes() function.
A) removeslashes()
B) stripslashes()
C) deleteslashes()
D) addslashes()

Accepted Answer

The stripslashes() function reverses the effect of addslashes() or magic quotes on a string. It removes backslashes that were added to escape special characters.

Question 7

The value of the ____ attribute identifies the program on the Web server that will process the form data when the form is submitted.
A) action
B) method
C) name
D) id

Accepted Answer

The "action" attribute in a form element specifies the URL of the program that will process the form data when the form is submitted.

Question 8

In PHP, an e-mail message is sent using the email() function.

Accepted Answer

In PHP, an e-mail message is sent using the mail() function, not email().

Question 9

The $_ENV autoglobal contains ____ variables that programs use to interact with the system. A) system B) environmental C) program D) script

Accepted Answer

$_ENV autoglobal contains environmental variables that programs use to interact with the system.

Question 10

In an all-in-one form, when the user clicks the submit button, the script submits the form to a separate processing script.

Accepted Answer

In an all-in-one form, the form and the processing script are part of the same file, meaning the form submits to itself, not to a separate processing script.

Question 11

You cannot use buttons to target content to a dynamic section of a Web page template.

Accepted Answer

Buttons can be used in conjunction with JavaScript to dynamically target and update content in a specific section of a Web page template, without needing to reload the page. This is commonly achieved using techniques such as AJAX.

Question 12

Autoglobals are associative arrays whose elements are referred to with a(n) ____ key instead of an index number.
A) numeric
B) alphanumeric
C) symbolic
D) alphabetic

Accepted Answer

Autoglobals in PHP, such as $_GET, $_POST, and $_SESSION, use alphanumeric keys to access their elements, as these keys are typically strings representing variable names or identifiers.

Question 13

When using text hyperlinks to navigate within a Web page template, the values that specify which dynamic content to show must be appended to the filename in the "href" attribute of the anchor tag.

Accepted Answer

Appending values to the filename in the "href" attribute allows the web server to determine which dynamic content to display based on the parameters provided.

Question 14

When you click a form's submit button, each field on the form is sent to the Web server as a ____ pair.
A) true/false
B) name/value
C) variable/value
D) yes/no

Accepted Answer

When a form's submit button is clicked, each field on the form is sent to the Web server as a name/value pair. This means that the name of the field (i.e. the label or identifier) is paired with the value of the information entered into the field. This allows the server to process the information and use it as needed.

Question 15

The issent() function can be used to determine if the $Submit variable has been set (if the Submit button has been pressed).

Accepted Answer

The correct function to check if a variable is set in PHP is `isset()`, not `issent()`.

Question 16

The unset() function is used to uninitialize a variable after it has been set.

Accepted Answer

The `unset()` function in PHP is used to destroy a given variable, effectively uninitializing it.

Question 17

Autoglobals or superglobals are predefined ____.
A) variables
B) constants
C) arrays
D) functions

Accepted Answer

Autoglobals or superglobals in PHP are predefined arrays that are accessible from any scope throughout a script.

Question 18

From, Cc, Bcc and Date headers are examples of additional headers.

Accepted Answer

From, Cc, Bcc and Date headers are examples of additional headers in email, which provide additional information about the sender, recipients, and the time the email was sent.

Question 19

You can use ____ autoglobal array to refer to the global version of a variable from inside a function.
A) $GLOBALS
B) $_GLOBAL
C) $_GLOBALS
D) $GLOBAL

Accepted Answer

The correct autoglobal array for referring to the global version of a variable from inside a function is $GLOBALS. The other options provided ($_GLOBAL, $_GLOBALS, and $GLOBAL) are not valid PHP language constructs.

Question 20

The ____ function displays the elements of the $_ENV array and their values.
A) env_info()
B) systeminfo()
C) phpinfo()
D) php_info()

Accepted Answer

The function that displays the elements of the $_ENV array and their values is phpinfo(). The other options are not relevant to this task.

Quiz 4: Handling User Input

The mail() function returns a value of TRUE if the message was sent successfully and FALSE if it was not.

When you use the ____ method to submit form data to the processing script, the form data is appended to the URL specified by the action attribute.

The post method is ideal for embedding options in a hyperlink.

The subject argument of the mail function must be plain text without XHTML tags or character entities.

The PHP feature that automatically adds a backslash to any single quote, double quote, or NULL character contained in form data that a user submits to a PHP script is ____.

The ____ function is used to reverse the changes made by magic quotes or the addslashes() function.

The value of the ____ attribute identifies the program on the Web server that will process the form data when the form is submitted.

In PHP, an e-mail message is sent using the email() function.

The $_ENV autoglobal contains ____ variables that programs use to interact with the system.

In an all-in-one form, when the user clicks the submit button, the script submits the form to a separate processing script.

You cannot use buttons to target content to a dynamic section of a Web page template.

Autoglobals are associative arrays whose elements are referred to with a(n) ____ key instead of an index number.

When using text hyperlinks to navigate within a Web page template, the values that specify which dynamic content to show must be appended to the filename in the "href" attribute of the anchor tag.

When you click a form's submit button, each field on the form is sent to the Web server as a ____ pair.

The issent() function can be used to determine if the $Submit variable has been set (if the Submit button has been pressed).

The unset() function is used to uninitialize a variable after it has been set.

Autoglobals or superglobals are predefined ____.

From, Cc, Bcc and Date headers are examples of additional headers.

You can use ____ autoglobal array to refer to the global version of a variable from inside a function.

The ____ function displays the elements of the $_ENV array and their values.